Green Bay
The tables below display average monthly climate and weather indicators in Green Bay Wisconsin.
Temperature by: Fahrenheit / Centigrade
| Green Bay Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature | -9.8 | -7.6 | -1.1 | 6.7 | 13.1 | 18.1 | 20.9 | 19.5 | 15.0 | 8.9 | 1.3 | -6.6 | 6.6 |
| Avg. Max Temperature | -5.1 | -2.7 | 3.6 | 12.2 | 19.6 | 24.2 | 26.9 | 25.3 | 20.6 | 14.1 | 5.6 | -2.4 | 11.8 |
| Avg. Min Temperature | -14.6 | -12.5 | -5.9 | 1.1 | 6.5 | 11.9 | 14.9 | 13.8 | 9.3 | 3.6 | -2.9 | -10.8 | 1.2 |
| Days with Max Temp of 32 C or Higher | 0.0 | 0.0 | 0.0 | 0.0 | < 0.5 | 2.0 | 3.0 | 1.0 | < 0.5 | 0.0 | 0.0 | 0.0 | 6.0 |
| Days with Min Temp Below Freezing | 31.0 | 27.0 | 26.0 | 14.0 | 2.0 | 0.0 | 0.0 | 0.0 | 1.0 | 8.0 | 22.0 | 29.0 | 162 |
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| Green Bay Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days | 1572 | 1308 | 1085 | 630 | 318 | 93.0 | 17.0 | 43.0 | 189 | 527 | 918 | 1389 | 8089 |
| Cooling Degree Days | 0.0 | 0.0 | 0.0 | 0.0 | 23.0 | 78.0 | 163 | 108 | 9.0 | 0.0 | 0.0 | 0.0 | 381 |
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| Green Bay Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) | 1.2 | 1.0 | 2.1 | 2.4 | 2.8 | 3.4 | 3.1 | 3.5 | 3.5 | 2.2 | 2.2 | 1.5 | 28.8 |
| Days with Precipitation 0.01 inch or More | 10.0 | 8.0 | 11.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 10.0 | 9.0 | 10.0 | 10.0 | 121 |
| Monthly Snowfall (inches) | 11.7 | 8.3 | 9.1 | 2.6 | 0.2 | < 0.05 | 0.0 | < 0.05 | < 0.05 | 0.2 | 4.7 | 10.8 | 47.6 |
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| Other Green Bay Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed | 10.8 | 10.5 | 10.7 | 11.2 | 10.0 | 9.1 | 8.2 | 7.9 | 8.9 | 9.8 | 10.8 | 10.3 | 9.9 |
| Clear Days | 8.0 | 7.0 | 7.0 | 6.0 | 7.0 | 8.0 | 8.0 | 8.0 | 8.0 | 7.0 | 5.0 | 6.0 | 85.0 |
| Partly Cloudy Days | 7.0 | 7.0 | 8.0 | 8.0 | 10.0 | 11.0 | 12.0 | 11.0 | 9.0 | 8.0 | 6.0 | 6.0 | 102 |
| Cloudy Days | 17.0 | 15.0 | 16.0 | 16.0 | 14.0 | 12.0 | 11.0 | 12.0 | 13.0 | 15.0 | 19.0 | 19.0 | 178 |
| Percent of Possible Sunshine | 49.0 | 52.0 | 53.0 | 54.0 | 61.0 | 65.0 | 66.0 | 63.0 | 56.0 | 47.0 | 38.0 | 40.0 | 54.0 |
| Avg. Relative Humidity | 57.5 | 75.0 | 74.5 | 72.5 | 69.0 | 69.0 | 72.5 | 74.5 | 76.0 | 74.0 | 73.0 | 75.0 | 78.0 |
Weather information for other cities in Wisconsin