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Monthly 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

1 September, sun

	730 mmHg		68%
	5.5 m/s		+16

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

2 September, mon

	729 mmHg		68%
	6.1 m/s		+16

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

3 September, tue

	730 mmHg		68%
	6.1 m/s		+15

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

4 September, wed

	731 mmHg		70%
	4.8 m/s		+14

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

5 September, thu

	730 mmHg		70%
	5.1 m/s		+15

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

6 September, fri

	730 mmHg		75%
	4.6 m/s		+15

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

7 September, sat

	751 mmHg		64%
	3.4 m/s		+13

Climate normal

7 September, Saturday. day, 16°; night, 11°; partly cloudy

8 September, sun

	743 mmHg		67%
	3.5 m/s		+13

Climate normal

8 September, Sunday. day, 21°; night, 10°; mostly clear

9 September, mon

	746 mmHg		70%
	3.7 m/s		+14

Climate normal

9 September, Monday. day, 21°; night, 12°; partly cloudy

10 September, tue

	743 mmHg		81%
	3.7 m/s		+14

Climate normal

10 September, Tuesday. day, 22°; night, 15°; overcast

11 September, wed

	741 mmHg		68%
	2.4 m/s		+14

Climate normal

11 September, Wednesday. day, 25°; night, 15°; mostly clear

12 September, thu

	745 mmHg		71%
	3.2 m/s		+15

Climate normal

12 September, Thursday. day, 24°; night, 16°; mostly clear

13 September, fri

	747 mmHg		70%
	3.3 m/s		+15

Climate normal

13 September, Friday. day, 25°; night, 16°; mostly clear

14 September, sat

	745 mmHg		67%
	4.5 m/s		+15

Climate normal

14 September, Saturday. day, 25°; night, 16°; mostly clear

15 September, sun

	745 mmHg		74%
	2.7 m/s		+14

Climate normal

15 September, Sunday. day, 24°; night, 16°; light rain

16 September, mon

	747 mmHg		72%
	2.8 m/s		+13

Climate normal

16 September, Monday. day, 23°; night, 14°; partly cloudy

17 September, tue

	745 mmHg		75%
	3.8 m/s

Climate normal

17 September, Tuesday. day, 19°; night, 13°; partly cloudy

18 September, wed

	742 mmHg		69%
	4.4 m/s

Climate normal

18 September, Wednesday. day, 21°; night, 14°; partly cloudy

19 September, thu

	741 mmHg		63%
	10.1 m/s

Climate normal

19 September, Thursday. day, 12°; night, 9°; light rain

20 September, fri

	746 mmHg		69%
	7.8 m/s

Climate normal

20 September, Friday. day, 10°; night, 10°; partly cloudy

21 September, sat

	735 mmHg		93%
	11.2 m/s

Climate normal

21 September, Saturday. day, 16°; night, 12°; rain

22 September, sun

	739 mmHg		71%
	6.2 m/s

Climate normal

22 September, Sunday. day, 15°; night, 13°; clear

23 September, mon

	736 mmHg		73%
	5.7 m/s

Climate normal

23 September, Monday. day, 16°; night, 14°; partly cloudy

24 September, tue

	724 mmHg		90%
	9.5 m/s

Climate normal

24 September, Tuesday. day, 14°; night, 10°; rain

25 September, wed

	730 mmHg		71%
	9.5 m/s

Climate normal

25 September, Wednesday. day, 14°; night, 12°; partly cloudy

26 September, thu

	736 mmHg		73%
	4.5 m/s

Climate normal

26 September, Thursday. day, 14°; night, 14°; mostly clear

27 September, fri

	734 mmHg		88%
	7.1 m/s

Climate normal

27 September, Friday. day, 15°; night, 13°; light rain

28 September, sat

	741 mmHg		86%
	11.6 m/s

Climate normal

28 September, Saturday. day, 11°; night, 11°; rain

29 September, sun

	743 mmHg		78%
	8.3 m/s

Climate normal

29 September, Sunday. day, 12°; night, 11°; partly cloudy

30 September, mon

	747 mmHg		70%
	5.8 m/s

Climate normal

30 September, Monday. day, 12°; night, 10°; clear

1 October, tue

	749 mmHg		64%
	3.2 m/s

Climate normal

1 October, Tuesday. day, 12°; night, 10°; clear

2 October, wed

	748 mmHg		72%
	4.4 m/s

Climate normal

2 October, Wednesday. day, 14°; night, 12°; clear

3 October, thu

	744 mmHg		69%
	5.2 m/s

Climate normal

3 October, Thursday. day, 14°; night, 12°; clear

4 October, fri

	740 mmHg		67%
	4.6 m/s

Climate normal

4 October, Friday. day, 14°; night, 12°; clear

5 October, sat

	737 mmHg		71%
	4.7 m/s

Climate normal

5 October, Saturday. day, 14°; night, 13°; clear

Average for 30 days

14

sunny days

5

days with precipitation

11

cloudy days

14 sunny days; 5 days with precipitation; 11 cloudy days;

73

%

air humidity

5.5

m/s

WindSE

10

mm of precipitation

(2% of annual average)

+14

°C

Water temperature

air humidity 73%; 10 millimeters of precipitation (2% of annual average); Wind south-easterly 5.5 Meters per second; Water temperature +14°

Forecast in graphs

TemperatureHumidity, %Wind, m/sPressure, mmHg

S

S

SE

SE

SE

E

SE

S

S

SE

SE

SW

NW

E

SW

W

SW

NW

W

W

SW

NE

NE

NE

SE

SW

SW

S

S

SW

7

Average data for 10 years

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

1

October

2

3

4

5

6

Daytime temperature

Night-time temperature

Weather forecast for the month based on historical data from the last 10 years.

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