Thunder Bay weather live forecast

Today's maximum temperature in Thunder Bay is expected to be 8°C. Select a day from the live weather forecast for Thunder Bay, Ontario, Canada for more weather parameters.

Sunday
8th Nov
8

2

1

1
Monday
9th Nov
8

1

0

1
Tuesday
10th Nov
9

2

4

1
Wednesday
11th Nov
5

-1

1

0
Thursday
12th Nov
1

-4

2

1

5-day weather forecast updated at 04:00 on Sunday 8th November 2026 GMT

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The 5-day weather forecast for Ontario (Thunder Bay) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Thunder Bay weather forecast by day

Below are the detailed weather forecasts for Thunder Bay for the next 5 days.

Thunder Bay weather for Sunday 8th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 8°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north-west.

8
°C maximum temperature
2
°C minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
26
kph wind from NW

Thunder Bay weather for Monday 9th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 8°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south.

8
°C maximum temperature
1
°C minimum temperature
broken clouds
0
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
15
kph wind from S

Thunder Bay weather for Tuesday 10th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 9°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.

9
°C maximum temperature
2
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
7
°C wind chill
15
kph wind from NW

Thunder Bay weather for Wednesday 11th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 5°C and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.

5
°C maximum temperature
-1
°C minimum temperature
broken clouds
1
hour of sunshine
0
UV index (None)
0
mm of rainfall expected
2
°C wind chill
14
kph wind from N

Thunder Bay weather for Thursday 12th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 1°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

1
°C maximum temperature
-4
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-3
°C wind chill
15
kph wind from N

More about Ontario

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Ontario - quick facts
Flight time^✝	8 hours
Time difference	UK -5 to -6 hours
Language(s)	English, French
Currency	Canadian Dollar
Electricity	A + B plug (120V)
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