Monthly Historical AveragesMarathon, ON
Average Temperature
High
-7°
Feels -12
Low
-16°
Feels -25
Average Precipitation
8 Days
0mm
54.3cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, January 1, 2026
Day
-16°Feels -22
Wind
22 km/h NW
Gust
39 km/h
Humidity
65%
P.O.P
20%
Night
-18°Feels -28
Wind
25 km/h NW
Gust
38 km/h
Humidity
77%
P.O.P
20%
Historical AveragesJan 1
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity