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Monthly Historical Averages
Children's Museum For Thunder Bay, ON
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April
Average Temperature
High
7°
Feels 4
Low
-2°
Feels -6
Average Precipitation
9 Days
Rain amount
25.2mm
Snow amount
37.9cm
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Daily Historical Averages
April 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
5°
15
6°
16
4°
17
6°
18
1°
19
1°
20
4°
21
6°
22
8°
23
7°
24
5°
25
6°
26
6°
27
7°
28
7°
29
30
Forecast
Tuesday, April 14, 2026
Day
5°
Feels 3
Wind
15 km/h E
Gust
23 km/h
Humidity
81%
P.O.P
90%
Rain
~5 mm
Night
1°
Feels -2
Wind
14 km/h NW
Gust
21 km/h
Humidity
97%
P.O.P
30%
Historical Averages
Apr 14
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.