Champaign weather live forecast

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

Tuesday
12th May
26

7

8

7
Wednesday
13th May
19

10

11

7
Thursday
14th May
20

9

9

7
Friday
15th May
23

12

7

7
Saturday
16th May
30

15

13

7

5-day weather forecast updated at 04:01 on Tuesday 12th May 2026 GMT

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The 5-day weather forecast for Illinois (Champaign) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Champaign weather forecast by day

Below are the detailed weather forecasts for Champaign for the next 5 days.

Champaign weather for Tuesday 12th May 2026

Expect sunshine and showers in Champaign, Illinois with a maximum temperature of 26°C, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 14 kph from the south-west.

26
°C maximum temperature
7
°C minimum temperature
sunshine and showers
8
hours of sunshine
7
UV index (High)
60
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
14
kph wind from SW

Champaign weather for Wednesday 13th May 2026

Expect scattered clouds in Champaign, Illinois with a maximum temperature of 19°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

19
°C maximum temperature
10
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
19
°C wind chill
13
kph wind from NW

Champaign weather for Thursday 14th May 2026

Expect scattered clouds in Champaign, Illinois with a maximum temperature of 20°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 kph from the south-east.

20
°C maximum temperature
9
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
3
kph wind from SE

Champaign weather for Friday 15th May 2026

Expect isolated thunderstorms in Champaign, Illinois with a maximum temperature of 23°C, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 57% chance of some rain and a light breeze of 11 kph from the south.

23
°C maximum temperature
12
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
57
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
11
kph wind from S

Champaign weather for Saturday 16th May 2026

Expect isolated thunderstorms in Champaign, Illinois with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 2-5 mm of rainfall expected with 24% chance of some rain and a light breeze of 7 kph from the south-west.