Marion weather live forecast

Today's maximum temperature in Marion is expected to be 25°C. Select a day from the live weather forecast for Marion, Illinois, USA for more weather parameters.

Saturday
11th Apr
25

13

7

6
Sunday
12th Apr
27

16

6

7
Monday
13th Apr
28

20

3

5
Tuesday
14th Apr
31

20

9

7
Wednesday
15th Apr
30

22

3

5

5-day weather forecast updated at 04:01 on Saturday 11th 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 Saturday 11th April 2026

Expect sunshine and showers in Marion, Illinois with a maximum temperature of 25°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 15% chance of some rain and a light breeze of 12 kph from the south-east.

25
°C maximum temperature
13
°C minimum temperature
sunshine and showers
7
hours of sunshine
6
UV index (High)
15
% chance of some rain
<2
mm of rainfall expected
25
°C wind chill
12
kph wind from SE

Marion weather for Sunday 12th April 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 27°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 moderate breeze of 28 kph from the south.

27
°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
28
kph wind from S

Marion weather for Monday 13th April 2026

Expect mostly cloudy with light rain in Marion, Illinois with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a moderate breeze of 26 kph from the south-west.

28
°C maximum temperature
20
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
5
UV index (Moderate)
31
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
26
kph wind from SW

Marion weather for Tuesday 14th April 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south.

31
°C maximum temperature
20
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
26
kph wind from S

Marion weather for Wednesday 15th April 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-west.