Monthly Historical AveragesPortland Corners, IL
Average Temperature
High
-2°
Feels -6
Low
-10°
Feels -17
Average Precipitation
5 Days
2.2mm
17.2cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, January 8, 2026
Day
13°Feels 10
Wind
35 km/h S
Gust
53 km/h
Humidity
76%
P.O.P
100%
Rain
15-20 mm
Night
4°Feels -1
Wind
38 km/h SW
Gust
57 km/h
Humidity
94%
P.O.P
80%
Rain
<1 mm
Historical AveragesJan 8
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity