Thunder Bay weather live forecast

Today's maximum temperature in Thunder Bay is expected to be 5°C. Select a day from the live weather forecast for Thunder Bay, Ontario, Canada for more weather parameters.

Friday
6th Nov
5

-2

4

1
Saturday
7th Nov
7

-2

7

1
Sunday
8th Nov
9

2

5

1
Monday
9th Nov
10

1

0

1
Tuesday
10th Nov
10

2

3

1

5-day weather forecast updated at 04:00 on Friday 6th 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 Friday 6th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 5°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.

5
°C maximum temperature
-2
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
2
°C wind chill
14
kph wind from N

Thunder Bay weather for Saturday 7th November 2026

Expect scattered clouds in Thunder Bay, Ontario with a maximum temperature of 7°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

7
°C maximum temperature
-2
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
5
°C wind chill
13
kph wind from SW

Thunder Bay weather for Sunday 8th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 9°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.

9
°C maximum temperature
2
°C minimum temperature
broken clouds
5
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
5
°C wind chill
23
kph wind from NW

Thunder Bay weather for Monday 9th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 10°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 west.

10
°C maximum temperature
1
°C minimum temperature
broken clouds
0
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
8
°C wind chill
15
kph wind from W

Thunder Bay weather for Tuesday 10th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 10°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

10
°C maximum temperature
2
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
7
°C wind chill
19
kph wind from NW

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)
Driving side	Right
Visa^✝	Yes