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.

Saturday
7th Nov
8

-3

6

1
Sunday
8th Nov
7

3

1

0
Monday
9th Nov
9

1

1

1
Tuesday
10th Nov
8

2

2

1
Wednesday
11th Nov
4

-1

2

1

5-day weather forecast updated at 04:00 on Saturday 7th 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 Saturday 7th November 2026

Expect scattered clouds in Thunder Bay, Ontario with a maximum temperature of 8°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

8
°C maximum temperature
-3
°C minimum temperature
scattered clouds
6
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
14
kph wind from SW

Thunder Bay weather for Sunday 8th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 7°C and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-west.

7
°C maximum temperature
3
°C minimum temperature
broken clouds
1
hour of sunshine
0
UV index (None)
0
mm of rainfall expected
4
°C wind chill
27
kph wind from NW

Thunder Bay weather for Monday 9th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 9°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

9
°C maximum temperature
1
°C minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
14
kph wind from S

Thunder Bay weather for Tuesday 10th November 2026

Expect mostly cloudy with light rain in Thunder Bay, Ontario with a maximum temperature of 8°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a gentle breeze of 17 kph from the north-west.

8
°C maximum temperature
2
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
1
UV index (Low)
16
% chance of some rain
<2
mm of rainfall expected
6
°C wind chill
17
kph wind from NW

Thunder Bay weather for Wednesday 11th November 2026

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 4°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.

4
°C maximum temperature
-1
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
°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)
Driving side	Right
Visa^✝	Yes