Measurements:
°C
°F
Thunder Bay
20°F
SW 5 mph
Feels like: 16°F
Precip: 0%
World Resorts Canada Thunder Bay Weather

14 Day Weather Forecast

03.09
mon
DAY
36°F
SE 11 mph
precip
0%
NIGHT
16°F
W 5 mph
precip
0%
03.10
tue
DAY
18°F
SW 7 mph
precip
0%
NIGHT
18°F
SW 9 mph
precip
0%
03.11
wed
DAY
24°F
S 9 mph
precip
0%
NIGHT
22°F
SE 4 mph
precip
0%
03.12
thu
DAY
26°F
NW 2 mph
precip
0%
NIGHT
18°F
W 13 mph
precip
0%
03.13
fri
DAY
18°F
SW 12 mph
precip
83%
NIGHT
14°F
NE 1 mph
precip
100%
03.14
sat
DAY
18°F
W 4 mph
precip
28%
NIGHT
18°F
NW 4 mph
precip
80%
03.15
sun
DAY
6°F
NE 15 mph
precip
0%
NIGHT
0°F
NW 7 mph
precip
46%
03.16
mon
DAY
2°F
SE 9 mph
precip
79%
NIGHT
-4°F
SE 4 mph
precip
0%
03.17
tue
DAY
4°F
E 4 mph
precip
23%
NIGHT
-6°F
NW 2 mph
precip
0%
03.18
wed
DAY
16°F
N 11 mph
precip
100%
NIGHT
22°F
N 6 mph
precip
100%
03.19
thu
DAY
30°F
NE 7 mph
precip
100%
NIGHT
24°F
SE 9 mph
precip
0%
03.20
fri
DAY
26°F
SE 9 mph
precip
0%
NIGHT
12°F
SW 4 mph
precip
0%
03.21
sat
DAY
16°F
W 8 mph
precip
65%
NIGHT
22°F
NW 14 mph
precip
100%
03.22
sun
DAY
28°F
NW 2 mph
precip
65%
NIGHT
24°F
SW 6 mph
precip
100%

Thunder Bay Sea Water Temperature in March, °F

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Thunder Bay was 31.2°F. The maximum and minimum values were 30.4°F and 32.0°F respectively.

Thunder Bay on the Weather Map

Best Time to Visit Thunder Bay
The most sunny months:
September 14 days
August 14 days
July 12 days
The most warm months:
July 71.5 °F
August 71.2 °F
June 64.4 °F
Warmest sea temperature:
August 64.9 °F
September 61.3 °F
July 60.6 °F
The most cold months:
January 9.8 °F
February 11.1 °F
December 17.9 °F
The most rainy months:
September 2 days
August 2 days
April 2 days
The most windy months:
November 9 mph
December 9 mph
April 9 mph
Canada Resorts:
NAME
Halifax +42
Kingston +44
Moncton +42
Montreal +50
Niagara Falls +56
Ottawa +46
Prince Edward Island +40
Quebec +42
Saint John +36
St. John's +32
Sydney +36
Toronto +54
Vancouver +38
Victoria +40
Winnipeg 0
24 Hours Weather Forecast
Thunder Bay
Local time: 21:07
10 mar, tuesday
0000 16°F
W
5 mph
0300 16°F
W
6 mph
0600 16°F
SW
6 mph
0900 16°F
SW
4 mph
1200 18°F
SW
7 mph
1500 20°F
W
8 mph
1800 20°F
W
8 mph
2100 18°F
SW
6 mph