Monthly Historical AveragesAlton, ON
Average Temperature
High
-4°
Feels -9
Low
-11°
Feels -18
Average Precipitation
6 Days
0mm
34.6cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, February 22, 2026
Day
-1°Feels -4
Wind
9 km/h E
Gust
19 km/h
Humidity
80%
P.O.P
70%
Snow
2-4 cm
Night
-6°Feels -14
Wind
22 km/h N
Gust
47 km/h
Humidity
100%
P.O.P
70%
Snow
~1 cm
Historical AveragesFeb 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity