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August weather forecast in Thunder Bay

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

27 July, sun

	729 mmHg		66%
	5.9 m/s		+13

27 July, Sunday. day, 20°; night, 15°; rain

28 July, mon

	730 mmHg		66%
	4.9 m/s		+13

28 July, Monday. day, 20°; night, 15°; partly cloudy

29 July, tue

	729 mmHg		68%
	4.5 m/s		+13

29 July, Tuesday. day, 21°; night, 16°; rain

30 July, wed

	728 mmHg		68%
	4.5 m/s		+14

30 July, Wednesday. day, 21°; night, 16°; rain

31 July, thu

	728 mmHg		68%
	4.9 m/s		+14

31 July, Thursday. day, 21°; night, 16°; clear

1 August, fri

	728 mmHg		68%
	5.1 m/s		+15

1 August, Friday. day, 21°; night, 15°; partly cloudy

2 August, sat

	729 mmHg		72%
	4.3 m/s		+14

2 August, Saturday. day, 19°; night, 16°; overcast

3 August, sun

	730 mmHg		64%
	5 m/s		+15

3 August, Sunday. day, 20°; night, 16°; clear

4 August, mon

	728 mmHg		67%
	5.1 m/s		+15

4 August, Monday. day, 21°; night, 16°; clear

5 August, tue

	730 mmHg		66%
	4.6 m/s		+15

5 August, Tuesday. day, 20°; night, 15°; partly cloudy

6 August, wed

	730 mmHg		61%
	3.9 m/s		+15

6 August, Wednesday. day, 20°; night, 16°; partly cloudy

7 August, thu

	730 mmHg		70%
	4 m/s		+15

7 August, Thursday. day, 19°; night, 15°; partly cloudy

8 August, fri

	729 mmHg		75%
	4.4 m/s		+16

8 August, Friday. day, 20°; night, 15°; partly cloudy

9 August, sat

	730 mmHg		69%
	4.8 m/s		+16

9 August, Saturday. day, 20°; night, 16°; partly cloudy

10 August, sun

	732 mmHg		69%
	4.1 m/s		+16

10 August, Sunday. day, 20°; night, 16°; rain

11 August, mon

	730 mmHg		63%
	4.5 m/s		+17

11 August, Monday. day, 21°; night, 16°; partly cloudy

12 August, tue

	730 mmHg		67%
	4.5 m/s		+16

12 August, Tuesday. day, 21°; night, 17°; clear

13 August, wed

	730 mmHg		70%
	3.7 m/s		+16

13 August, Wednesday. day, 21°; night, 17°; clear

14 August, thu

	730 mmHg		68%
	4.6 m/s		+16

14 August, Thursday. day, 21°; night, 16°; partly cloudy

15 August, fri

	729 mmHg		68%
	5.8 m/s		+16

15 August, Friday. day, 20°; night, 17°; overcast

16 August, sat

	729 mmHg		67%
	6.4 m/s		+16

16 August, Saturday. day, 19°; night, 16°; clear

17 August, sun

	728 mmHg		66%
	5.5 m/s		+16

17 August, Sunday. day, 20°; night, 16°; partly cloudy

18 August, mon

	727 mmHg		69%
	5 m/s		+16

18 August, Monday. day, 19°; night, 16°; clear

19 August, tue

	727 mmHg		74%
	5.5 m/s		+15

19 August, Tuesday. day, 18°; night, 15°; clear

20 August, wed

	728 mmHg		68%
	5.3 m/s		+16

20 August, Wednesday. day, 20°; night, 15°; partly cloudy

21 August, thu

	730 mmHg		64%
	5.4 m/s		+16

21 August, Thursday. day, 20°; night, 15°; rain

22 August, fri

	729 mmHg		72%
	5.6 m/s		+16

22 August, Friday. day, 20°; night, 17°; clear

23 August, sat

	728 mmHg		73%
	6.3 m/s		+15

23 August, Saturday. day, 18°; night, 15°; rain

24 August, sun

	730 mmHg		63%
	5.8 m/s		+16

24 August, Sunday. day, 20°; night, 15°; clear

25 August, mon

	732 mmHg		66%
	5 m/s		+16

25 August, Monday. day, 19°; night, 16°; clear

26 August, tue

	731 mmHg		69%
	5.1 m/s		+16

26 August, Tuesday. day, 19°; night, 15°; clear

27 August, wed

	731 mmHg		74%
	5 m/s		+15

27 August, Wednesday. day, 19°; night, 16°; clear

28 August, thu

	730 mmHg		73%
	5 m/s		+16

28 August, Thursday. day, 20°; night, 16°; partly cloudy

29 August, fri

	731 mmHg		68%
	5 m/s		+16

29 August, Friday. day, 21°; night, 16°; clear

30 August, sat

	730 mmHg		68%
	5.1 m/s		+16

30 August, Saturday. day, 20°; night, 16°; partly cloudy

31 August, sun

	730 mmHg		67%
	5.1 m/s		+16

31 August, Sunday. day, 19°; night, 16°; partly cloudy

1 September, mon

	730 mmHg		68%
	5.5 m/s		+16

1 September, Monday. day, 19°; night, 16°; clear

2 September, tue

	729 mmHg		68%
	6.1 m/s		+16

2 September, Tuesday. day, 20°; night, 16°; rain

3 September, wed

	730 mmHg		68%
	6.1 m/s		+15

3 September, Wednesday. day, 17°; night, 15°; partly cloudy

4 September, thu

	731 mmHg		70%
	4.8 m/s		+14

4 September, Thursday. day, 16°; night, 13°; partly cloudy

5 September, fri

	730 mmHg		70%
	5.1 m/s		+15

5 September, Friday. day, 18°; night, 13°; partly cloudy

6 September, sat

	730 mmHg		75%
	4.6 m/s		+15

6 September, Saturday. day, 17°; night, 15°; clear

Average data for 10 years

Thunder Bay August

13

sunny days

3

days with precipitation

15

cloudy days

13 sunny days; 3 days with precipitation; 15 cloudy days;

68

%

air humidity

3.7

m/s

WindSW

41

mm of precipitation

(7% of annual average)

+16

°C

Water temperature

air humidity 68%; 41 millimeters of precipitation (7% of annual average); Wind south-westerly 3.7 Meters per second; Water temperature +16°

Weather graphs for August

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SW

W

SW

SW

NW

W

S

SW

NW

NW

W

W

SW

SW

SW

W

W

W

S

NW

W

S

SW

W

SW

S

S

S

SW

S

SW

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Duluth
Hayward
Ashland
Dryden
Minocqua
Cloquet
Spooner
Marshfield
Stevens Point

Cities with similar weather in August

Helsinki
Riga
Stockholm
Yurmala
Palanga
Copenhagen
Vancouver
Gdansk
Klaipeda

The weather forecast for August 2024 is based on historical data from the past 10 years.

August in Thunder Bay is the sunniest and the warmest month of the year. In August, the weather in Thunder Bay is typically warm. Average daily high temperature in August is about 20 degrees above zero. On average, Thunder Bay has 13 sunny, 13 partly cloudy, 3 rainy, and 2 cloudy days in August. The rains are usually light. August as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Thunder Bay.

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