Monthly Historical AveragesSarnia 45, ON
Average Temperature
High
6°
Feels 3
Low
-3°
Feels -7
Average Precipitation
5 Days
8.7mm
3.6cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, March 27, 2026
Day
-1°Feels -7
Wind
36 km/h N
Gust
54 km/h
Humidity
48%
P.O.P
30%
Night
-7°Feels -14
Wind
25 km/h NE
Gust
38 km/h
Humidity
79%
P.O.P
20%
Historical AveragesMar 27
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity