Monthly Historical AveragesNewmarket, ON
Average Temperature
High
4°
Feels 1
Low
-5°
Feels -10
Average Precipitation
10 Days
52.9mm
16.8cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, March 18, 2026
Day
-2°Feels -8
Wind
23 km/h S
Gust
35 km/h
Humidity
50%
P.O.P
30%
Night
-3°Feels -9
Wind
22 km/h S
Gust
33 km/h
Humidity
86%
P.O.P
60%
Snow
~1 cm
Historical AveragesMar 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity