Hourly Weather | Today Wednesday, June 10, 2026
Nashua, New Hampshire
1 AM
Cloudy Night
72°
Feels Like 72°
40
Humidity: 85%
UV Index: 0
Wind: 6 mph
2 AM
Stormy Weather
70°
Feels Like 68°
54
Humidity: 86%
UV Index: 0
Wind: 6 mph
3 AM
Cloudy Weather
70°
Feels Like 70°
49
Humidity: 87%
UV Index: 0
Wind: 6 mph
4 AM
Cloudy Weather
70°
Feels Like 70°
45
Humidity: 88%
UV Index: 0
Wind: 5 mph
5 AM
Cloudy Weather
68°
Feels Like 70°
43
Humidity: 90%
UV Index: 0
Wind: 5 mph
6 AM
Cloudy Weather
70°
Feels Like 70°
47
Humidity: 88%
UV Index: 0
Wind: 5 mph
7 AM
Stormy Weather
72°
Feels Like 70°
51
Humidity: 86%
UV Index: 0
Wind: 5 mph
8 AM
Cloudy Weather
73°
Feels Like 75°
43
Humidity: 82%
UV Index: 1
Wind: 6 mph
9 AM
Sunny with a Chance of Thunderstorms
77°
Feels Like 79°
51
Humidity: 76%
UV Index: 1
Wind: 6 mph
10 AM
Cloudy Weather
81°
Feels Like 84°
47
Humidity: 68%
UV Index: 2
Wind: 6 mph
11 AM
Cloudy Weather
82°
Feels Like 90°
34
Humidity: 63%
UV Index: 3
Wind: 7 mph
12 PM
Cloudy Weather
86°
Feels Like 93°
34
Humidity: 58%
UV Index: 4
Wind: 7 mph
1 PM
Cloudy Weather
88°
Feels Like 97°
34
Humidity: 53%
UV Index: 5
Wind: 7 mph
2 PM
Cloudy Weather
90°
Feels Like 99°
34
Humidity: 50%
UV Index: 5
Wind: 6 mph
3 PM
Cloudy Weather
91°
Feels Like 99°
34
Humidity: 47%
UV Index: 4
Wind: 6 mph
4 PM
Cloudy Weather
91°
Feels Like 97°
37
Humidity: 49%
UV Index: 3
Wind: 6 mph
5 PM
Cloudy Weather
90°
Feels Like 95°
43
Humidity: 51%
UV Index: 2
Wind: 6 mph
6 PM
Cloudy Weather
88°
Feels Like 91°
47
Humidity: 56%
UV Index: 1
Wind: 7 mph
7 PM
Sunny with a Chance of Thunderstorms
84°
Feels Like 86°
51
Humidity: 62%
UV Index: 1
Wind: 6 mph
8 PM
Cloudy Weather
82°
Feels Like 86°
25
Humidity: 67%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
81°
Feels Like 84°
20
Humidity: 70%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
79°
Feels Like 81°
20
Humidity: 75%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
75°
Feels Like 77°
20
Humidity: 79%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.91 µg/m³
  • PM10: 6.93 µg/m³
  • O3: 0.037 ppm
  • NO2: 2.6 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

2 AM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.1 µg/m³
  • PM10: 7.67 µg/m³
  • O3: 0.035 ppm
  • NO2: 2.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

3 AM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.43 µg/m³
  • PM10: 8.42 µg/m³
  • O3: 0.034 ppm
  • NO2: 2.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

4 AM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.77 µg/m³
  • PM10: 9.1 µg/m³
  • O3: 0.032 ppm
  • NO2: 3.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

5 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.07 µg/m³
  • PM10: 9.67 µg/m³
  • O3: 0.031 ppm
  • NO2: 3.2 ppb
  • SO2: 0.8 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

6 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.31 µg/m³
  • PM10: 10.19 µg/m³
  • O3: 0.029 ppm
  • NO2: 3.5 ppb
  • SO2: 0.8 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

7 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.52 µg/m³
  • PM10: 10.73 µg/m³
  • O3: 0.029 ppm
  • NO2: 4.1 ppb
  • SO2: 0.9 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

8 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.78 µg/m³
  • PM10: 11.38 µg/m³
  • O3: 0.029 ppm
  • NO2: 4.5 ppb
  • SO2: 0.9 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

9 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.16 µg/m³
  • PM10: 12.27 µg/m³
  • O3: 0.032 ppm
  • NO2: 4.8 ppb
  • SO2: 1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

10 AM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.54 µg/m³
  • PM10: 13.14 µg/m³
  • O3: 0.034 ppm
  • NO2: 4.4 ppb
  • SO2: 1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

11 AM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.56 µg/m³
  • PM10: 14.85 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.5 ppb
  • SO2: 0.9 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

12 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.26 µg/m³
  • PM10: 18.4 µg/m³
  • O3: 0.051 ppm
  • NO2: 2 ppb
  • SO2: 0.8 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

1 PM
62 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 11.22 µg/m³
  • PM10: 20.85 µg/m³
  • O3: 0.058 ppm
  • NO2: 1 ppb
  • SO2: 0.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM
67 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 11.41 µg/m³
  • PM10: 21.13 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM
65 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.73 µg/m³
  • PM10: 20.09 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM
56 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.88 µg/m³
  • PM10: 18.94 µg/m³
  • O3: 0.056 ppm
  • NO2: 0.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
49 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.1 µg/m³
  • PM10: 17.76 µg/m³
  • O3: 0.053 ppm
  • NO2: 1 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.4 µg/m³
  • PM10: 16.1 µg/m³
  • O3: 0.049 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.78 µg/m³
  • PM10: 13.97 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.3 µg/m³
  • PM10: 12.02 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.76 µg/m³
  • PM10: 10.26 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.4 µg/m³
  • PM10: 9.37 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.26 µg/m³
  • PM10: 8.96 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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