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
6.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
32.96 μg/m³
0
55
155
255
425
605+
33.99 ppb
0
55
71
86
201
201+
0.50 ppb
0
36
76
186
605
1005+
2.89 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Claremont, New Hampshire
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AQI 33
Good
6.36μg/m³
PM2.5
28.57μg/m³
PM10
32.00ppb
O3
0.51ppb
SO2
2.45ppb
NO2
0.21ppm
CO
AQI 33
Good
6.34μg/m³
PM2.5
28.17μg/m³
PM10
31.99ppb
O3
0.51ppb
SO2
2.46ppb
NO2
0.21ppm
CO
AQI 33
Good
6.35μg/m³
PM2.5
28.28μg/m³
PM10
32.01ppb
O3
0.51ppb
SO2
2.46ppb
NO2
0.21ppm
CO
AQI 24
Good
2.40μg/m³
PM2.5
10.00μg/m³
PM10
26.00ppb
O3
0.53ppb
SO2
3.12ppb
NO2
0.20ppm
CO
AQI 33
Good
6.50μg/m³
PM2.5
10.01μg/m³
PM10
33.00ppb
O3
0.30ppb
SO2
2.85ppb
NO2
0.18ppm
CO
AQI 26
Good
2.62μg/m³
PM2.5
14.70μg/m³
PM10
28.30ppb
O3
0.50ppb
SO2
3.10ppb
NO2
0.17ppm
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 02:00:00 on 2026-02-11.
In the last 24 hours, the best air quality in Claremont, New Hampshire was observed at 11:00:00 on 2026-02-11.
As of now, the AQI in Claremont, New Hampshire is 33, 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 5.792 μg/m3.
The PM10 concentration in Claremont, New Hampshire is 18.835 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Claremont, New Hampshire is 0.186 ppm.
Currently, Claremont, New Hampshire has a sulfur dioxide (SO2) concentration of 0.502 ppb.
The current ozone (O3) level in Claremont, New Hampshire at the moment is 28.501 ppm.
Nitrogen dioxide (NO2) level in Claremont, New Hampshire at the moment is 3.043 ppb.
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