Thunder Bay Weather Conditions
Current Temperature Level

13 °C

Cool

ClearFeels Like 12°CHumidity 82%

30 AQI

PM2.5 : 6PM10 : 22

Air quality index is: Good

Last Updated: 2025-09-29 23:45 (Local Time)

Map

Thunder Bay

Thunder Bay Weather Parameters

Wind Speed

10 km/h

Light breeze

Gust Speed

5 m/s

Direction

45° NE

Cloud Cover

0 %

Visibility

24 km

Precipitation

0 mm

Pressure

1020

1021

1022

1023

1024

1025

1026

1027

1028

1029

1030

1031

1024 mb

High

940956

981

1005

Moderate

1013

1030

1046+

UV Index

UV Index0

Low

Suggestions for

TuesdayThunder Bay

30 Sep.

Umbrella• Optional

Clothing• More Layered

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

14°C

71 %

Wednesday

13°C

83 %

Thursday

16°C

83 %

Friday

17°C

84 %

Saturday

15°C

96 %

Sunday

17°C

79 %

Monday

15°C

71 %

Tuesday

12°C

68 %

Wednesday

10°C

84 %

Thursday

14°C

96 %

Today30 Sep

Sunny

Clear Sky with temperature at 14 °C and humidity will be at 71% with 20.5 km/h winds.

15°C / 11°C

Humi.71 %

Prec.0 mm

Sunrise

07:56 AM

11hrs 42min

Sunset

07:38 PM

Temperature (°C)

12 AM - 2025-09-30Time11 PM - 2025-09-30

Time

Condition

Temp

Humidity

Wind Speed & Dir.

12 AM

Clear

16 °C

56 %

12.2 kmph / ENE

Feels 15.7 °C

Cover 0 %

Visibility 10 km

1 AM

Clear

15 °C

55 %

15.1 kmph / ENE

Feels 15 °C

Cover 0 %

Visibility 10 km

2 AM

Clear

15 °C

56 %

17.3 kmph / ENE

Feels 14.3 °C

Cover 0 %

Visibility 10 km

3 AM

Clear

15 °C

55 %

17.3 kmph / ENE

Feels 13.7 °C

Cover 0 %

Visibility 10 km

4 AM

Clear

14 °C

56 %

18 kmph / ENE

Feels 13.1 °C

Cover 0 %

Visibility 10 km

5 AM

Clear

14 °C

59 %

17.6 kmph / ENE

Feels 12.4 °C

Cover 0 %

Visibility 10 km

6 AM

Clear

13 °C

66 %

16.9 kmph / ENE

Feels 11.8 °C

Cover 0 %

Visibility 10 km

7 AM

Clear

13 °C

71 %

16.9 kmph / ENE

Feels 11.2 °C

Cover 0 %

Visibility 10 km

8 AM

Sunny

13 °C

74 %

16.6 kmph / ENE

Feels 11.2 °C

Cover 0 %

Visibility 10 km

9 AM

Sunny

12 °C

72 %

0.2

16.9 kmph / ENE

Feels 10.5 °C

Cover 0 %

Visibility 10 km

10 AM

Cloudy

13 °C

76 %

0.7

19.1 kmph / E

Feels 10.6 °C

Cover 74 %

Visibility 10 km

11 AM

Partly Cloudy

13 °C

77 %

1.6

20.5 kmph / E

Feels 11.2 °C

Cover 56 %

Visibility 10 km

12 PM

Partly Cloudy

14 °C

76 %

2.9

20.5 kmph / E

Feels 12.1 °C

Cover 36 %

Visibility 10 km

1 PM

Sunny

14 °C

74 %

3.8

20.2 kmph / E

Feels 12.8 °C

Cover 15 %

Visibility 10 km

2 PM

Sunny

15 °C

73 %

4.2

20.2 kmph / E

Feels 13.2 °C

Cover 12 %

Visibility 10 km

3 PM

Sunny

15 °C

73 %

3.6

19.1 kmph / E

Feels 13.4 °C

Cover 12 %

Visibility 10 km

4 PM

Sunny

15 °C

73 %

2.5

18.7 kmph / E

Feels 13.3 °C

Cover 9 %

Visibility 10 km

5 PM

Sunny

14 °C

75 %

1.5

18.4 kmph / E

Feels 12.7 °C

Cover 12 %

Visibility 10 km

6 PM

Partly Cloudy

13 °C

77 %

0.7

15.8 kmph / E

Feels 11.9 °C

Cover 45 %

Visibility 10 km

7 PM

Partly Cloudy

12 °C

80 %

0.2

13.7 kmph / E

Feels 10.7 °C

Cover 51 %

Visibility 10 km

8 PM

Partly Cloudy

12 °C

84 %

13.3 kmph / E

Feels 10 °C

Cover 33 %

Visibility 10 km

9 PM

Partly Cloudy

11 °C

85 %

13.3 kmph / E

Feels 9.6 °C

Cover 40 %

Visibility 10 km

10 PM

Partly Cloudy

12 °C

85 %

12.6 kmph / E

Feels 10.8 °C

Cover 44 %

Visibility 10 km

11 PM

Clear

12 °C

78 %

11.5 kmph / E

Feels 10 °C

Cover 11 %

Visibility 10 km

Today

14°C

71 %

Wednesday

13°C

83 %

Thursday

16°C

83 %

Friday

17°C

84 %

Saturday

15°C

96 %

Sunday

17°C

79 %

Monday

15°C

71 %

Tuesday

12°C

68 %

Wednesday

10°C

84 %

Thursday

14°C

96 %

Temp16 °C

ConditionClear

Humidity56 %

Feels15.7 °C

Cover0 %

Visibility10 km

Wind Speed & Dir.12.2 kmph / ENE

UV0

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

13 °C

Clear

82%

10.1 kmph / NE

Thunder Bay

13 °C

Clear

82%

10.1 kmph / NE

Canada's Hottest Cities - September 2025

Hottest

Coldest

RankCityTemperatureWeather ConditionHumidityUVWind Speed & Dir.

Redcliff, Canada

25 °C

Partly cloudy

36%

24.5 kmph / SSE

Medicine Hat, Canada

25 °C

Partly cloudy

36%

24.5 kmph / SSE

Red Deer, Canada

23 °C

Overcast

29%

21.6 kmph / S

St Albert, Canada

22 °C

Thundery outbreaks in nearby

35%

26.3 kmph / SSE

Gibbons, Canada

22 °C

Thundery outbreaks in nearby

35%

26.6 kmph / SSE

Sherwood Park, Canada

22 °C

Overcast

35%

26.3 kmph / SSE

St. Albert, Canada

22 °C

Thundery outbreaks in nearby

35%

26.3 kmph / SSE

Ardrossan, Canada

22 °C

Overcast

35%

26.3 kmph / SSE

Edmonton, Canada

22 °C

Thundery outbreaks in nearby

35%

26.3 kmph / SSE

10.

Brossard, Canada

21 °C

Clear

53%

15.8 kmph / WSW

Last Updated: 30 Sept 2025, 03:52 AM

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