Hourly Weather in Illinois
This graph shows the temperature for the next 48 hours in Illinois, displayed in degrees Celsius.
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Check out the 10-day weather forecast for Illinois
Hourly Precipitation in Illinois
This graph shows the precipitation for the next 48 hours in Illinois, measured in millimeters.
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Hourly UV Index in Illinois
This graph shows the UV index for the next 48 hours in Illinois.
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Wednesday
weather
max/min
precip
wind
uv
01:00
5°
0,0 mm
30
02:00
5°
0,0 mm
30
03:00
5°
0,0 mm
30
04:00
5°
0,0 mm
30
05:00
5°
0,0 mm
30
06:00
5°
0,0 mm
30
07:00
5°
0,0 mm
30
08:00
7°
0,0 mm
31
09:00
8°
0,0 mm
32
10:00
9°
0,0 mm
33
11:00
10°
0,0 mm
33
12:00
12°
0,0 mm
33
13:00
13°
0,0 mm
33
14:00
13°
0,0 mm
32
15:00
13°
0,0 mm
31
16:00
14°
0,3 mm
30
17:00
13°
1,8 mm
30
18:00
12°
2,0 mm
30
19:00
11°
0,8 mm
30
20:00
11°
0,3 mm
30
21:00
11°
0,5 mm
30
22:00
11°
0,5 mm
30
23:00
11°
1,3 mm
20
Thursday
weather
max/min
precip
wind
uv
00:00
11°
2,5 mm
20
01:00
11°
0,3 mm
20
02:00
10°
0,5 mm
30
03:00
10°
0,3 mm
30
04:00
9°
0,3 mm
30
05:00
8°
0,0 mm
30
06:00
8°
1,0 mm
30
07:00
8°
0,0 mm
30
08:00
9°
0,0 mm
30
09:00
10°
0,0 mm
30
10:00
10°
0,0 mm
41
11:00
11°
0,0 mm
41
12:00
12°
0,0 mm
42
13:00
12°
0,0 mm
41
14:00
12°
0,0 mm
41
15:00
12°
0,0 mm
41
16:00
11°
0,0 mm
31
17:00
11°
0,0 mm
30
18:00
10°
0,0 mm
20
19:00
9°
0,0 mm
20
20:00
8°
0,0 mm
20
21:00
8°
0,0 mm
20
22:00
7°
0,0 mm
20
23:00
7°
0,0 mm
10
Friday
weather
max/min
precip
wind
uv
00:00
6°
0,0 mm
10
Average Weather in Illinois by Month
Click on a month below to see detailed weather info for Illinois. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
