Marion weather live forecast

Today's maximum temperature in Marion is expected to be 26°C. Select a day from the live weather forecast for Marion, Illinois, USA for more weather parameters.

Friday
3rd Apr
26

19

6

5
Saturday
4th Apr
21

8

0

2
Sunday
5th Apr
15

6

12

7
Monday
6th Apr
19

5

12

7
Tuesday
7th Apr
13

5

6

7

5-day weather forecast updated at 04:01 on Friday 3rd 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 Friday 3rd April 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south.

26
°C maximum temperature
19
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
24
kph wind from S

Marion weather for Saturday 4th April 2026

Expect isolated thunderstorms in Marion, Illinois with a maximum temperature of 21°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and a moderate breeze of 21 kph from the north-west.

21
°C maximum temperature
8
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
2
UV index (Low)
100
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
21
kph wind from NW

Marion weather for Sunday 5th April 2026

Expect clear skies in Marion, Illinois with a maximum temperature of 15°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the north-west.

15
°C maximum temperature
6
°C minimum temperature
clear skies
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
15
°C wind chill
18
kph wind from NW

Marion weather for Monday 6th April 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 19°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

19
°C maximum temperature
5
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
19
°C wind chill
16
kph wind from NW

Marion weather for Tuesday 7th April 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 13°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-east.