Stay updated with real-time air quality in Pelham, 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)
36
Good
Pelham, New Hampshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.75 μg/m³
0
55
155
255
425
605+
39.00 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
1.83 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Pelham, New Hampshire
Scroll To Air Quality MapLoading...
AQI 35
Good
3.35μg/m³
PM2.5
11.91μg/m³
PM10
38.26ppb
O3
0.48ppb
SO2
2.89ppb
NO2
0.13ppm
CO
AQI 36
Good
3.42μg/m³
PM2.5
9.16μg/m³
PM10
39.29ppb
O3
0.41ppb
SO2
1.88ppb
NO2
0.12ppm
CO
AQI 35
Good
3.44μg/m³
PM2.5
8.20μg/m³
PM10
37.76ppb
O3
0.44ppb
SO2
2.31ppb
NO2
0.12ppm
CO
AQI 34
Good
4.14μg/m³
PM2.5
12.65μg/m³
PM10
37.17ppb
O3
0.47ppb
SO2
2.70ppb
NO2
0.13ppm
CO
AQI 37
Good
3.78μg/m³
PM2.5
15.18μg/m³
PM10
40.45ppb
O3
0.55ppb
SO2
2.17ppb
NO2
0.13ppm
CO
AQI 36
Good
3.03μg/m³
PM2.5
11.25μg/m³
PM10
38.56ppb
O3
0.49ppb
SO2
2.96ppb
NO2
0.14ppm
CO
Air quality measurements for New Hampshire, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Pelham, New Hampshire is updated on an hourly basis.
The worst air quality in Pelham, New Hampshire was recorded at 12:00:00 on 2026-03-06.
The best air quality in Pelham, New Hampshire was recorded at 03:00:00 on 2026-03-06.
The real-time air quality index in Pelham, New Hampshire is 36, currently categorized as Good.
The most common pollutant in Pelham, New Hampshire is O3.
If the air quality in Pelham, New Hampshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Pelham, New Hampshire at present are 5.001 μg/m3.
The current PM10 levels in Pelham, New Hampshire are 14.749 μg/m3.
The current carbon monoxide (CO) level in Pelham, New Hampshire is 0.124 ppm.
The current sulfur dioxide (SO2) levels in Pelham, New Hampshire are 0.538 ppb.
The current ozone (O3) levels at Pelham, New Hampshire is 38.998 ppm.
The current nitrogen dioxide (NO2) levels at Pelham, New Hampshire is 1.832 ppb.
All Rights Reserved © Ambee Inc. 2025