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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 |
| | |
| 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 |
| | |
| Green Bay Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) |
1.1 |
1.0 |
2.0 |
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 |
| | |
| 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 |
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