Galena weather live forecast

Today's maximum temperature in Galena is expected to be 20°C. Select a day from the live weather forecast for Galena, Illinois, USA for more weather parameters.

Tuesday
31st Mar
20

9

7

4
Wednesday
1st Apr
9

4

3

4
Thursday
2nd Apr
20

4

1

1
Friday
3rd Apr
17

4

7

6
Saturday
4th Apr
11

2

3

2

5-day weather forecast updated at 04:03 on Wednesday 1st 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 Tuesday 31st March 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 18 kph from the north.

20
°C maximum temperature
9
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
4
UV index (Moderate)
56
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
18
kph wind from N

Galena weather for Wednesday 1st April 2026

Expect mostly cloudy with light rain in Galena, Illinois with a maximum temperature of 9°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 93% chance of some rain and a moderate breeze of 20 kph from the east.

9
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
93
% chance of some rain
<5
mm of rainfall expected
6
°C wind chill
20
kph wind from E

Galena weather for Thursday 2nd April 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 20°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 30-40 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 27 kph from the south.

20
°C maximum temperature
4
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
1
UV index (Low)
99
% chance of some rain
<40
mm of rainfall expected
20
°C wind chill
27
kph wind from S

Galena weather for Friday 3rd April 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 17°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and a gentle breeze of 17 kph from the south-east.

17
°C maximum temperature
4
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
6
UV index (High)
96
% chance of some rain
<20
mm of rainfall expected
17
°C wind chill
17
kph wind from SE

Galena weather for Saturday 4th April 2026

Expect isolated thunderstorms in Galena, Illinois with a maximum temperature of 11°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 48% chance of some rain and a moderate breeze of 23 kph from the west.