Galena weather live forecast

Today's maximum temperature in Galena is expected to be 24°C. Select a day from the live weather forecast for Galena, Illinois, USA for more weather parameters.

Thursday
18th Jun
24

13

12

6
Friday
19th Jun
24

12

9

9
Saturday
20th Jun
25

15

11

9
Sunday
21st Jun
19

15

1

1
Monday
22nd Jun
23

14

10

9

5-day weather forecast updated at 04:03 on Friday 19th 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 18th June 2026

Expect sunshine and showers in Galena, Illinois with a maximum temperature of 24°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 2-5 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 17 kph from the north-west.

24
°C maximum temperature
13
°C minimum temperature
sunshine and showers
12
hours of sunshine
6
UV index (High)
25
% chance of some rain
<5
mm of rainfall expected
24
°C wind chill
17
kph wind from NW

Galena weather for Friday 19th June 2026

Expect sunshine and showers in Galena, Illinois with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 5-10 mm of rainfall expected with 51% chance of some rain and a light breeze of 10 kph from the west.

24
°C maximum temperature
12
°C minimum temperature
sunshine and showers
9
hours of sunshine
9
UV index (Very High)
51
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
10
kph wind from W

Galena weather for Saturday 20th June 2026

Expect scattered clouds in Galena, Illinois with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.

25
°C maximum temperature
15
°C minimum temperature
scattered clouds
11
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from NW

Galena weather for Sunday 21st June 2026

Expect cloudy with some rain in Galena, Illinois with a maximum temperature of 19°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 50 mm or more of rainfall expected with 89% chance of some rain and a gentle breeze of 19 kph from the north-east.

19
°C maximum temperature
15
°C minimum temperature
cloudy with some rain
1
hour of sunshine
1
UV index (Low)
89
% chance of some rain
>50
mm or more of rainfall expected
19
°C wind chill
19
kph wind from NE

Galena weather for Monday 22nd June 2026

Expect sunshine and showers in Galena, Illinois with a maximum temperature of 23°C, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a gentle breeze of 15 kph from the north-east.