Galena weather live forecast

Today's maximum temperature in Galena is expected to be 21°C. Select a day from the live weather forecast for Galena, Illinois, USA for more weather parameters.

Sunday
12th Apr
21

11

1

4
Monday
13th Apr
24

16

4

4
Tuesday
14th Apr
25

18

5

5
Wednesday
15th Apr
22

15

1

4
Thursday
16th Apr
22

14

1

7

5-day weather forecast updated at 04:03 on Sunday 12th April 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 Sunday 12th April 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 28 kph from the south.

21
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
4
UV index (Moderate)
65
% chance of some rain
<10
mm of rainfall expected
21
°C wind chill
28
kph wind from S

Galena weather for Monday 13th April 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a gentle breeze of 17 kph from the south.

24
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
45
% chance of some rain
<2
mm of rainfall expected
24
°C wind chill
17
kph wind from S

Galena weather for Tuesday 14th April 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a gentle breeze of 16 kph from the south-west.

25
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
5
UV index (Moderate)
91
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
16
kph wind from SW

Galena weather for Wednesday 15th April 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 59% chance of some rain and a gentle breeze of 17 kph from the south.

22
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
4
UV index (Moderate)
59
% chance of some rain
<20
mm of rainfall expected
22
°C wind chill
17
kph wind from S

Galena weather for Thursday 16th April 2026

Expect mostly cloudy with rain in Galena, Illinois with a maximum temperature of 22°C, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 15% chance of some rain and a gentle breeze of 13 kph from the west.