Monthly Historical AveragesThornlea, ON
Average Temperature
High
-2°
Feels -5
Low
-10°
Feels -15
Average Precipitation
8 Days
19.3mm
32.7cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, February 21, 2026
Day
1°Feels -3
Wind
14 km/h E
Gust
21 km/h
Humidity
86%
P.O.P
70%
Snow
2-4 cm
Night
-2°Feels -7
Wind
15 km/h E
Gust
24 km/h
Humidity
100%
P.O.P
60%
Snow
1-3 cm
Historical AveragesFeb 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity