Monthly Historical AveragesMattawa, ON
Average Temperature
High
24°
Feels 24
Low
12°
Feels 11
Average Precipitation
13 Days
82.1mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, June 20, 2026
Day
19°Feels 21
Wind
16 km/h NW
Gust
24 km/h
Humidity
73%
P.O.P
80%
Rain
~5 mm
Night
12°Feels 12
Wind
11 km/h W
Gust
17 km/h
Humidity
98%
P.O.P
40%
Rain
<1 mm
Historical AveragesJun 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity