Monthly Historical AveragesSunbury, ON
Average Temperature
High
-3°
Feels -6
Low
-11°
Feels -17
Average Precipitation
11 Days
22.1mm
42.7cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, January 8, 2026
Day
4°Feels 2
Wind
10 km/h SW
Gust
15 km/h
Humidity
76%
P.O.P
30%
Night
-1°Feels -5
Wind
23 km/h S
Gust
35 km/h
Humidity
100%
P.O.P
60%
Rain
<1 mm
Historical AveragesJan 8
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity