Hourly Weather | Today Tuesday, March 17, 2026
Rochester, Minnesota
5 AM
Cloudy Night
Feels Like -9°
0
Frost Risk: 100%
Humidity: 68%
UV Index: 0
Wind: 7 mph
6 AM
Cloudy Night
-2°
Feels Like -9°
0
Frost Risk: 100%
Humidity: 71%
UV Index: 0
Wind: 7 mph
7 AM
Cloudy Night
-4°
Feels Like -9°
0
Frost Risk: 100%
Humidity: 73%
UV Index: 0
Wind: 6 mph
8 AM
Cloudy Weather
-2°
Feels Like -2°
3
Frost Risk: 100%
Humidity: 75%
UV Index: 1
Wind: 5 mph
9 AM
Cloudy Weather
-2°
Feels Like
3
Frost Risk: 100%
Humidity: 72%
UV Index: 2
Wind: 5 mph
10 AM
Cloudy Weather
Feels Like
3
Humidity: 71%
UV Index: 2
Wind: 5 mph
11 AM
Cloudy Weather
Feels Like 10°
5
Humidity: 64%
UV Index: 3
Wind: 6 mph
12 PM
Cloudy Weather
Feels Like
5
Humidity: 60%
UV Index: 3
Wind: 7 mph
1 PM
Cloudy Weather
12°
Feels Like
8
Humidity: 58%
UV Index: 3
Wind: 8 mph
2 PM
Cloudy Weather
14°
Feels Like
24
Humidity: 59%
UV Index: 1
Wind: 9 mph
3 PM
Cloudy Weather
16°
Feels Like
24
Humidity: 60%
UV Index: 1
Wind: 10 mph
4 PM
Cloudy Weather
16°
Feels Like
29
Humidity: 61%
UV Index: 1
Wind: 12 mph
5 PM
Cloudy Weather
18°
Feels Like
49
Humidity: 65%
UV Index: 0
Wind: 13 mph
6 PM
Snowy Weather
18°
Feels Like
68
Humidity: 71%
UV Index: 0
Wind: 13 mph
7 PM
Snowy Weather
18°
Feels Like -2°
69
Humidity: 78%
UV Index: 0
Wind: 14 mph
8 PM
Cloudy Weather
18°
Feels Like
42
Humidity: 80%
UV Index: 0
Wind: 14 mph
9 PM
Snowy Weather
18°
Feels Like -2°
45
Humidity: 81%
UV Index: 0
Wind: 15 mph
10 PM
Snowy Weather
19°
Feels Like
45
Humidity: 81%
UV Index: 0
Wind: 15 mph
11 PM
Cloudy Weather
19°
Feels Like
49
Frost Risk: 100%
Humidity: 84%
UV Index: 0
Wind: 15 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.94 µg/m³
  • PM10: 2.46 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.01 µg/m³
  • PM10: 2.62 µg/m³
  • O3: 0.046 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.1 µg/m³
  • PM10: 2.79 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.15 µg/m³
  • PM10: 2.9 µg/m³
  • O3: 0.044 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.15 µg/m³
  • PM10: 2.92 µg/m³
  • O3: 0.044 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.15 µg/m³
  • PM10: 2.89 µg/m³
  • O3: 0.044 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.98 µg/m³
  • PM10: 2.59 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.13 µg/m³
  • PM10: 2.7 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.59 µg/m³
  • PM10: 3.16 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.5 µg/m³
  • PM10: 2.95 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.33 µg/m³
  • PM10: 2.7 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

4 PM
48 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.3 µg/m³
  • PM10: 2.64 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.21 µg/m³
  • PM10: 2.5 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.16 µg/m³
  • PM10: 2.39 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.21 µg/m³
  • PM10: 2.4 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.38 µg/m³
  • PM10: 2.56 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.79 µg/m³
  • PM10: 2.96 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.32 µg/m³
  • PM10: 3.5 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.72 µg/m³
  • PM10: 3.93 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.14 ppm

Health Recommendations:

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