Monthly Historical AveragesMarathon, ON
Average Temperature
High
17°
Feels 17
Low
10°
Feels 10
Average Precipitation
11 Days
65.1mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, July 1, 2026
Day
17°Feels 16
Wind
19 km/h S
Gust
29 km/h
Humidity
72%
P.O.P
30%
Night
11°Feels 9
Wind
19 km/h S
Gust
29 km/h
Humidity
100%
P.O.P
60%
Rain
~1 mm
Historical AveragesJul 1
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity