Which is the hottest month in Green Bay?

The hottest time of year in Green Bay is normally July. Expect maximum daytime temperatures to reach 27°C with low heat and humidity.

Which month has the most rain in Green Bay?

In terms of rainfall, August is usually the wettest month in Green Bay with 89mm on average. There are normally 10 days in August with some rain.

When is it sunniest in Green Bay?

The sunniest time of year in Green Bay is normally July with bright sunshine on average for 67% of daylight hours; that's 10 hours of sunshine per day.

When is the sea warmest in Green Bay?

The sea is usually at its warmest in Green Bay in August when the water temperature reaches 20°C.

Best time to visit Green Bay

Q: When is the best time to visit Green Bay?

The best time to visit Green Bay is June and July based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

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Green Bay by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Green Bay?

The best time to visit Green Bay is June and July based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

1
Jan
1.5
Feb
1.5
Mar
1.5
Apr
4
May
5
Jun
5
Jul
4.5
Aug
4
Sep
1
Oct
0.5
Nov
0.5
Dec

Change criteria

Max Day Temperature (°C)

-5
Jan
-2
Feb
4
Mar
12
Apr
19
May
24
Jun
27
Jul
25
Aug
21
Sep
14
Oct
6
Nov
-2
Dec

Hours of Sunshine (daily)

5
Jan
6
Feb
6
Mar
7
Apr
9
May
10
Jun
10
Jul
9
Aug
7
Sep
5
Oct
4
Nov
4
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Wisconsin (Green Bay) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)