Marion weather live forecast

Today's maximum temperature in Marion is expected to be 6°C. Select a day from the live weather forecast for Marion, Illinois, USA for more weather parameters.

Saturday
21st Feb
6

-1

2

1
Sunday
22nd Feb
2

-6

8

3
Monday
23rd Feb
1

-6

10

3
Tuesday
24th Feb
7

-6

3

3
Wednesday
25th Feb
16

6

0

2

5-day weather forecast updated at 04:02 on Saturday 21st February 2026 GMT

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The 5-day weather forecast for Illinois (Marion) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Marion weather forecast by day

Below are the detailed weather forecasts for Marion for the next 5 days.

Marion weather for Saturday 21st February 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 6°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

6
°C maximum temperature
-1
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
16
kph wind from NW

Marion weather for Sunday 22nd February 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 2°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-west.

2
°C maximum temperature
-6
°C minimum temperature
scattered clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
-4
°C wind chill
27
kph wind from NW

Marion weather for Monday 23rd February 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 1°C, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.

1
°C maximum temperature
-6
°C minimum temperature
scattered clouds
10
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
-5
°C wind chill
23
kph wind from NW

Marion weather for Tuesday 24th February 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 7°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south.

7
°C maximum temperature
-6
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
3
°C wind chill
26
kph wind from S

Marion weather for Wednesday 25th February 2026

Expect mostly cloudy with light rain in Marion, Illinois with a maximum temperature of 16°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a moderate breeze of 22 kph from the south-west.