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Monthly
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Current
Hourly
7 Days
14 Days
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Belleville, IL
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January
Average Temperature
High
4°
Feels 1
Low
-5°
Feels -10
Average Precipitation
7 Days
Rain amount
37.1mm
Snow amount
10.2cm
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Daily Historical Averages
January 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
11°
13
16°
14
6°
15
-1°
16
6°
17
-4°
18
-2°
19
3°
20
-2°
21
1°
22
4°
23
6°
24
7°
25
0°
26
-1°
27
28
29
30
31
Forecast
Monday, January 12, 2026
Day
11°
Feels 10
Wind
15 km/h SW
Gust
23 km/h
Humidity
39%
P.O.P
20%
Night
3°
Feels 0
Wind
15 km/h SW
Gust
22 km/h
Humidity
75%
P.O.P
20%
Historical Averages
Jan 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.