Average annual temperature is 19.1 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -0.6 °C
Number of sunny days: 167 days
Number of rainy days: 198 days
Look at detailed online map of Green Bay (historical)
* Weather data for Green Bay (historical) United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 23.6 | 27.8 | 28.7 | 30.1 | 31.7 | 33.4 | 35.8 | 35.7 | 35.0 | 28.5 | 27.3 | 23.1 |
| Average daytime temperature (°C) | 17.7 | 20.6 | 21.3 | 24.9 | 25.9 | 30.0 | 32.9 | 32.5 | 29.5 | 24.6 | 19.5 | 16.7 |
| Average temperature (°C) | 12.3 | 14.8 | 15.8 | 18.9 | 20.6 | 24.2 | 27.2 | 27.0 | 23.7 | 19.0 | 13.9 | 11.7 |
| Average night temperature (°C) | 8.2 | 10.8 | 11.2 | 14.1 | 16.0 | 20.0 | 23.7 | 23.4 | 19.5 | 14.7 | 9.9 | 8.1 |
| Absolute minimum temperature (°C) | -0.6 | -0.1 | 0.7 | 6.4 | 9.8 | 15.0 | 20.8 | 20.7 | 16.0 | 9.8 | 1.3 | -0.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.4 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.3 | 7.4 | 8.6 | 10.5 | 10.0 | 11.0 | 11.4 | 11.2 | 10.0 | 9.0 | 7.2 | 6.8 |
| Precipitation (mm) | 100 | 113 | 70 | 89 | 133 | 125 | 173 | 188 | 52 | 60 | 56 | 166 |
| Sunny days | 17 | 13 | 18 | 13 | 14 | 5 | 0 | 6 | 17 | 22 | 20 | 22 |
| Rainy days | 14 | 15 | 13 | 17 | 17 | 25 | 31 | 25 | 13 | 9 | 10 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Green Bay (historical) is at