Hourly Weather | Today Thursday, February 26, 2026
Oshkosh, Wisconsin
1 AM
Cloudy Night
30°
Feels Like 21°
0
Frost Risk: 72%
Humidity: 86%
UV Index: 0
Wind: 8 mph
2 AM
Cloudy Night
30°
Feels Like 21°
0
Frost Risk: 72%
Humidity: 87%
UV Index: 0
Wind: 8 mph
3 AM
Cloudy Night
28°
Feels Like 21°
0
Frost Risk: 98%
Humidity: 88%
UV Index: 0
Wind: 8 mph
4 AM
Cloudy Night
28°
Feels Like 19°
0
Frost Risk: 98%
Humidity: 92%
UV Index: 0
Wind: 8 mph
5 AM
Cloudy Night
28°
Feels Like 21°
0
Frost Risk: 93%
Humidity: 88%
UV Index: 0
Wind: 8 mph
6 AM
Cloudy Night
28°
Feels Like 21°
0
Frost Risk: 91%
Humidity: 84%
UV Index: 0
Wind: 9 mph
7 AM
Cloudy Weather
30°
Feels Like 19°
0
Humidity: 82%
UV Index: 0
Wind: 12 mph
8 AM
Cloudy Weather
32°
Feels Like 23°
0
Humidity: 78%
UV Index: 1
Wind: 12 mph
9 AM
Cloudy Weather
36°
Feels Like 28°
0
Humidity: 70%
UV Index: 2
Wind: 13 mph
10 AM
Cloudy Weather
39°
Feels Like 32°
0
Humidity: 62%
UV Index: 2
Wind: 14 mph
11 AM
Cloudy Weather
43°
Feels Like 36°
0
Humidity: 57%
UV Index: 3
Wind: 15 mph
12 PM
Cloudy Weather
46°
Feels Like 39°
0
Humidity: 52%
UV Index: 3
Wind: 16 mph
1 PM
Cloudy Weather
48°
Feels Like 43°
0
Humidity: 49%
UV Index: 3
Wind: 15 mph
2 PM
Cloudy Weather
52°
Feels Like 46°
0
Humidity: 45%
UV Index: 3
Wind: 15 mph
3 PM
Cloudy Weather
50°
Feels Like 43°
0
Humidity: 48%
UV Index: 2
Wind: 15 mph
4 PM
Cloudy Weather
48°
Feels Like 43°
0
Humidity: 50%
UV Index: 1
Wind: 14 mph
5 PM
Cloudy Weather
46°
Feels Like 39°
0
Humidity: 54%
UV Index: 0
Wind: 13 mph
6 PM
Cloudy Night
45°
Feels Like 36°
0
Humidity: 58%
UV Index: 0
Wind: 12 mph
7 PM
Night
41°
Feels Like 34°
0
Humidity: 62%
UV Index: 0
Wind: 10 mph
8 PM
Night
39°
Feels Like 30°
0
Humidity: 66%
UV Index: 0
Wind: 10 mph
9 PM
Night
37°
Feels Like 28°
0
Humidity: 66%
UV Index: 0
Wind: 12 mph
10 PM
Cloudy Night
36°
Feels Like 27°
0
Humidity: 65%
UV Index: 0
Wind: 10 mph
11 PM
Cloudy Night
34°
Feels Like 23°
0
Humidity: 65%
UV Index: 0
Wind: 10 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.86 µg/m³
  • PM10: 5.56 µg/m³
  • O3: 0.038 ppm
  • NO2: 3.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.17 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: 5.34 µg/m³
  • PM10: 6.13 µg/m³
  • O3: 0.035 ppm
  • NO2: 3.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 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: 5.83 µg/m³
  • PM10: 6.71 µg/m³
  • O3: 0.033 ppm
  • NO2: 3.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 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: 6.25 µg/m³
  • PM10: 7.2 µg/m³
  • O3: 0.032 ppm
  • NO2: 3.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 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: 6.54 µg/m³
  • PM10: 7.52 µg/m³
  • O3: 0.031 ppm
  • NO2: 4 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.72 µg/m³
  • PM10: 7.7 µg/m³
  • O3: 0.031 ppm
  • NO2: 4 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.5 µg/m³
  • PM10: 7.44 µg/m³
  • O3: 0.034 ppm
  • NO2: 3.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.48 µg/m³
  • PM10: 7.47 µg/m³
  • O3: 0.034 ppm
  • NO2: 4.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.34 µg/m³
  • PM10: 7.34 µg/m³
  • O3: 0.035 ppm
  • NO2: 4.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.38 µg/m³
  • PM10: 6.21 µg/m³
  • O3: 0.039 ppm
  • NO2: 3.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 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: 4.88 µg/m³
  • PM10: 5.65 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.44 µg/m³
  • PM10: 5.15 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.25 µg/m³
  • PM10: 3.75 µg/m³
  • O3: 0.044 ppm
  • NO2: 1.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.42 µg/m³
  • PM10: 2.84 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.77 µg/m³
  • PM10: 2.14 µg/m³
  • O3: 0.047 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.59 µg/m³
  • PM10: 1.99 µg/m³
  • O3: 0.047 ppm
  • NO2: 1.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.87 µg/m³
  • PM10: 2.37 µg/m³
  • O3: 0.045 ppm
  • NO2: 2.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.26 µg/m³
  • PM10: 2.88 µg/m³
  • O3: 0.042 ppm
  • NO2: 4.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.72 µg/m³
  • PM10: 3.48 µg/m³
  • O3: 0.039 ppm
  • NO2: 4.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.36 µg/m³
  • PM10: 4.22 µg/m³
  • O3: 0.038 ppm
  • NO2: 4.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.29 µg/m³
  • PM10: 5.17 µg/m³
  • O3: 0.038 ppm
  • NO2: 4.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.37 µg/m³
  • PM10: 6.26 µg/m³
  • O3: 0.037 ppm
  • NO2: 4.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.51 µg/m³
  • PM10: 7.39 µg/m³
  • O3: 0.036 ppm
  • NO2: 4 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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