Green Bay weather live forecast

Today's maximum temperature in Green Bay is expected to be 23°C. Select a day from the live weather forecast for Green Bay, Wisconsin, USA for more weather parameters.

Tuesday
8th Sep
23

16

1

4
Wednesday
9th Sep
26

18

9

6
Thursday
10th Sep
23

15

10

6
Friday
11th Sep
25

13

10

6
Saturday
12th Sep
26

18

11

6

5-day weather forecast updated at 04:01 on Tuesday 8th September 2026 GMT

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The 5-day weather forecast for Wisconsin (Green Bay) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Green Bay weather forecast by day

Below are the detailed weather forecasts for Green Bay for the next 5 days.

Green Bay weather for Tuesday 8th September 2026

Expect isolated thunderstorms in Green Bay, Wisconsin with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 16 kph from the south.

23
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
4
UV index (Moderate)
79
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
16
kph wind from S

Green Bay weather for Wednesday 9th September 2026

Expect isolated thunderstorms in Green Bay, Wisconsin with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 5-10 mm of rainfall expected with 21% chance of some rain and a moderate breeze of 20 kph from the west.

26
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
6
UV index (High)
21
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
20
kph wind from W

Green Bay weather for Thursday 10th September 2026

Expect scattered clouds in Green Bay, Wisconsin with a maximum temperature of 23°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.

23
°C maximum temperature
15
°C minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from NW

Green Bay weather for Friday 11th September 2026

Expect scattered clouds in Green Bay, Wisconsin with a maximum temperature of 25°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south.

25
°C maximum temperature
13
°C minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
25
°C wind chill
19
kph wind from S

Green Bay weather for Saturday 12th September 2026

Expect scattered clouds in Green Bay, Wisconsin with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.