Average annual temperature is 15.3 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -8.2 °C
Number of sunny days: 203 days
Number of rainy days: 161 days
Number of snow days: 1 day
Look at detailed online map of Green Bay
* Weather data for Green Bay 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) | 19.6 | 25.2 | 26.4 | 31.1 | 30.9 | 32.2 | 37.2 | 35.8 | 36.4 | 28.8 | 27.0 | 19.6 |
| Average daytime temperature (°C) | 11.6 | 14.3 | 15.3 | 23.3 | 23.6 | 28.3 | 32.4 | 30.8 | 27.0 | 22.0 | 14.5 | 12.0 |
| Average temperature (°C) | 6.8 | 8.4 | 9.0 | 16.2 | 17.4 | 22.0 | 26.1 | 24.8 | 21.4 | 16.0 | 8.7 | 6.6 |
| Average night temperature (°C) | 3.1 | 3.7 | 3.9 | 10.3 | 12.2 | 16.8 | 21.4 | 20.2 | 17.1 | 11.4 | 4.4 | 2.8 |
| Absolute minimum temperature (°C) | -2.7 | -8.2 | -2.9 | 3.3 | 6.7 | 13.2 | 19.1 | 16.7 | 10.9 | 6.1 | -4.4 | -2.8 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.8 | 7.0 | 8.0 | 9.8 | 10.6 | 10.8 | 11.9 | 11.0 | 8.8 | 8.8 | 7.9 | 6.0 |
| Precipitation (mm) | 89 | 66 | 34 | 101 | 48 | 96 | 102 | 40 | 115 | 43 | 42 | 150 |
| Sunny days | 15 | 18 | 17 | 20 | 17 | 14 | 9 | 15 | 16 | 20 | 24 | 18 |
| Rainy days | 16 | 9 | 14 | 10 | 14 | 16 | 22 | 16 | 14 | 11 | 6 | 13 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Green Bay during the most sunny months:
The largest precipitation sum in Green Bay is at