Green Bay weather live forecast

Today's maximum temperature in Green Bay is expected to be 26°C. Select a day from the live weather forecast for Green Bay, Wisconsin, USA for more weather parameters.

Friday
11th Sep
26

14

12

6
Saturday
12th Sep
27

17

6

3
Sunday
13th Sep
21

13

5

4
Monday
14th Sep
23

11

0

2
Tuesday
15th Sep
20

13

3

3

5-day weather forecast updated at 04:01 on Thursday 10th 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 Friday 11th September 2026

Expect clear skies in Green Bay, Wisconsin with a maximum temperature of 26°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

26
°C maximum temperature
14
°C minimum temperature
clear skies
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
26
°C wind chill
18
kph wind from SW

Green Bay weather for Saturday 12th September 2026

Expect broken clouds in Green Bay, Wisconsin with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

27
°C maximum temperature
17
°C minimum temperature
broken clouds
6
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
16
kph wind from W

Green Bay weather for Sunday 13th September 2026

Expect isolated thunderstorms in Green Bay, Wisconsin with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 30% chance of some rain and a light breeze of 10 kph from the north-west.

21
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
4
UV index (Moderate)
30
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
10
kph wind from NW

Green Bay weather for Monday 14th September 2026

Expect isolated thunderstorms in Green Bay, Wisconsin with a maximum temperature of 23°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 84% chance of some rain and a moderate breeze of 25 kph from the south-east.

23
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
2
UV index (Low)
84
% chance of some rain
<30
mm of rainfall expected
23
°C wind chill
25
kph wind from SE

Green Bay weather for Tuesday 15th September 2026

Expect isolated thunderstorms in Green Bay, Wisconsin with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 50% chance of some rain and a moderate breeze of 24 kph from the west.