Live air quality index in San Jose, California today

Stay updated with real-time air quality in San Jose, California featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Good

San Jose, California

Last updated: ... (Local time)

Major air pollutants in San Jose, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

9.24 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

41.28 μg/m³

155

255

425

605+

Ozone (O₃)

35.97 ppb

201

201+

Sulfur Dioxide (SO₂)

1.32 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.84 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.25 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

San Jose, California

Get Live Pollen Counts

San Jose, California

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Track live San Jose, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-21T02:00:00.000Z	44 \| good	8.392 \| good	37.41 \| good	46.895 \| good	0.805 \| good	9.441 \| good	0.277 \| good
2025-10-21T03:00:00.000Z	49 \| good	9.332 \| good	41.268 \| good	23.481 \| good	1.518 \| good	27.443 \| good	0.331 \| good
2025-10-21T04:00:00.000Z	44 \| good	8.067 \| good	35.336 \| good	28.111 \| good	0.792 \| good	23.639 \| good	0.477 \| good
2025-10-21T05:00:00.000Z	52 \| moderate	9.974 \| good	44.333 \| good	15.245 \| good	0.817 \| good	34.98 \| good	0.801 \| good
2025-10-21T06:00:00.000Z	56 \| moderate	11.851 \| good	52.125 \| good	6.322 \| good	0.772 \| good	40.137 \| good	0.898 \| good
2025-10-21T07:00:00.000Z	58 \| moderate	13.499 \| fine	61.216 \| fine	6.316 \| good	0.746 \| good	32.747 \| good	0.846 \| good
2025-10-21T08:00:00.000Z	62 \| moderate	14.568 \| fine	65.029 \| fine	6.314 \| good	0.76 \| good	30.128 \| good	0.772 \| good
2025-10-21T09:00:00.000Z	64 \| moderate	15.665 \| fine	70.44 \| fine	9.237 \| good	0.807 \| good	26.28 \| good	0.65 \| good
2025-10-21T10:00:00.000Z	62 \| moderate	14.755 \| fine	66.387 \| fine	8.249 \| good	0.83 \| good	26.144 \| good	0.624 \| good
2025-10-21T11:00:00.000Z	58 \| moderate	13.467 \| fine	61.015 \| fine	7.29 \| good	0.807 \| good	23.909 \| good	0.624 \| good
2025-10-21T12:00:00.000Z	54 \| moderate	11.447 \| good	50.937 \| good	7.275 \| good	0.803 \| good	23.589 \| good	0.624 \| good
2025-10-21T13:00:00.000Z	54 \| moderate	10.803 \| good	48.043 \| good	7.272 \| good	0.837 \| good	26.073 \| good	0.697 \| good
2025-10-21T14:00:00.000Z	54 \| moderate	10.612 \| good	47.268 \| good	7.212 \| good	0.671 \| good	19.237 \| good	0.576 \| good
2025-10-21T15:00:00.000Z	49 \| good	9.195 \| good	41.046 \| good	6.295 \| good	0.742 \| good	21.442 \| good	0.676 \| good
2025-10-21T16:00:00.000Z	52 \| moderate	9.575 \| good	43.333 \| good	5.284 \| good	0.758 \| good	23.266 \| good	0.802 \| good
2025-10-21T17:00:00.000Z	54 \| moderate	10.553 \| good	47.155 \| good	7.327 \| good	0.885 \| good	24.419 \| good	1.023 \| good
2025-10-21T18:00:00.000Z	54 \| moderate	10.554 \| good	47.08 \| good	15.23 \| good	1.345 \| good	21.697 \| good	0.598 \| good
2025-10-21T19:00:00.000Z	62 \| moderate	15.212 \| fine	67.84 \| fine	20.123 \| good	1.482 \| good	19.817 \| good	0.499 \| good
2025-10-21T20:00:00.000Z	56 \| moderate	12.342 \| fine	55.883 \| fine	29.007 \| good	1.115 \| good	15.71 \| good	0.399 \| good
2025-10-21T21:00:00.000Z	58 \| moderate	12.918 \| fine	58.079 \| fine	37.025 \| good	1.081 \| good	16.492 \| good	0.399 \| good
2025-10-21T22:00:00.000Z	54 \| moderate	11.122 \| good	49.601 \| good	44.92 \| good	0.925 \| good	14.387 \| good	0.399 \| good
2025-10-21T23:00:00.000Z	52 \| moderate	10.177 \| good	45.287 \| good	51.85 \| good	0.797 \| good	9.935 \| good	0.351 \| good
2025-10-22T00:00:00.000Z	52 \| moderate	9.648 \| good	43.274 \| good	52.922 \| good	0.679 \| good	9.05 \| good	0.351 \| good
2025-10-22T01:00:00.000Z	52 \| moderate	10.461 \| good	46.674 \| good	48.973 \| good	0.748 \| good	10.259 \| good	0.377 \| good
2025-10-22T02:00:00.000Z	56 \| moderate	12.299 \| fine	55.969 \| fine	45.027 \| good	0.63 \| good	9.074 \| good	0.377 \| good
2025-10-22T03:00:00.000Z	54 \| moderate	10.602 \| good	47.174 \| good	31.682 \| good	1.351 \| good	18.933 \| good	0.259 \| good
2025-10-22T04:00:00.000Z	56 \| moderate	11.641 \| good	51.481 \| good	38.99 \| good	0.636 \| good	9.632 \| good	0.303 \| good
2025-10-22T05:00:00.000Z	56 \| moderate	11.889 \| good	52.876 \| good	38.015 \| good	0.682 \| good	7.98 \| good	0.277 \| good
2025-10-22T06:00:00.000Z	58 \| moderate	12.7 \| fine	56.463 \| fine	36.983 \| good	0.625 \| good	8.123 \| good	0.277 \| good
2025-10-22T07:00:00.000Z	56 \| moderate	12.288 \| fine	55.861 \| fine	35.946 \| good	0.605 \| good	6.887 \| good	0.277 \| good
2025-10-22T08:00:00.000Z	56 \| moderate	11.826 \| good	53.61 \| good	33.974 \| good	0.562 \| good	6.181 \| good	0.547 \| good
2025-10-22T09:00:00.000Z	52 \| moderate	10.349 \| good	45.707 \| good	32.001 \| good	0.561 \| good	4.721 \| good	0.251 \| good
2025-10-22T10:00:00.000Z	49 \| good	9.401 \| good	41.744 \| good	31.003 \| good	0.581 \| good	3.482 \| good	0.226 \| good
2025-10-22T11:00:00.000Z	44 \| good	7.606 \| good	33.326 \| good	30.017 \| good	0.594 \| good	3.133 \| good	0.152 \| good
2025-10-22T12:00:00.000Z	38 \| good	6.891 \| good	30.893 \| good	29.971 \| good	0.616 \| good	3.578 \| good	0.152 \| good
2025-10-22T13:00:00.000Z	38 \| good	7.271 \| good	32.123 \| good	29.959 \| good	0.495 \| good	6.663 \| good	0.299 \| good
2025-10-22T14:00:00.000Z	38 \| good	6.943 \| good	30.582 \| good	24.074 \| good	0.887 \| good	6.989 \| good	0.203 \| good
2025-10-22T15:00:00.000Z	33 \| good	5.96 \| good	25.809 \| good	22.111 \| good	0.842 \| good	8.183 \| good	0.277 \| good
2025-10-22T16:00:00.000Z	27 \| good	5.389 \| good	23.712 \| good	19.134 \| good	0.854 \| good	9.674 \| good	0.251 \| good
2025-10-22T17:00:00.000Z	33 \| good	6.252 \| good	27.017 \| good	19.1 \| good	1.196 \| good	10.691 \| good	0.399 \| good
2025-10-22T18:00:00.000Z	38 \| good	7.106 \| good	31.466 \| good	23.082 \| good	1.171 \| good	8.849 \| good	0.325 \| good
2025-10-22T19:00:00.000Z	33 \| good	6.296 \| good	28.515 \| good	29.047 \| good	0.609 \| good	7.107 \| good	0.251 \| good
2025-10-22T20:00:00.000Z	33 \| good	5.848 \| good	26.453 \| good	31.005 \| good	0.439 \| good	6.632 \| good	0.251 \| good
2025-10-22T21:00:00.000Z	33 \| good	5.756 \| good	26.016 \| good	32.993 \| good	0.415 \| good	5.063 \| good	0.251 \| good
2025-10-22T22:00:00.000Z	38 \| good	7.054 \| good	31.399 \| good	33.987 \| good	0.51 \| good	5.021 \| good	0.251 \| good
2025-10-22T23:00:00.000Z	49 \| good	9.102 \| good	40.279 \| good	35.97 \| good	0.631 \| good	4.279 \| good	0.251 \| good
2025-10-23T00:00:00.000Z	49 \| good	9.387 \| good	42.28 \| good	35.969 \| good	1.719 \| good	4.168 \| good	0.251 \| good
2025-10-23T01:00:00.000Z	49 \| good	9.245 \| good	41.284 \| good	35.969 \| good	1.323 \| good	4.841 \| good	0.252 \| good
2025-10-23T01:00:00.000Z	49 \| good	9.245 \| good	41.284 \| good	35.969 \| good	1.323 \| good	4.841 \| good	0.252 \| good
2025-10-23T01:00:00.000Z	33 \| good	2.262 \| good	9.381 \| good	35.621 \| good	0.623 \| good	5.087 \| good	0.142 \| good
2025-10-23T02:00:00.000Z	31 \| good	1.856 \| good	7.46 \| good	34.372 \| good	0.713 \| good	7.892 \| good	0.158 \| good
2025-10-23T03:00:00.000Z	23 \| good	2.537 \| good	10.744 \| good	25.464 \| good	0.803 \| good	10.698 \| good	0.174 \| good
2025-10-23T04:00:00.000Z	22 \| good	3.57 \| good	15.73 \| good	19.918 \| good	0.859 \| good	13.045 \| good	0.189 \| good
2025-10-23T05:00:00.000Z	27 \| good	4.589 \| good	19.966 \| good	17.941 \| good	0.914 \| good	15.393 \| good	0.204 \| good
2025-10-23T06:00:00.000Z	33 \| good	6.328 \| good	28.397 \| good	15.037 \| good	0.97 \| good	17.741 \| good	0.219 \| good
2025-10-23T07:00:00.000Z	38 \| good	6.508 \| good	28.856 \| good	14.762 \| good	0.946 \| good	16.529 \| good	0.212 \| good
2025-10-23T08:00:00.000Z	22 \| good	4.419 \| good	19.486 \| good	12.164 \| good	0.921 \| good	15.316 \| good	0.205 \| good
2025-10-23T09:00:00.000Z	27 \| good	4.974 \| good	21.361 \| good	9.036 \| good	0.897 \| good	14.104 \| good	0.199 \| good
2025-10-23T10:00:00.000Z	27 \| good	5.382 \| good	23.098 \| good	4.64 \| good	0.809 \| good	11.88 \| good	0.187 \| good
2025-10-23T11:00:00.000Z	16 \| good	3.331 \| good	14.423 \| good	8.07 \| good	0.72 \| good	9.656 \| good	0.174 \| good
2025-10-23T12:00:00.000Z	16 \| good	3.249 \| good	13.944 \| good	10.798 \| good	0.632 \| good	7.432 \| good	0.162 \| good
2025-10-23T13:00:00.000Z	16 \| good	1.097 \| good	4.449 \| good	17.27 \| good	0.647 \| good	8.29 \| good	0.17 \| good
2025-10-23T14:00:00.000Z	18 \| good	1.356 \| good	5.539 \| good	19.488 \| good	0.663 \| good	9.149 \| good	0.179 \| good
2025-10-23T15:00:00.000Z	19 \| good	1.606 \| good	6.551 \| good	20.443 \| good	0.678 \| good	10.008 \| good	0.187 \| good
2025-10-23T16:00:00.000Z	18 \| good	3.104 \| good	12.989 \| good	18.977 \| good	0.732 \| good	7.985 \| good	0.174 \| good
2025-10-23T17:00:00.000Z	33 \| good	6.302 \| good	27.871 \| good	18.458 \| good	0.785 \| good	5.962 \| good	0.161 \| good
2025-10-23T18:00:00.000Z	27 \| good	5.255 \| good	22.613 \| good	21.176 \| good	0.839 \| good	3.939 \| good	0.148 \| good
2025-10-23T19:00:00.000Z	27 \| good	5.349 \| good	23.061 \| good	27.137 \| good	0.869 \| good	3.572 \| good	0.145 \| good
2025-10-23T20:00:00.000Z	31 \| good	5.39 \| good	23.164 \| good	34.16 \| good	0.899 \| good	3.206 \| good	0.143 \| good
2025-10-23T21:00:00.000Z	36 \| good	3.029 \| good	12.993 \| good	38.695 \| good	0.929 \| good	2.839 \| good	0.141 \| good
2025-10-23T22:00:00.000Z	39 \| good	2.02 \| good	8.15 \| good	41.869 \| good	0.992 \| good	3.143 \| good	0.142 \| good
2025-10-23T23:00:00.000Z	38 \| good	2.119 \| good	8.824 \| good	41.314 \| good	1.056 \| good	3.447 \| good	0.143 \| good
2025-10-24T00:00:00.000Z	40 \| good	4.43 \| good	19.342 \| good	43.141 \| good	1.119 \| good	3.751 \| good	0.144 \| good
2025-10-24T01:00:00.000Z	35 \| good	4.389 \| good	19.222 \| good	37.805 \| good	1.174 \| good	7.244 \| good	0.164 \| good
2025-10-24T02:00:00.000Z	27 \| good	3.714 \| good	16.037 \| good	28.768 \| good	1.23 \| good	10.736 \| good	0.183 \| good
2025-10-24T03:00:00.000Z	38 \| good	7.071 \| good	31.444 \| good	21.594 \| good	1.285 \| good	14.228 \| good	0.203 \| good
2025-10-24T04:00:00.000Z	52 \| moderate	10.11 \| good	44.847 \| good	16.57 \| good	1.331 \| good	16.121 \| good	0.215 \| good
2025-10-24T05:00:00.000Z	52 \| moderate	10.368 \| good	45.768 \| good	8.241 \| good	1.377 \| good	18.014 \| good	0.226 \| good
2025-10-24T06:00:00.000Z	52 \| moderate	9.608 \| good	42.752 \| good	6.927 \| good	1.424 \| good	19.907 \| good	0.238 \| good
2025-10-24T07:00:00.000Z	49 \| good	8.693 \| good	38.657 \| good	4.976 \| good	1.34 \| good	18.959 \| good	0.229 \| good
2025-10-24T08:00:00.000Z	38 \| good	6.72 \| good	29.691 \| good	10.256 \| good	1.257 \| good	18.011 \| good	0.221 \| good
2025-10-24T09:00:00.000Z	44 \| good	7.8 \| good	34.136 \| good	8.951 \| good	1.174 \| good	17.063 \| good	0.212 \| good
2025-10-24T10:00:00.000Z	38 \| good	6.881 \| good	30.116 \| good	7.113 \| good	1.134 \| good	15.66 \| good	0.202 \| good
2025-10-24T11:00:00.000Z	27 \| good	4.862 \| good	21.121 \| good	5.675 \| good	1.094 \| good	14.257 \| good	0.193 \| good
2025-10-24T12:00:00.000Z	27 \| good	4.729 \| good	20.499 \| good	2.673 \| good	1.054 \| good	12.854 \| good	0.183 \| good
2025-10-24T13:00:00.000Z	16 \| good	2.749 \| good	11.095 \| good	2.645 \| good	1.07 \| good	13.24 \| good	0.192 \| good
2025-10-24T14:00:00.000Z	16 \| good	3.488 \| good	15.03 \| good	3.094 \| good	1.086 \| good	13.625 \| good	0.2 \| good
2025-10-24T15:00:00.000Z	22 \| good	4.289 \| good	18.666 \| good	6.051 \| good	1.103 \| good	14.011 \| good	0.208 \| good
2025-10-24T16:00:00.000Z	38 \| good	6.721 \| good	29.79 \| good	11.799 \| good	1.133 \| good	10.956 \| good	0.184 \| good
2025-10-24T17:00:00.000Z	33 \| good	6.434 \| good	28.355 \| good	15.901 \| good	1.163 \| good	7.9 \| good	0.159 \| good
2025-10-24T18:00:00.000Z	27 \| good	5.362 \| good	22.868 \| good	21.327 \| good	1.193 \| good	4.845 \| good	0.135 \| good
2025-10-24T19:00:00.000Z	38 \| good	6.616 \| good	29.01 \| good	24.849 \| good	1.103 \| good	4.145 \| good	0.129 \| good
2025-10-24T20:00:00.000Z	38 \| good	6.556 \| good	28.733 \| good	27.459 \| good	1.014 \| good	3.444 \| good	0.123 \| good
2025-10-24T21:00:00.000Z	32 \| good	4.104 \| good	17.921 \| good	35.289 \| good	0.924 \| good	2.743 \| good	0.118 \| good
2025-10-24T22:00:00.000Z	36 \| good	2.962 \| good	12.127 \| good	39.177 \| good	0.92 \| good	2.912 \| good	0.117 \| good
2025-10-24T23:00:00.000Z	34 \| good	1.273 \| good	4.912 \| good	37.075 \| good	0.916 \| good	3.08 \| good	0.116 \| good
2025-10-25T00:00:00.000Z	38 \| good	6.987 \| good	9.679 \| good	40.693 \| good	0.908 \| good	3.236 \| good	0.115 \| good

San Jose

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-21T02:00:00.000Z	44 \| good	8.392 \| good	37.41 \| good	46.895 \| good	0.805 \| good	9.441 \| good	0.277 \| good
2025-10-21T03:00:00.000Z	49 \| good	9.332 \| good	41.268 \| good	23.481 \| good	1.518 \| good	27.443 \| good	0.331 \| good
2025-10-21T04:00:00.000Z	44 \| good	8.067 \| good	35.336 \| good	28.111 \| good	0.792 \| good	23.639 \| good	0.477 \| good
2025-10-21T05:00:00.000Z	52 \| moderate	9.974 \| good	44.333 \| good	15.245 \| good	0.817 \| good	34.98 \| good	0.801 \| good
2025-10-21T06:00:00.000Z	56 \| moderate	11.851 \| good	52.125 \| good	6.322 \| good	0.772 \| good	40.137 \| good	0.898 \| good
2025-10-21T07:00:00.000Z	58 \| moderate	13.499 \| fine	61.216 \| fine	6.316 \| good	0.746 \| good	32.747 \| good	0.846 \| good
2025-10-21T08:00:00.000Z	62 \| moderate	14.568 \| fine	65.029 \| fine	6.314 \| good	0.76 \| good	30.128 \| good	0.772 \| good
2025-10-21T09:00:00.000Z	64 \| moderate	15.665 \| fine	70.44 \| fine	9.237 \| good	0.807 \| good	26.28 \| good	0.65 \| good
2025-10-21T10:00:00.000Z	62 \| moderate	14.755 \| fine	66.387 \| fine	8.249 \| good	0.83 \| good	26.144 \| good	0.624 \| good
2025-10-21T11:00:00.000Z	58 \| moderate	13.467 \| fine	61.015 \| fine	7.29 \| good	0.807 \| good	23.909 \| good	0.624 \| good
2025-10-21T12:00:00.000Z	54 \| moderate	11.447 \| good	50.937 \| good	7.275 \| good	0.803 \| good	23.589 \| good	0.624 \| good
2025-10-21T13:00:00.000Z	54 \| moderate	10.803 \| good	48.043 \| good	7.272 \| good	0.837 \| good	26.073 \| good	0.697 \| good
2025-10-21T14:00:00.000Z	54 \| moderate	10.612 \| good	47.268 \| good	7.212 \| good	0.671 \| good	19.237 \| good	0.576 \| good
2025-10-21T15:00:00.000Z	49 \| good	9.195 \| good	41.046 \| good	6.295 \| good	0.742 \| good	21.442 \| good	0.676 \| good
2025-10-21T16:00:00.000Z	52 \| moderate	9.575 \| good	43.333 \| good	5.284 \| good	0.758 \| good	23.266 \| good	0.802 \| good
2025-10-21T17:00:00.000Z	54 \| moderate	10.553 \| good	47.155 \| good	7.327 \| good	0.885 \| good	24.419 \| good	1.023 \| good
2025-10-21T18:00:00.000Z	54 \| moderate	10.554 \| good	47.08 \| good	15.23 \| good	1.345 \| good	21.697 \| good	0.598 \| good
2025-10-21T19:00:00.000Z	62 \| moderate	15.212 \| fine	67.84 \| fine	20.123 \| good	1.482 \| good	19.817 \| good	0.499 \| good
2025-10-21T20:00:00.000Z	56 \| moderate	12.342 \| fine	55.883 \| fine	29.007 \| good	1.115 \| good	15.71 \| good	0.399 \| good
2025-10-21T21:00:00.000Z	58 \| moderate	12.918 \| fine	58.079 \| fine	37.025 \| good	1.081 \| good	16.492 \| good	0.399 \| good
2025-10-21T22:00:00.000Z	54 \| moderate	11.122 \| good	49.601 \| good	44.92 \| good	0.925 \| good	14.387 \| good	0.399 \| good
2025-10-21T23:00:00.000Z	52 \| moderate	10.177 \| good	45.287 \| good	51.85 \| good	0.797 \| good	9.935 \| good	0.351 \| good
2025-10-22T00:00:00.000Z	52 \| moderate	9.648 \| good	43.274 \| good	52.922 \| good	0.679 \| good	9.05 \| good	0.351 \| good
2025-10-22T01:00:00.000Z	52 \| moderate	10.461 \| good	46.674 \| good	48.973 \| good	0.748 \| good	10.259 \| good	0.377 \| good
2025-10-22T02:00:00.000Z	56 \| moderate	12.299 \| fine	55.969 \| fine	45.027 \| good	0.63 \| good	9.074 \| good	0.377 \| good
2025-10-22T03:00:00.000Z	54 \| moderate	10.602 \| good	47.174 \| good	31.682 \| good	1.351 \| good	18.933 \| good	0.259 \| good
2025-10-22T04:00:00.000Z	56 \| moderate	11.641 \| good	51.481 \| good	38.99 \| good	0.636 \| good	9.632 \| good	0.303 \| good
2025-10-22T05:00:00.000Z	56 \| moderate	11.889 \| good	52.876 \| good	38.015 \| good	0.682 \| good	7.98 \| good	0.277 \| good
2025-10-22T06:00:00.000Z	58 \| moderate	12.7 \| fine	56.463 \| fine	36.983 \| good	0.625 \| good	8.123 \| good	0.277 \| good
2025-10-22T07:00:00.000Z	56 \| moderate	12.288 \| fine	55.861 \| fine	35.946 \| good	0.605 \| good	6.887 \| good	0.277 \| good
2025-10-22T08:00:00.000Z	56 \| moderate	11.826 \| good	53.61 \| good	33.974 \| good	0.562 \| good	6.181 \| good	0.547 \| good
2025-10-22T09:00:00.000Z	52 \| moderate	10.349 \| good	45.707 \| good	32.001 \| good	0.561 \| good	4.721 \| good	0.251 \| good
2025-10-22T10:00:00.000Z	49 \| good	9.401 \| good	41.744 \| good	31.003 \| good	0.581 \| good	3.482 \| good	0.226 \| good
2025-10-22T11:00:00.000Z	44 \| good	7.606 \| good	33.326 \| good	30.017 \| good	0.594 \| good	3.133 \| good	0.152 \| good
2025-10-22T12:00:00.000Z	38 \| good	6.891 \| good	30.893 \| good	29.971 \| good	0.616 \| good	3.578 \| good	0.152 \| good
2025-10-22T13:00:00.000Z	38 \| good	7.271 \| good	32.123 \| good	29.959 \| good	0.495 \| good	6.663 \| good	0.299 \| good
2025-10-22T14:00:00.000Z	38 \| good	6.943 \| good	30.582 \| good	24.074 \| good	0.887 \| good	6.989 \| good	0.203 \| good
2025-10-22T15:00:00.000Z	33 \| good	5.96 \| good	25.809 \| good	22.111 \| good	0.842 \| good	8.183 \| good	0.277 \| good
2025-10-22T16:00:00.000Z	27 \| good	5.389 \| good	23.712 \| good	19.134 \| good	0.854 \| good	9.674 \| good	0.251 \| good
2025-10-22T17:00:00.000Z	33 \| good	6.252 \| good	27.017 \| good	19.1 \| good	1.196 \| good	10.691 \| good	0.399 \| good
2025-10-22T18:00:00.000Z	38 \| good	7.106 \| good	31.466 \| good	23.082 \| good	1.171 \| good	8.849 \| good	0.325 \| good
2025-10-22T19:00:00.000Z	33 \| good	6.296 \| good	28.515 \| good	29.047 \| good	0.609 \| good	7.107 \| good	0.251 \| good
2025-10-22T20:00:00.000Z	33 \| good	5.848 \| good	26.453 \| good	31.005 \| good	0.439 \| good	6.632 \| good	0.251 \| good
2025-10-22T21:00:00.000Z	33 \| good	5.756 \| good	26.016 \| good	32.993 \| good	0.415 \| good	5.063 \| good	0.251 \| good
2025-10-22T22:00:00.000Z	38 \| good	7.054 \| good	31.399 \| good	33.987 \| good	0.51 \| good	5.021 \| good	0.251 \| good
2025-10-22T23:00:00.000Z	49 \| good	9.102 \| good	40.279 \| good	35.97 \| good	0.631 \| good	4.279 \| good	0.251 \| good
2025-10-23T00:00:00.000Z	49 \| good	9.387 \| good	42.28 \| good	35.969 \| good	1.719 \| good	4.168 \| good	0.251 \| good
2025-10-23T01:00:00.000Z	49 \| good	9.245 \| good	41.284 \| good	35.969 \| good	1.323 \| good	4.841 \| good	0.252 \| good
2025-10-23T01:00:00.000Z	49 \| good	9.245 \| good	41.284 \| good	35.969 \| good	1.323 \| good	4.841 \| good	0.252 \| good
2025-10-23T01:00:00.000Z	33 \| good	2.262 \| good	9.381 \| good	35.621 \| good	0.623 \| good	5.087 \| good	0.142 \| good
2025-10-23T02:00:00.000Z	31 \| good	1.856 \| good	7.46 \| good	34.372 \| good	0.713 \| good	7.892 \| good	0.158 \| good
2025-10-23T03:00:00.000Z	23 \| good	2.537 \| good	10.744 \| good	25.464 \| good	0.803 \| good	10.698 \| good	0.174 \| good
2025-10-23T04:00:00.000Z	22 \| good	3.57 \| good	15.73 \| good	19.918 \| good	0.859 \| good	13.045 \| good	0.189 \| good
2025-10-23T05:00:00.000Z	27 \| good	4.589 \| good	19.966 \| good	17.941 \| good	0.914 \| good	15.393 \| good	0.204 \| good
2025-10-23T06:00:00.000Z	33 \| good	6.328 \| good	28.397 \| good	15.037 \| good	0.97 \| good	17.741 \| good	0.219 \| good
2025-10-23T07:00:00.000Z	38 \| good	6.508 \| good	28.856 \| good	14.762 \| good	0.946 \| good	16.529 \| good	0.212 \| good
2025-10-23T08:00:00.000Z	22 \| good	4.419 \| good	19.486 \| good	12.164 \| good	0.921 \| good	15.316 \| good	0.205 \| good
2025-10-23T09:00:00.000Z	27 \| good	4.974 \| good	21.361 \| good	9.036 \| good	0.897 \| good	14.104 \| good	0.199 \| good
2025-10-23T10:00:00.000Z	27 \| good	5.382 \| good	23.098 \| good	4.64 \| good	0.809 \| good	11.88 \| good	0.187 \| good
2025-10-23T11:00:00.000Z	16 \| good	3.331 \| good	14.423 \| good	8.07 \| good	0.72 \| good	9.656 \| good	0.174 \| good
2025-10-23T12:00:00.000Z	16 \| good	3.249 \| good	13.944 \| good	10.798 \| good	0.632 \| good	7.432 \| good	0.162 \| good
2025-10-23T13:00:00.000Z	16 \| good	1.097 \| good	4.449 \| good	17.27 \| good	0.647 \| good	8.29 \| good	0.17 \| good
2025-10-23T14:00:00.000Z	18 \| good	1.356 \| good	5.539 \| good	19.488 \| good	0.663 \| good	9.149 \| good	0.179 \| good
2025-10-23T15:00:00.000Z	19 \| good	1.606 \| good	6.551 \| good	20.443 \| good	0.678 \| good	10.008 \| good	0.187 \| good
2025-10-23T16:00:00.000Z	18 \| good	3.104 \| good	12.989 \| good	18.977 \| good	0.732 \| good	7.985 \| good	0.174 \| good
2025-10-23T17:00:00.000Z	33 \| good	6.302 \| good	27.871 \| good	18.458 \| good	0.785 \| good	5.962 \| good	0.161 \| good
2025-10-23T18:00:00.000Z	27 \| good	5.255 \| good	22.613 \| good	21.176 \| good	0.839 \| good	3.939 \| good	0.148 \| good
2025-10-23T19:00:00.000Z	27 \| good	5.349 \| good	23.061 \| good	27.137 \| good	0.869 \| good	3.572 \| good	0.145 \| good
2025-10-23T20:00:00.000Z	31 \| good	5.39 \| good	23.164 \| good	34.16 \| good	0.899 \| good	3.206 \| good	0.143 \| good
2025-10-23T21:00:00.000Z	36 \| good	3.029 \| good	12.993 \| good	38.695 \| good	0.929 \| good	2.839 \| good	0.141 \| good
2025-10-23T22:00:00.000Z	39 \| good	2.02 \| good	8.15 \| good	41.869 \| good	0.992 \| good	3.143 \| good	0.142 \| good
2025-10-23T23:00:00.000Z	38 \| good	2.119 \| good	8.824 \| good	41.314 \| good	1.056 \| good	3.447 \| good	0.143 \| good
2025-10-24T00:00:00.000Z	40 \| good	4.43 \| good	19.342 \| good	43.141 \| good	1.119 \| good	3.751 \| good	0.144 \| good
2025-10-24T01:00:00.000Z	35 \| good	4.389 \| good	19.222 \| good	37.805 \| good	1.174 \| good	7.244 \| good	0.164 \| good
2025-10-24T02:00:00.000Z	27 \| good	3.714 \| good	16.037 \| good	28.768 \| good	1.23 \| good	10.736 \| good	0.183 \| good
2025-10-24T03:00:00.000Z	38 \| good	7.071 \| good	31.444 \| good	21.594 \| good	1.285 \| good	14.228 \| good	0.203 \| good
2025-10-24T04:00:00.000Z	52 \| moderate	10.11 \| good	44.847 \| good	16.57 \| good	1.331 \| good	16.121 \| good	0.215 \| good
2025-10-24T05:00:00.000Z	52 \| moderate	10.368 \| good	45.768 \| good	8.241 \| good	1.377 \| good	18.014 \| good	0.226 \| good
2025-10-24T06:00:00.000Z	52 \| moderate	9.608 \| good	42.752 \| good	6.927 \| good	1.424 \| good	19.907 \| good	0.238 \| good
2025-10-24T07:00:00.000Z	49 \| good	8.693 \| good	38.657 \| good	4.976 \| good	1.34 \| good	18.959 \| good	0.229 \| good
2025-10-24T08:00:00.000Z	38 \| good	6.72 \| good	29.691 \| good	10.256 \| good	1.257 \| good	18.011 \| good	0.221 \| good
2025-10-24T09:00:00.000Z	44 \| good	7.8 \| good	34.136 \| good	8.951 \| good	1.174 \| good	17.063 \| good	0.212 \| good
2025-10-24T10:00:00.000Z	38 \| good	6.881 \| good	30.116 \| good	7.113 \| good	1.134 \| good	15.66 \| good	0.202 \| good
2025-10-24T11:00:00.000Z	27 \| good	4.862 \| good	21.121 \| good	5.675 \| good	1.094 \| good	14.257 \| good	0.193 \| good
2025-10-24T12:00:00.000Z	27 \| good	4.729 \| good	20.499 \| good	2.673 \| good	1.054 \| good	12.854 \| good	0.183 \| good
2025-10-24T13:00:00.000Z	16 \| good	2.749 \| good	11.095 \| good	2.645 \| good	1.07 \| good	13.24 \| good	0.192 \| good
2025-10-24T14:00:00.000Z	16 \| good	3.488 \| good	15.03 \| good	3.094 \| good	1.086 \| good	13.625 \| good	0.2 \| good
2025-10-24T15:00:00.000Z	22 \| good	4.289 \| good	18.666 \| good	6.051 \| good	1.103 \| good	14.011 \| good	0.208 \| good
2025-10-24T16:00:00.000Z	38 \| good	6.721 \| good	29.79 \| good	11.799 \| good	1.133 \| good	10.956 \| good	0.184 \| good
2025-10-24T17:00:00.000Z	33 \| good	6.434 \| good	28.355 \| good	15.901 \| good	1.163 \| good	7.9 \| good	0.159 \| good
2025-10-24T18:00:00.000Z	27 \| good	5.362 \| good	22.868 \| good	21.327 \| good	1.193 \| good	4.845 \| good	0.135 \| good
2025-10-24T19:00:00.000Z	38 \| good	6.616 \| good	29.01 \| good	24.849 \| good	1.103 \| good	4.145 \| good	0.129 \| good
2025-10-24T20:00:00.000Z	38 \| good	6.556 \| good	28.733 \| good	27.459 \| good	1.014 \| good	3.444 \| good	0.123 \| good
2025-10-24T21:00:00.000Z	32 \| good	4.104 \| good	17.921 \| good	35.289 \| good	0.924 \| good	2.743 \| good	0.118 \| good
2025-10-24T22:00:00.000Z	36 \| good	2.962 \| good	12.127 \| good	39.177 \| good	0.92 \| good	2.912 \| good	0.117 \| good
2025-10-24T23:00:00.000Z	34 \| good	1.273 \| good	4.912 \| good	37.075 \| good	0.916 \| good	3.08 \| good	0.116 \| good
2025-10-25T00:00:00.000Z	38 \| good	6.987 \| good	9.679 \| good	40.693 \| good	0.908 \| good	3.236 \| good	0.115 \| good

Live air quality index in San Jose, California today

Major air pollutants in San Jose, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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San Jose, California air quality map: Stay updated on AQI near you

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Air quality levels in US

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)