Thunder Bay weather live forecast

Today's maximum temperature in Thunder Bay is expected to be 13°C. Select a day from the live weather forecast for Thunder Bay, Ontario, Canada for more weather parameters.

Monday
2nd Nov
13

8

0

1
Tuesday
3rd Nov
14

8

0

1
Wednesday
4th Nov
12

7

0

1
Thursday
5th Nov
7

1

3

1
Friday
6th Nov
5

-2

3

1

5-day weather forecast updated at 04:01 on Monday 2nd 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 Monday 2nd November 2026

Expect mostly cloudy with rain in Thunder Bay, Ontario with a maximum temperature of 13°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 100% chance of some rain and a gentle breeze of 15 kph from the east.

13
°C maximum temperature
8
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
100
% chance of some rain
<20
mm of rainfall expected
13
°C wind chill
15
kph wind from E

Thunder Bay weather for Tuesday 3rd November 2026

Expect cloudy with some rain in Thunder Bay, Ontario with a maximum temperature of 14°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 87% chance of some rain and a gentle breeze of 13 kph from the east.

14
°C maximum temperature
8
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
87
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
13
kph wind from E

Thunder Bay weather for Wednesday 4th November 2026

Expect cloudy with some rain in Thunder Bay, Ontario with a maximum temperature of 12°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a gentle breeze of 17 kph from the north-east.

12
°C maximum temperature
7
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
91
% chance of some rain
<20
mm of rainfall expected
12
°C wind chill
17
kph wind from NE

Thunder Bay weather for Thursday 5th November 2026

Expect mostly cloudy with rain in Thunder Bay, Ontario with a maximum temperature of 7°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 61% chance of some rain and a moderate breeze of 25 kph from the north.

7
°C maximum temperature
1
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
1
UV index (Low)
61
% chance of some rain
<10
mm of rainfall expected
3
°C wind chill
25
kph wind from N

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 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

5
°C maximum temperature
-2
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
2
°C wind chill
16
kph wind from N

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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