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
7.23 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.43 μg/m³
0
55
155
255
425
605+
37.64 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
6.61 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Claremont, New Hampshire
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AQI 56
Moderate
11.54μg/m³
PM2.5
51.05μg/m³
PM10
25.18ppb
O3
0.49ppb
SO2
7.76ppb
NO2
0.24ppm
CO
AQI 54
Moderate
11.42μg/m³
PM2.5
50.27μg/m³
PM10
25.25ppb
O3
0.49ppb
SO2
7.74ppb
NO2
0.24ppm
CO
AQI 54
Moderate
11.43μg/m³
PM2.5
50.39μg/m³
PM10
25.30ppb
O3
0.49ppb
SO2
7.75ppb
NO2
0.24ppm
CO
AQI 33
Good
5.90μg/m³
PM2.5
27.00μg/m³
PM10
27.00ppb
O3
0.54ppb
SO2
7.97ppb
NO2
0.33ppm
CO
AQI 44
Good
7.70μg/m³
PM2.5
17.02μg/m³
PM10
23.00ppb
O3
0.30ppb
SO2
6.49ppb
NO2
0.24ppm
CO
AQI 35
Good
6.16μg/m³
PM2.5
16.92μg/m³
PM10
37.58ppb
O3
0.52ppb
SO2
7.93ppb
NO2
0.28ppm
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 06:00:00 on 2025-12-28.
In the last 24 hours, the best air quality in Claremont, New Hampshire was observed at 11:00:00 on 2025-12-27.
As of now, the AQI in Claremont, New Hampshire is 38, 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 7.232 μg/m3.
The PM10 concentration in Claremont, New Hampshire is 25.428 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Claremont, New Hampshire is 0.296 ppm.
Currently, Claremont, New Hampshire has a sulfur dioxide (SO2) concentration of 0.516 ppb.
The current ozone (O3) level in Claremont, New Hampshire at the moment is 37.641 ppm.
Nitrogen dioxide (NO2) level in Claremont, New Hampshire at the moment is 6.609 ppb.
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