Monthly Historical AveragesUnion, ON
Average Temperature
High
-1°
Feels -5
Low
-7°
Feels -14
Average Precipitation
5 Days
11.3mm
8.3cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, January 10, 2026
Day
4°Feels 0
Wind
26 km/h E
Gust
39 km/h
Humidity
75%
P.O.P
90%
Rain
~5 mm
Night
-3°Feels -12
Wind
44 km/h W
Gust
66 km/h
Humidity
100%
P.O.P
90%
Rain
~1 mm
Historical AveragesJan 10
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity