Marion weather live forecast

Today's maximum temperature in Marion is expected to be 22°C. Select a day from the live weather forecast for Marion, Illinois, USA for more weather parameters.

Friday
24th Apr
22

16

3

2
Saturday
25th Apr
25

15

8

6
Sunday
26th Apr
25

14

6

8
Monday
27th Apr
28

17

5

8
Tuesday
28th Apr
24

16

13

7

5-day weather forecast updated at 04:01 on Friday 24th April 2026 GMT

More about Marion

Marion by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Illinois

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

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 24th April 2026

Expect isolated thunderstorms in Marion, Illinois with a maximum temperature of 22°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 77% chance of some rain and a moderate breeze of 21 kph from the south-west.

22
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
2
UV index (Low)
77
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

Marion weather for Saturday 25th April 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 25°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

25
°C maximum temperature
15
°C minimum temperature
scattered clouds
8
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from NE

Marion weather for Sunday 26th April 2026

Expect broken clouds in Marion, Illinois with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the east.

25
°C maximum temperature
14
°C minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from E

Marion weather for Monday 27th April 2026

Expect isolated thunderstorms in Marion, Illinois with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 93% chance of some rain and a fresh breeze of 32 kph from the south.

28
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
8
UV index (Very High)
93
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
32
kph wind from S

Marion weather for Tuesday 28th April 2026

Expect isolated thunderstorms in Marion, Illinois with a maximum temperature of 24°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 2-5 mm of rainfall expected with 30% chance of some rain and a gentle breeze of 15 kph from the west.