Galena weather live forecast

Today's maximum temperature in Galena is expected to be 31°C. Select a day from the live weather forecast for Galena, Illinois, USA for more weather parameters.

Wednesday
10th Jun
31

23

7

8
Thursday
11th Jun
25

18

3

4
Friday
12th Jun
26

15

14

8
Saturday
13th Jun
27

17

7

9
Sunday
14th Jun
22

15

4

8

5-day weather forecast updated at 04:02 on Wednesday 10th June 2026 GMT

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

Galena weather forecast by day

Below are the detailed weather forecasts for Galena for the next 5 days.

Galena weather for Wednesday 10th June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 79% chance of some rain and a moderate breeze of 24 kph from the south.

31
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
8
UV index (Very High)
79
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
24
kph wind from S

Galena weather for Thursday 11th June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 99% chance of some rain and a gentle breeze of 19 kph from the south.

25
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
4
UV index (Moderate)
99
% chance of some rain
<40
mm of rainfall expected
0
no heat & humidity
19
kph wind from S

Galena weather for Friday 12th June 2026

Expect clear skies in Galena, Illinois with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.

26
°C maximum temperature
15
°C minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
17
kph wind from W

Galena weather for Saturday 13th June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 57% chance of some rain and a gentle breeze of 16 kph from the south-west.

27
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
9
UV index (Very High)
57
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
16
kph wind from SW

Galena weather for Sunday 14th June 2026

Expect broken clouds in Galena, Illinois with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north.