Marion weather live forecast

Today's maximum temperature in Marion is expected to be 23°C. Select a day from the live weather forecast for Marion, Illinois, USA for more weather parameters.

Tuesday
27th Oct
23

11

2

4
Wednesday
28th Oct
26

11

8

4
Thursday
29th Oct
26

11

10

4
Friday
30th Oct
25

11

6

4
Saturday
31st Oct
23

14

1

2

5-day weather forecast updated at 04:01 on Tuesday 27th October 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 Tuesday 27th October 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south.

23
°C maximum temperature
11
°C minimum temperature
broken clouds
2
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from S

Marion weather for Wednesday 28th October 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 26°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

26
°C maximum temperature
11
°C minimum temperature
scattered clouds
8
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
11
kph wind from S

Marion weather for Thursday 29th October 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

26
°C maximum temperature
11
°C minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
14
kph wind from S

Marion weather for Friday 30th October 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south.

25
°C maximum temperature
11
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from S

Marion weather for Saturday 31st October 2026

Expect overcast skies in Marion, Illinois with a maximum temperature of 23°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-east.