Hourly Weather | Today Tuesday, September 1, 2026
Concord, New Hampshire
12 PM
Rainy Weather
66°
Feels Like 64°
79
Humidity: 74%
UV Index: 1
Wind: 6 mph
1 PM
Cloudy Weather
68°
Feels Like 68°
49
Humidity: 72%
UV Index: 2
Wind: 6 mph
2 PM
Cloudy Weather
70°
Feels Like 70°
49
Humidity: 70%
UV Index: 1
Wind: 7 mph
3 PM
Rainy Weather
68°
Feels Like 64°
68
Humidity: 73%
UV Index: 1
Wind: 7 mph
4 PM
Rainy Weather
66°
Feels Like 63°
68
Humidity: 77%
UV Index: 1
Wind: 6 mph
5 PM
Rainy Weather
66°
Feels Like 61°
67
Humidity: 83%
UV Index: 1
Wind: 6 mph
6 PM
Cloudy Weather
64°
Feels Like 64°
49
Humidity: 86%
UV Index: 0
Wind: 6 mph
7 PM
Rainy Weather
64°
Feels Like 61°
67
Humidity: 90%
UV Index: 0
Wind: 4 mph
8 PM
Rainy Weather
61°
Feels Like 59°
51
Humidity: 98%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Weather
59°
Feels Like 59°
47
Humidity: 100%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Weather
61°
Feels Like 61°
40
Humidity: 98%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Weather
61°
Feels Like 63°
33
Humidity: 98%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

12 PM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.56 µg/m³
  • PM10: 7.03 µg/m³
  • O3: 0.021 ppm
  • NO2: 3.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.53 µg/m³
  • PM10: 6.96 µg/m³
  • O3: 0.021 ppm
  • NO2: 4.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.46 µg/m³
  • PM10: 6.86 µg/m³
  • O3: 0.022 ppm
  • NO2: 4.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.26 µg/m³
  • PM10: 6.61 µg/m³
  • O3: 0.024 ppm
  • NO2: 4.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.08 µg/m³
  • PM10: 6.42 µg/m³
  • O3: 0.026 ppm
  • NO2: 4.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.75 µg/m³
  • PM10: 6.07 µg/m³
  • O3: 0.026 ppm
  • NO2: 4.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.24 µg/m³
  • PM10: 5.58 µg/m³
  • O3: 0.026 ppm
  • NO2: 4.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.79 µg/m³
  • PM10: 5.17 µg/m³
  • O3: 0.026 ppm
  • NO2: 5 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.39 µg/m³
  • PM10: 4.81 µg/m³
  • O3: 0.025 ppm
  • NO2: 4.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.09 µg/m³
  • PM10: 4.59 µg/m³
  • O3: 0.025 ppm
  • NO2: 4.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.99 µg/m³
  • PM10: 4.61 µg/m³
  • O3: 0.025 ppm
  • NO2: 4.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.98 µg/m³
  • PM10: 4.66 µg/m³
  • O3: 0.024 ppm
  • NO2: 4.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.