Monthly Historical AveragesThunder Bay, ON
Average Temperature
High
24°
Feels 24
Low
11°
Feels 11
Average Precipitation
11 Days
63.6mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastMonday, August 3, 2026
Day
25°Feels 31
Wind
16 km/h SE
Gust
24 km/h
Humidity
57%
P.O.P
30%
Night
18°Feels 18
Wind
20 km/h S
Gust
30 km/h
Humidity
94%
P.O.P
80%
Rain
1-3 mm
Historical AveragesAug 3
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity