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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
Boulder Hill, IL
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January
Average Temperature
High
-1°
Feels -5
Low
-10°
Feels -16
Average Precipitation
6 Days
Rain amount
9.3mm
Snow amount
13.1cm
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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
1°
12
7°
13
10°
14
1°
15
-4°
16
0°
17
-3°
18
-3°
19
-6°
20
-4°
21
-3°
22
-1°
23
-1°
24
-2°
25
-2°
26
27
28
29
30
31
Forecast
Sunday, January 11, 2026
Day
1°
Feels -4
Wind
29 km/h NW
Gust
44 km/h
Humidity
55%
P.O.P
30%
Night
-5°
Feels -12
Wind
25 km/h SW
Gust
38 km/h
Humidity
86%
P.O.P
20%
Historical Averages
Jan 11
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.