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September weather forecast in Saint John's

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

	760 mmHg		81%
	8.6 m/s		+16

1 September, Sunday. day, 15°; night, 14°; partly cloudy

2 September, mon

	762 mmHg		80%
	8.3 m/s		+16

2 September, Monday. day, 16°; night, 12°; partly cloudy

3 September, tue

	761 mmHg		81%
	7.9 m/s		+16

3 September, Tuesday. day, 17°; night, 14°; clear

4 September, wed

	761 mmHg		77%
	9.1 m/s		+17

4 September, Wednesday. day, 18°; night, 14°; clear

5 September, thu

	763 mmHg		73%
	8.6 m/s		+17

5 September, Thursday. day, 18°; night, 14°; partly cloudy

6 September, fri

	762 mmHg		73%
	10.8 m/s		+17

6 September, Friday. day, 18°; night, 14°; partly cloudy

7 September, sat

	760 mmHg		82%
	9.8 m/s		+16

7 September, Saturday. day, 16°; night, 14°; rain

8 September, sun

	761 mmHg		80%
	8.8 m/s		+15

8 September, Sunday. day, 15°; night, 13°; overcast

9 September, mon

	762 mmHg		81%
	9.6 m/s		+15

9 September, Monday. day, 15°; night, 12°; overcast

10 September, tue

	761 mmHg		79%
	8.8 m/s		+15

10 September, Tuesday. day, 16°; night, 13°; clear

11 September, wed

	759 mmHg		80%
	11 m/s		+16

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

12 September, thu

	761 mmHg		76%
	8.6 m/s		+16

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

13 September, fri

	762 mmHg		77%
	9.8 m/s		+16

13 September, Friday. day, 17°; night, 12°; overcast

14 September, sat

	762 mmHg		81%
	8.5 m/s		+16

14 September, Saturday. day, 18°; night, 14°; rain

15 September, sun

	759 mmHg		80%
	10.3 m/s		+15

15 September, Sunday. day, 16°; night, 13°; rain

16 September, mon

	762 mmHg		75%
	9.6 m/s		+14

16 September, Monday. day, 14°; night, 12°; partly cloudy

17 September, tue

	763 mmHg		76%
	8.6 m/s		+14

17 September, Tuesday. day, 14°; night, 12°; clear

18 September, wed

	764 mmHg		75%
	7.4 m/s		+15

18 September, Wednesday. day, 16°; night, 11°; rain

19 September, thu

	765 mmHg		75%
	9.8 m/s		+14

19 September, Thursday. day, 14°; night, 12°; overcast

20 September, fri

	763 mmHg		75%
	12.1 m/s		+14

20 September, Friday. day, 15°; night, 12°; clear

21 September, sat

	764 mmHg		75%
	9.8 m/s		+15

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

22 September, sun

	762 mmHg		74%
	8.8 m/s		+15

22 September, Sunday. day, 16°; night, 13°; clear

23 September, mon

	763 mmHg		76%
	8.8 m/s		+14

23 September, Monday. day, 14°; night, 12°; rain

24 September, tue

	760 mmHg		77%
	8.8 m/s		+13

24 September, Tuesday. day, 13°; night, 11°; clear

25 September, wed

	761 mmHg		75%
	9 m/s		+12

25 September, Wednesday. day, 12°; night, 10°; rain

26 September, thu

	763 mmHg		75%
	9.1 m/s		+12

26 September, Thursday. day, 12°; night, 8°; rain

27 September, fri

	762 mmHg		76%
	8.8 m/s		+13

27 September, Friday. day, 14°; night, 9°; partly cloudy

28 September, sat

	763 mmHg		79%
	8.6 m/s		+13

28 September, Saturday. day, 14°; night, 12°; partly cloudy

29 September, sun

	765 mmHg		85%
	7 m/s		+14

29 September, Sunday. day, 15°; night, 11°; overcast

30 September, mon

	764 mmHg		81%
	8 m/s		+14

30 September, Monday. day, 15°; night, 12°; overcast

1 October, tue

	762 mmHg		86%
	8.6 m/s		+13

1 October, Tuesday. day, 14°; night, 13°; rain

2 October, wed

	760 mmHg		80%
	10.6 m/s		+12

2 October, Wednesday. day, 12°; night, 11°; overcast

3 October, thu

	761 mmHg		80%
	8.8 m/s		+12

3 October, Thursday. day, 11°; night, 9°; partly cloudy

4 October, fri

	760 mmHg		80%
	10.6 m/s		+12

4 October, Friday. day, 12°; night, 9°; partly cloudy

5 October, sat

	759 mmHg		79%
	9.3 m/s		+12

5 October, Saturday. day, 12°; night, 10°; rain

Average data for 10 years

Saint John's September

7

sunny days

8

days with precipitation

15

cloudy days

7 sunny days; 8 days with precipitation; 15 cloudy days;

77

%

air humidity

6.6

m/s

WindSW

78

mm of precipitation

(8% of annual average)

+15

°C

Water temperature

air humidity 77%; 78 millimeters of precipitation (8% of annual average); Wind south-westerly 6.6 Meters per second; Water temperature +15°

Weather graphs for September

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

W

S

SW

SW

W

SW

SW

W

SW

SW

W

W

SW

SW

SW

W

W

SW

W

SW

SW

SW

W

NW

NW

W

W

W

SW

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

Daytime temperature

Night-time temperature

Cities near you

Halifax
Gander
Charlottetown
Happy Valley-Goose Bay
Sydney
New Glasgow
St. Anthony
Western Shore
Deer Lake

Cities with similar weather in September

Helsinki
Riga
Tallinn
Stockholm
Cholpon-Ata
Oslo
Yurmala
Palanga
Dublin

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

September in Saint John's is the sunniest month of the year. In September, the weather in Saint John's is typically warm. Average daily high temperature in September is about 15 degrees above zero. On average, Saint John's has 9 partly cloudy, 8 rainy, 7 sunny, and 6 cloudy days in September. The rains are usually moderate.

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