Marion weather live forecast

Today's maximum temperature in Marion is expected to be 4°C. Select a day from the live weather forecast for Marion, Illinois, USA for more weather parameters.

Thursday
22nd Jan
4

-5

7

2
Friday
23rd Jan
-4

-14

0

3
Saturday
24th Jan
-10

-15

0

1
Sunday
25th Jan
-9

-15

0

4
Monday
26th Jan
-9

-19

6

3

5-day weather forecast updated at 04:01 on Thursday 22nd January 2026 GMT

More about Marion

Marion by month

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

Recommended for Illinois

TUI sale: 10% off 2026/2027 holidays

Discount Code

Save 10% on 2026/2027 holidays in biggest ever TUI sale
Max discount £500. T&Cs apply. £500 min spend
Travel between 1st May 2026 & 31st Oct 2027 (inclusive)

Show discount code

******ALE

Redeem TUI discount code >>

Expires at 23:59 on Saturday 31st Jan 2026 · 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 Thursday 22nd January 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of 4°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.

4
°C maximum temperature
-5
°C minimum temperature
scattered clouds
7
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
1
°C wind chill
14
kph wind from N

Marion weather for Friday 23rd January 2026

Expect overcast skies in Marion, Illinois with a maximum temperature of -4°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 26 kph from the north.

-4
°C maximum temperature
-14
°C minimum temperature
overcast skies
0
hours of sunshine
3
UV index (Moderate)
0
cm of snow expected
-11
°C wind chill
26
kph wind from N

Marion weather for Saturday 24th January 2026

Expect overcast with light snow in Marion, Illinois with a maximum temperature of -10°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 cm of snow expected with 96% chance of some snow and a moderate breeze of 22 kph from the north-east.

-10
°C maximum temperature
-15
°C minimum temperature
overcast with light snow
0
hours of sunshine
1
UV index (Low)
96
% chance of some snow
<5
cm of snow expected
-18
°C wind chill
22
kph wind from NE

Marion weather for Sunday 25th January 2026

Expect mostly cloudy with snow in Marion, Illinois with a maximum temperature of -9°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 10-20 cm of snow expected with 60% chance of some snow and a moderate breeze of 24 kph from the north.

-9
°C maximum temperature
-15
°C minimum temperature
mostly cloudy with snow
0
hours of sunshine
4
UV index (Moderate)
60
% chance of some snow
<20
cm of snow expected
-17
°C wind chill
24
kph wind from N

Marion weather for Monday 26th January 2026

Expect scattered clouds in Marion, Illinois with a maximum temperature of -9°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 22 kph from the south-west.