Galena weather live forecast

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

Saturday
30th May
26

16

7

8
Sunday
31st May
26

14

11

7
Monday
1st Jun
28

15

9

8
Tuesday
2nd Jun
29

14

15

9
Wednesday
3rd Jun
29

14

11

8

5-day weather forecast updated at 04:02 on Saturday 30th May 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 Saturday 30th May 2026

Expect broken clouds in Galena, Illinois with a maximum temperature of 26°C, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the east.

26
°C maximum temperature
16
°C minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from E

Galena weather for Sunday 31st May 2026

Expect scattered clouds in Galena, Illinois with a maximum temperature of 26°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-east.

26
°C maximum temperature
14
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
26
°C wind chill
12
kph wind from SE

Galena weather for Monday 1st June 2026

Expect sunshine and showers in Galena, Illinois with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a light breeze of 7 kph from the east.

28
°C maximum temperature
15
°C minimum temperature
sunshine and showers
9
hours of sunshine
8
UV index (Very High)
24
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
7
kph wind from E

Galena weather for Tuesday 2nd June 2026

Expect clear skies in Galena, Illinois with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

29
°C maximum temperature
14
°C minimum temperature
clear skies
15
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from E

Galena weather for Wednesday 3rd June 2026

Expect scattered clouds in Galena, Illinois with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.