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Green Bay weather in December

Weather in Green Bay: December

Average day temperature: 31.4°F
Average night temperature: 26.7°F
Sea water temperature: 36.3°F
Number of sunny days: 4 days
Day length: 8.8 - 9.1 hours
Number of rainy days: 1 day
Precipitation totals: 0.5 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 48°F. At the same time the lowest night temperature was 19°F. Day and night temperature averages during December were 36.8°F and 32.4°F.

Sea water temperature in Green Bay in December, °F

Show year:
2023
2022
2021

The average sea water temperature in December of 2023 was 36.0°F. The highest and lowest sea temperatures during the month were 39.0°F and 31.6°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Green Bay in December is 0.5 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 9.5 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 3.3.

Best time for vacation in Green Bay

Sunniest months:
August 16 days
September 14 days
July 12 days
Warmest months:
August 77.2 °F
July 77.2 °F
June 73.3 °F
Warmest sea temp:
July 74.7 °F
August 73.5 °F
September 68.3 °F
Coldest months:
January 24.8 °F
February 25.9 °F
December 31.4 °F
Rainiest months:
June 4 days
April 4 days
July 3 days
Windiest months:
April 10.9 mph
November 10.8 mph
March 10.6 mph

Green Bay on a weather map

Green Bay
+37°F
S 27 mph
Feels like: +28°F
Precip.: 0%
Places in USA:
Name
°F
+46°F
+50°F
+73°F
+73°F
+45°F
+57°F
+75°F
+66°F
+46°F
+54°F
+55°F
+70°F
+68°F
+66°F
+34°F
24 Hours Forecast
Green Bay
Local time: 11:11
November 21, thursday
1200
37°F
S
27 mph
1500
41°F
SW
14 mph
1800
41°F
S
14 mph
2100
41°F
SE
6 mph
November 22, friday
0000
41°F
SE
15 mph
0300
39°F
S
16 mph
0600
39°F
SE
14 mph
0900
39°F
SE
14 mph
Units of measurement: °C / °F