Galena weather live forecast

Today's maximum temperature in Galena is expected to be 25°C. Select a day from the live weather forecast for Galena, Illinois, USA for more weather parameters.

Thursday
11th Jun
25

16

2

7
Friday
12th Jun
26

14

13

8
Saturday
13th Jun
27

17

9

9
Sunday
14th Jun
21

14

10

6
Monday
15th Jun
23

12

3

9

5-day weather forecast updated at 04:04 on Thursday 11th 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 Thursday 11th June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 25°C, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 21 kph from the south.

25
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
7
UV index (High)
99
% chance of some rain
<30
mm of rainfall expected
25
°C wind chill
21
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 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the west.

26
°C maximum temperature
14
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
18
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 9 hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 17 kph from the south-west.

27
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
9
UV index (Very High)
70
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
17
kph wind from SW

Galena weather for Sunday 14th June 2026

Expect scattered clouds in Galena, Illinois with a maximum temperature of 21°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the north-west.

21
°C maximum temperature
14
°C minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from NW

Galena weather for Monday 15th June 2026

Expect mostly cloudy with light rain in Galena, Illinois with a maximum temperature of 23°C, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 36% chance of some rain and a light breeze of 12 kph from the west.