Thunder Bay Weather Conditions
Current Temperature Level

7 °C

Chilly

SunnyFeels Like 7°CHumidity 93%

28 AQI

PM2.5 : 5PM10 : 20

Air quality index is: Good

Last Updated: 2025-09-29 08:15 (Local Time)

Map

Thunder Bay

Thunder Bay Weather Parameters

Wind Speed

5 km/h

Light breeze

Gust Speed

3 m/s

Direction

271° W

Cloud Cover

0 %

Visibility

24 km

Precipitation

0 mm

Pressure

1008

1009

1010

1011

1012

1013

1014

1015

1016

1017

1018

1019

1019 mb

High

940956

981

1005

Moderate

1013

1030

1046+

UV Index

UV Index0

Low

Suggestions for

TodayThunder Bay

29 Sep.

Umbrella• Optional

Clothing• Layering Must

Driving• Enjoy Driving

Sunscreen• Apply

Trending in Canada

Air Quality Monitoring for Logistics: Smarter Deliveries with Data

Thunder Bay 10-Days Weather Forecast

See Monthly

Today

17°C

53 %

Tuesday

15°C

65 %

Wednesday

13°C

79 %

Thursday

16°C

78 %

Friday

18°C

77 %

Saturday

16°C

96 %

Sunday

16°C

82 %

Monday

15°C

69 %

Tuesday

13°C

79 %

Wednesday

8°C

57 %

Today29 Sep

Sunny

Clear Sky with temperature at 17 °C and humidity will be at 53% with 9.4 km/h winds.

28°C / 9°C

Humi.53 %

Prec.0 mm

Sunrise

07:54 AM

11hrs 46min

Sunset

07:40 PM

Temperature (°C)

12 AMTime11 PM

Time

Condition

Temp

Humidity

Wind Speed & Dir.

12 AM

Clear

16 °C

44 %

8.3 kmph / WSW

Feels 15.5 °C

Cover 0 %

Visibility 10 km

1 AM

Clear

13 °C

45 %

7.9 kmph / WSW

Feels 12.4 °C

Cover 0 %

Visibility 10 km

2 AM

Clear

12 °C

72 %

8.3 kmph / WSW

Feels 11.3 °C

Cover 0 %

Visibility 10 km

3 AM

Clear

11 °C

60 %

8.3 kmph / WSW

Feels 11 °C

Cover 0 %

Visibility 10 km

4 AM

Clear

11 °C

55 %

7.2 kmph / W

Feels 10.7 °C

Cover 0 %

Visibility 10 km

5 AM

Clear

11 °C

52 %

6.8 kmph / WSW

Feels 10.4 °C

Cover 0 %

Visibility 10 km

6 AM

Clear

10 °C

52 %

5.8 kmph / W

Feels 9.9 °C

Cover 0 %

Visibility 10 km

7 AM

Clear

10 °C

55 %

5.4 kmph / W

Feels 9 °C

Cover 0 %

Visibility 10 km

8 AM

Sunny

7 °C

93 %

5.4 kmph / W

Feels 9.1 °C

Cover 0 %

Visibility 24 km

9 AM

Sunny

12 °C

67 %

0.2

4.7 kmph / W

Feels 12 °C

Cover 0 %

Visibility 10 km

10 AM

Sunny

15 °C

58 %

0.7

4.3 kmph / WNW

Feels 15.3 °C

Cover 0 %

Visibility 10 km

11 AM

Sunny

19 °C

47 %

1.6

2.9 kmph / WNW

Feels 18.6 °C

Cover 0 %

Visibility 10 km

12 PM

Sunny

22 °C

41 %

2.8

0.7 kmph / WSW

Feels 21.6 °C

Cover 0 %

Visibility 10 km

1 PM

Sunny

25 °C

37 %

3.6

1.4 kmph / ESE

Feels 24.9 °C

Cover 0 %

Visibility 10 km

2 PM

Sunny

26 °C

35 %

3.8

5.4 kmph / SE

Feels 26.1 °C

Cover 0 %

Visibility 10 km

3 PM

Sunny

26 °C

37 %

3.5

6.8 kmph / ESE

Feels 26.3 °C

Cover 0 %

Visibility 10 km

4 PM

Sunny

26 °C

42 %

2.6

9.4 kmph / ESE

Feels 26.1 °C

Cover 0 %

Visibility 10 km

5 PM

Sunny

25 °C

43 %

1.5

7.9 kmph / ESE

Feels 25.8 °C

Cover 0 %

Visibility 10 km

6 PM

Sunny

24 °C

48 %

0.7

5.8 kmph / ESE

Feels 25.3 °C

Cover 0 %

Visibility 10 km

7 PM

Sunny

21 °C

52 %

0.2

5 kmph / ENE

Feels 20.8 °C

Cover 0 %

Visibility 10 km

8 PM

Clear

19 °C

57 %

7.2 kmph / NE

Feels 18.5 °C

Cover 0 %

Visibility 10 km

9 PM

Clear

17 °C

69 %

7.2 kmph / NNE

Feels 17.3 °C

Cover 17 %

Visibility 10 km

10 PM

Partly Cloudy

16 °C

67 %

8.3 kmph / NE

Feels 16.3 °C

Cover 36 %

Visibility 10 km

11 PM

Cloudy

16 °C

70 %

9 kmph / NE

Feels 15.9 °C

Cover 69 %

Visibility 10 km

Today

17°C

53 %

Tuesday

15°C

65 %

Wednesday

13°C

79 %

Thursday

16°C

78 %

Friday

18°C

77 %

Saturday

16°C

96 %

Sunday

16°C

82 %

Monday

15°C

69 %

Tuesday

13°C

79 %

Wednesday

8°C

57 %

Temp12 °C

ConditionSunny

Humidity67 %

Feels12 °C

Cover0 %

Visibility10 km

Wind Speed & Dir.4.7 kmph / W

UV0.2

Thunder Bay 30-Days (September 2025) Weather Forecast

See Hourly

Sun.

Mon.

Tue.

Wed.

Thu.

Fri.

Sat.

1Mon.

22°16 °C

2Tue.

22°13 °C

3Wed.

8°6 °C

4Thu.

13°3 °C

5Fri.

11°4 °C

6Sat.

16°5 °C

7Sun.

16°6 °C

8Mon.

17°5 °C

9Tue.

19°11 °C

10Wed.

18°10 °C

11Thu.

19°11 °C

12Fri.

16°10 °C

13Sat.

21°12 °C

14Sun.

15°9 °C

15Mon.

20°13 °C

16Tue.

25°13 °C

17Wed.

26°13 °C

18Thu.

15°12 °C

19Fri.

17°9 °C

20Sat.

13°10 °C

21Sun.

20°12 °C

22Mon.

19°14 °C

23Tue.

26°11 °C

24Wed.

25°8 °C

25Thu.

29°10 °C

26Fri.

22°5 °C

27Sat.

25°7 °C

28Sun.

29°6 °C

29Today

23°11 °C

30Tue.

15°11 °C

SeptemberWeather Overview

No. of days:

Sunny

Cloudy

Rainy

Snowy

The monthly weather averages in Thunder Bay consist of 7 sunny days, 7 cloudy days, 6 rainy days, and 0 snowy days.

Thunder Bay's Locations Weather Conditions

Locations

Temp

Condition

Humi.

Wind Speed & Direction

James Street South

7 °C

Sunny

93%

5.4 kmph / W

Thunder Bay

7 °C

Sunny

93%

5.4 kmph / W

Canada's Hottest Cities - September 2025

Hottest

Coldest

RankCityTemperatureWeather ConditionHumidityUVWind Speed & Dir.

Delta, Canada

16 °C

Light rain

94%

16.6 kmph / SSE

New Westminster, Canada

16 °C

Light rain

94%

5.4 kmph / N

Abbotsford, Canada

16 °C

Light rain

82%

3.6 kmph / E

Vancouver, Canada

16 °C

Light rain

94%

8.3 kmph / ENE

Richmond, Canada

16 °C

Light rain

94%

8.3 kmph / ENE

Mission, Canada

16 °C

Light rain

82%

3.6 kmph / E

Burnaby, Canada

16 °C

Light rain

94%

5.4 kmph / N

North Vancouver, Canada

16 °C

Light rain

94%

8.3 kmph / ENE

Mayne Island, Canada

16 °C

Clear

83%

5.8 kmph / SSE

10.

Langley, Canada

16 °C

Clear

95%

3.6 kmph / NE

Last Updated: 29 Sept 2025, 12:30 PM

City Weather Rankings

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Experience precise, real-time weather monitoring with our Automatic Weather Station, reliable source for accurate meteorological data.

Weather Station

Experience precise, real-time weather monitoring with our Automatic Weather Station, reliable source for accurate meteorological data.

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Thunder Bay Weather ConditionsCurrent Temperature Level

Thunder Bay Weather Parameters

Trending in Canada

Thunder Bay 10-Days Weather Forecast

Thunder Bay 30-Days (September 2025) Weather Forecast

SeptemberWeather Overview

No. of days:

Thunder Bay's Locations Weather Conditions

Canada's Hottest Cities - September 2025

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Thunder Bay Weather Conditions
Current Temperature Level