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.

Friday
19th Jun
25

12

9

8
Saturday
20th Jun
25

14

12

8
Sunday
21st Jun
19

14

2

4
Monday
22nd Jun
23

13

11

7
Tuesday
23rd Jun
23

13

5

8

5-day weather forecast updated at 04:03 on Saturday 20th 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 Friday 19th June 2026

Expect sunshine and showers in Galena, Illinois with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a light breeze of 12 kph from the west.

25
°C maximum temperature
12
°C minimum temperature
sunshine and showers
9
hours of sunshine
8
UV index (Very High)
65
% chance of some rain
<2
mm of rainfall expected
25
°C wind chill
12
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 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

25
°C maximum temperature
14
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
25
°C wind chill
13
kph wind from NW

Galena weather for Sunday 21st June 2026

Expect mostly cloudy with rain in Galena, Illinois with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 30-40 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 17 kph from the east.

19
°C maximum temperature
14
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
4
UV index (Moderate)
73
% chance of some rain
<40
mm of rainfall expected
19
°C wind chill
17
kph wind from E

Galena weather for Monday 22nd June 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 23°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 2-5 mm of rainfall expected with 12% chance of some rain and a gentle breeze of 13 kph from the north-east.

23
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
11
hours of sunshine
7
UV index (High)
12
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
13
kph wind from NE

Galena weather for Tuesday 23rd June 2026

Expect mostly cloudy with light rain in Galena, Illinois with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and little or no wind of 4 kph from the south.