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.

Sunday
4th Jan
6

-3

5

2
Monday
5th Jan
12

0

9

2
Tuesday
6th Jan
16

7

3

1
Wednesday
7th Jan
14

6

3

2
Thursday
8th Jan
16

8

0

0

5-day weather forecast updated at 04:01 on Sunday 4th January 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 Sunday 4th January 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 6°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

6
°C maximum temperature
-3
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
10
kph wind from S

Marion weather for Monday 5th January 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 12°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

12
°C maximum temperature
0
°C minimum temperature
scattered clouds
9
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from S

Marion weather for Tuesday 6th January 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 16°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

16
°C maximum temperature
7
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
16
°C wind chill
17
kph wind from SW

Marion weather for Wednesday 7th January 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 14°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

14
°C maximum temperature
6
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from S

Marion weather for Thursday 8th January 2026

Expect overcast with light rain in Marion, Illinois with a maximum temperature of 16°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 15 kph from the south.