Stay updated with real-time air quality in Claremont, New Hampshire featuring accurate data on AQI, PM2.5, 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)
38
Good
Claremont, New Hampshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.56 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.59 μg/m³
0
55
155
255
425
605+
24.24 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
11.83 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Claremont, New Hampshire
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AQI 60
Moderate
14.30μg/m³
PM2.5
64.06μg/m³
PM10
6.09ppb
O3
0.42ppb
SO2
8.93ppb
NO2
0.45ppm
CO
AQI 60
Moderate
14.14μg/m³
PM2.5
63.21μg/m³
PM10
6.14ppb
O3
0.43ppb
SO2
9.00ppb
NO2
0.45ppm
CO
AQI 60
Moderate
14.17μg/m³
PM2.5
63.43μg/m³
PM10
6.15ppb
O3
0.43ppb
SO2
9.01ppb
NO2
0.45ppm
CO
AQI 38
Good
7.40μg/m³
PM2.5
32.99μg/m³
PM10
4.01ppb
O3
0.42ppb
SO2
18.01ppb
NO2
0.47ppm
CO
AQI 38
Good
7.20μg/m³
PM2.5
23.01μg/m³
PM10
7.00ppb
O3
0.60ppb
SO2
7.56ppb
NO2
0.36ppm
CO
AQI 44
Good
7.58μg/m³
PM2.5
32.81μg/m³
PM10
9.04ppb
O3
0.45ppb
SO2
19.57ppb
NO2
0.47ppm
CO
Air quality and pollutant data for New Hampshire, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Claremont, New Hampshire is updated every hour for accuracy.
In the past 24 hours, the air quality in Claremont, New Hampshire was at its worst at 04:00:00 on 2025-11-03.
In the last 24 hours, the best air quality in Claremont, New Hampshire was observed at 05:00:00 on 2025-11-02.
As of now, the AQI in Claremont, New Hampshire is 49, indicating Good conditions.
Claremont, New Hampshire air has the highest levels of PM2.5.
Poor air quality in Claremont, New Hampshire means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Claremont, New Hampshire are currently 9.134 μg/m3.
The PM10 concentration in Claremont, New Hampshire is 27.667 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Claremont, New Hampshire is 0.354 ppm.
Currently, Claremont, New Hampshire has a sulfur dioxide (SO2) concentration of 0.324 ppb.
The current ozone (O3) level in Claremont, New Hampshire at the moment is 19.994 ppm.
Nitrogen dioxide (NO2) level in Claremont, New Hampshire at the moment is 14.666 ppb.
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