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.

Tuesday
9th Jun
31

21

6

7
Wednesday
10th Jun
32

23

8

7
Thursday
11th Jun
27

19

3

5
Friday
12th Jun
26

16

12

8
Saturday
13th Jun
26

17

6

7

5-day weather forecast updated at 04:02 on Tuesday 9th 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 Tuesday 9th June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and little or no wind of 6 kph from the north-west.

31
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
7
UV index (High)
31
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
6
kph wind from NW

Galena weather for Wednesday 10th June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 10-20 mm of rainfall expected with 88% chance of some rain and a moderate breeze of 24 kph from the south.

32
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
7
UV index (High)
88
% chance of some rain
<20
mm of rainfall expected
H
high 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 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 94% chance of some rain and a gentle breeze of 19 kph from the south-west.

27
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
5
UV index (Moderate)
94
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
19
kph wind from SW

Galena weather for Friday 12th June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0-2 mm of rainfall expected with 4% chance of some rain and a gentle breeze of 19 kph from the west.

26
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
12
hours of sunshine
8
UV index (Very High)
4
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
19
kph wind from W

Galena weather for Saturday 13th June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and a gentle breeze of 15 kph from the west.