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 30, 2026
Day
-15°Feels -24
Wind
22 km/h NW
Gust
33 km/h
Humidity
65%
P.O.P
40%
Snow
<1 cm
Night
-20°Feels -29
Wind
18 km/h NW
Gust
27 km/h
Humidity
84%
P.O.P
30%
Historical AveragesJan 30
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity