The Weather Network
Weather
Maps
News
Video
|
Welcome
Monthly
Forecasts
Current
Hourly
7 Days
14 Days
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Pontoosuc, IL
Content continues below
Content continues below
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
8°
13
12°
14
1°
15
-2°
16
1°
17
-3°
18
-2°
19
-3°
20
-7°
21
3°
22
-2°
23
4°
24
2°
25
-1°
26
27
28
29
30
31
Forecast
Sunday, January 11, 2026
Day
1°
Feels -2
Wind
26 km/h NW
Gust
39 km/h
Humidity
50%
P.O.P
20%
Night
-2°
Feels -7
Wind
20 km/h SW
Gust
30 km/h
Humidity
75%
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.
January
Average Temperature
High
1°
Feels -3
Low
-8°
Feels -14
Average Precipitation
3 Days
Rain amount
9.4mm
Snow amount
5.9cm