Hourly Weather | Today › Monday, November 2, 2026
Rochester, New Hampshire
1 AM
Cloudy Weather
50°
Feels Like 50°
0
Humidity: 74%
UV Index: 0
Wind: 4 mph
2 AM
Cloudy Weather
50°
Feels Like 50°
0
Humidity: 76%
UV Index: 0
Wind: 4 mph
3 AM
Cloudy Weather
50°
Feels Like 50°
0
Humidity: 76%
UV Index: 0
Wind: 4 mph
4 AM
Cloudy Weather
50°
Feels Like 50°
0
Humidity: 76%
UV Index: 0
Wind: 4 mph
5 AM
Cloudy Weather
50°
Feels Like 50°
0
Humidity: 77%
UV Index: 0
Wind: 4 mph
6 AM
Cloudy Weather
50°
Feels Like 48°
0
Humidity: 79%
UV Index: 0
Wind: 4 mph
7 AM
Cloudy Weather
48°
Feels Like 46°
0
Humidity: 82%
UV Index: 0
Wind: 4 mph
8 AM
Cloudy Weather
50°
Feels Like 50°
0
Humidity: 76%
UV Index: 0
Wind: 4 mph
9 AM
Cloudy Weather
55°
Feels Like 57°
0
Humidity: 64%
UV Index: 1
Wind: 4 mph
10 AM
Cloudy Weather
61°
Feels Like 63°
0
Humidity: 63%
UV Index: 1
Wind: 4 mph
11 AM
Cloudy Weather
63°
Feels Like 64°
0
Humidity: 58%
UV Index: 1
Wind: 4 mph
12 PM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 53%
UV Index: 1
Wind: 4 mph
1 PM
Cloudy Weather
68°
Feels Like 68°
0
Humidity: 49%
UV Index: 1
Wind: 6 mph
2 PM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 52%
UV Index: 1
Wind: 4 mph
3 PM
Cloudy Weather
66°
Feels Like 64°
0
Humidity: 55%
UV Index: 1
Wind: 4 mph
4 PM
Cloudy Weather
64°
Feels Like 64°
0
Humidity: 60%
UV Index: 0
Wind: 4 mph
5 PM
Cloudy Weather
61°
Feels Like 61°
0
Humidity: 65%
UV Index: 0
Wind: 4 mph
6 PM
Cloudy Weather
59°
Feels Like 59°
0
Humidity: 68%
UV Index: 0
Wind: 4 mph
7 PM
Cloudy Weather
57°
Feels Like 57°
0
Humidity: 73%
UV Index: 0
Wind: 4 mph
8 PM
Cloudy Weather
54°
Feels Like 54°
0
Humidity: 81%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Weather
52°
Feels Like 50°
0
Humidity: 89%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Weather
48°
Feels Like 46°
0
Humidity: 98%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Weather
48°
Feels Like 48°
0
Humidity: 96%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
29 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.87 µg/m³
  • PM10: 9.34 µg/m³
  • O3: 0.027 ppm
  • NO2: 7.6 ppb
  • SO2: 0.5 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

2 AM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.63 µg/m³
  • PM10: 10.27 µg/m³
  • O3: 0.026 ppm
  • NO2: 7.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

3 AM
34 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.08 µg/m³
  • PM10: 10.79 µg/m³
  • O3: 0.025 ppm
  • NO2: 8 ppb
  • SO2: 0.6 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

4 AM
34 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.22 µg/m³
  • PM10: 10.91 µg/m³
  • O3: 0.024 ppm
  • NO2: 8.2 ppb
  • SO2: 0.6 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

5 AM
33 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.03 µg/m³
  • PM10: 10.6 µg/m³
  • O3: 0.024 ppm
  • NO2: 8 ppb
  • SO2: 0.5 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

6 AM
33 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.82 µg/m³
  • PM10: 10.27 µg/m³
  • O3: 0.024 ppm
  • NO2: 7.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

7 AM
33 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.87 µg/m³
  • PM10: 10.37 µg/m³
  • O3: 0.024 ppm
  • NO2: 8.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

8 AM
33 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.92 µg/m³
  • PM10: 10.58 µg/m³
  • O3: 0.024 ppm
  • NO2: 9.6 ppb
  • SO2: 0.5 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

9 AM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.74 µg/m³
  • PM10: 10.48 µg/m³
  • O3: 0.025 ppm
  • NO2: 8.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.24 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.46 µg/m³
  • PM10: 10.14 µg/m³
  • O3: 0.028 ppm
  • NO2: 7.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.97 µg/m³
  • PM10: 9.33 µg/m³
  • O3: 0.035 ppm
  • NO2: 6.1 ppb
  • SO2: 0.9 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.66 µg/m³
  • PM10: 10.02 µg/m³
  • O3: 0.038 ppm
  • NO2: 5.8 ppb
  • SO2: 0.9 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.66 µg/m³
  • PM10: 11.13 µg/m³
  • O3: 0.040 ppm
  • NO2: 5.9 ppb
  • SO2: 1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

2 PM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.92 µg/m³
  • PM10: 11.38 µg/m³
  • O3: 0.044 ppm
  • NO2: 5.7 ppb
  • SO2: 1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.71 µg/m³
  • PM10: 12.42 µg/m³
  • O3: 0.045 ppm
  • NO2: 6.8 ppb
  • SO2: 1.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.49 µg/m³
  • PM10: 13.59 µg/m³
  • O3: 0.044 ppm
  • NO2: 8.9 ppb
  • SO2: 1.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.06 µg/m³
  • PM10: 14.58 µg/m³
  • O3: 0.041 ppm
  • NO2: 10.9 ppb
  • SO2: 1.3 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.88 µg/m³
  • PM10: 15.86 µg/m³
  • O3: 0.038 ppm
  • NO2: 12.6 ppb
  • SO2: 1.4 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

7 PM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.82 µg/m³
  • PM10: 17.31 µg/m³
  • O3: 0.035 ppm
  • NO2: 14 ppb
  • SO2: 1.5 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

8 PM
53 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.55 µg/m³
  • PM10: 18.39 µg/m³
  • O3: 0.031 ppm
  • NO2: 14.7 ppb
  • SO2: 1.5 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

9 PM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.2 µg/m³
  • PM10: 19.25 µg/m³
  • O3: 0.029 ppm
  • NO2: 14.8 ppb
  • SO2: 1.5 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

10 PM
56 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.6 µg/m³
  • PM10: 19.68 µg/m³
  • O3: 0.027 ppm
  • NO2: 14.3 ppb
  • SO2: 1.3 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

11 PM
56 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.64 µg/m³
  • PM10: 19.61 µg/m³
  • O3: 0.026 ppm
  • NO2: 13.4 ppb
  • SO2: 1.2 ppb
  • CO: 0.27 ppm

Health Recommendations:

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