Monthly Historical AveragesThornton, ON
Average Temperature
High
-3°
Feels -7
Low
-11°
Feels -17
Average Precipitation
6 Days
3.7mm
18.3cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, January 9, 2026
Day
10°Feels 6
Wind
42 km/h S
Gust
65 km/h
Humidity
72%
P.O.P
100%
Rain
~5 mm
Night
-3°Feels -7
Wind
41 km/h NW
Gust
65 km/h
Humidity
93%
P.O.P
30%
Historical AveragesJan 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity