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.

Wednesday
8th Apr
23

6

9

6
Thursday
9th Apr
24

12

13

6
Friday
10th Apr
26

12

6

6
Saturday
11th Apr
26

16

6

7
Sunday
12th Apr
29

15

5

6

5-day weather forecast updated at 04:01 on Wednesday 8th April 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 Wednesday 8th April 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 23°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

23
°C maximum temperature
6
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from S

Marion weather for Thursday 9th April 2026

Expect clear skies in Marion, Illinois with a maximum temperature of 24°C, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south.

24
°C maximum temperature
12
°C minimum temperature
clear skies
13
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
24
°C wind chill
21
kph wind from S

Marion weather for Friday 10th April 2026

Expect sunshine and showers in Marion, Illinois with a maximum temperature of 26°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a moderate breeze of 20 kph from the south-west.

26
°C maximum temperature
12
°C minimum temperature
sunshine and showers
6
hours of sunshine
6
UV index (High)
42
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
20
kph wind from SW

Marion weather for Saturday 11th April 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the east.

26
°C maximum temperature
16
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
12
kph wind from E

Marion weather for Sunday 12th April 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south.