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September weather forecast in Reykyavik

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

31 August, sun

	744 mmHg		86%
	8.5 m/s		+11

31 August, Sunday. day, 11°; night, 9°; rain

1 September, mon

	744 mmHg		83%
	7.8 m/s		+11

1 September, Monday. day, 11°; night, 9°; rain

2 September, tue

	744 mmHg		81%
	7 m/s		+11

2 September, Tuesday. day, 11°; night, 8°; rain

3 September, wed

	744 mmHg		83%
	6.5 m/s		+11

3 September, Wednesday. day, 11°; night, 9°; rain

4 September, thu

	747 mmHg		80%
	7 m/s		+11

4 September, Thursday. day, 10°; night, 8°; rain

5 September, fri

	747 mmHg		83%
	5.8 m/s		+11

5 September, Friday. day, 10°; night, 9°; rain

6 September, sat

	745 mmHg		83%
	8.8 m/s		+11

6 September, Saturday. day, 10°; night, 8°; rain

7 September, sun

	745 mmHg		81%
	10 m/s		+11

7 September, Sunday. day, 10°; night, 8°; rain

8 September, mon

	744 mmHg		81%
	8.3 m/s		+11

8 September, Monday. day, 10°; night, 8°; rain

9 September, tue

	742 mmHg		81%
	10.6 m/s		+11

9 September, Tuesday. day, 10°; night, 7°; clear

10 September, wed

	743 mmHg		81%
	10 m/s		+11

10 September, Wednesday. day, 9°; night, 7°; rain

11 September, thu

	742 mmHg		81%
	8.3 m/s		+11

11 September, Thursday. day, 9°; night, 7°; rain

12 September, fri

	745 mmHg		77%
	10.3 m/s		+10

12 September, Friday. day, 9°; night, 7°; rain

13 September, sat

	745 mmHg		81%
	10.1 m/s		+10

13 September, Saturday. day, 10°; night, 7°; clear

14 September, sun

	749 mmHg		83%
	9.8 m/s		+10

14 September, Sunday. day, 8°; night, 7°; rain

15 September, mon

	748 mmHg		85%
	9.3 m/s		+10

15 September, Monday. day, 8°; night, 7°; rain

16 September, tue

	747 mmHg		82%
	9.6 m/s		+10

16 September, Tuesday. day, 9°; night, 7°; rain

17 September, wed

	744 mmHg		83%
	8.8 m/s		+10

17 September, Wednesday. day, 8°; night, 7°; rain

18 September, thu

	744 mmHg		81%
	9.3 m/s		+10

18 September, Thursday. day, 8°; night, 6°; rain

19 September, fri

	742 mmHg		83%
	8.6 m/s		+9

19 September, Friday. day, 8°; night, 6°; rain

20 September, sat

	743 mmHg		80%
	8.5 m/s		+9

20 September, Saturday. day, 8°; night, 6°; partly cloudy

21 September, sun

	745 mmHg		82%
	7.6 m/s		+9

21 September, Sunday. day, 7°; night, 6°; rain

22 September, mon

	743 mmHg		85%
	7.3 m/s		+9

22 September, Monday. day, 8°; night, 6°; rain

23 September, tue

	743 mmHg		85%
	9.1 m/s		+9

23 September, Tuesday. day, 9°; night, 7°; rain

24 September, wed

	742 mmHg		85%
	11.5 m/s		+9

24 September, Wednesday. day, 9°; night, 7°; rain

25 September, thu

	744 mmHg		83%
	10.6 m/s		+9

25 September, Thursday. day, 8°; night, 6°; rain

26 September, fri

	743 mmHg		85%
	7.8 m/s		+9

26 September, Friday. day, 7°; night, 5°; rain

27 September, sat

	745 mmHg		80%
	7.5 m/s		+9

27 September, Saturday. day, 7°; night, 5°; rain

28 September, sun

	744 mmHg		85%
	10 m/s		+9

28 September, Sunday. day, 7°; night, 6°; rain

29 September, mon

	742 mmHg		82%
	9 m/s		+9

29 September, Monday. day, 7°; night, 5°; rain

30 September, tue

	741 mmHg		83%
	8.6 m/s		+8

30 September, Tuesday. day, 7°; night, 5°; rain

1 October, wed

	739 mmHg		85%
	9.3 m/s		+9

1 October, Wednesday. day, 6°; night, 4°; rain

2 October, thu

	740 mmHg		79%
	8.3 m/s		+8

2 October, Thursday. day, 5°; night, 3°; overcast

3 October, fri

	740 mmHg		80%
	9.6 m/s		+8

3 October, Friday. day, 5°; night, 4°; rain

4 October, sat

	741 mmHg		79%
	8.8 m/s		+8

4 October, Saturday. day, 5°; night, 3°; rain

Average data for 10 years

Reykyavik September

2

sunny days

27

days with precipitation

1

cloudy day

2 sunny days; 27 days with precipitation; 1 cloudy day;

82

%

air humidity

6.4

m/s

WindSE

183

mm of precipitation

(11% of annual average)

+10

°C

Water temperature

air humidity 82%; 183 millimeters of precipitation (11% of annual average); Wind south-easterly 6.4 Meters per second; Water temperature +10°

Weather graphs for September

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

S

SE

E

S

S

SE

SE

SE

SE

S

W

SE

SE

E

E

SE

S

S

SE

SE

SE

SE

SE

SE

S

W

NE

S

SE

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

Akureyri
Torshavn
Sejdisfjordur
Isafjordur
Jan Mayen
Akranes
Keflavík
Selfoss
Vestmannaeyjar

Cities with similar weather in September

Cholpon-Ata
Wellington
Nuuk
Ushuaia
Christchurch
Hobart
Punta-Arenas
San-Carlos-de-Bariloche
Puerto Mont

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

September in Reykyavik is the rainiest month of the year. In September, the weather in Reykyavik is typically cold. Average daily high temperature in September is about 9 degrees above zero. On average, Reykyavik has 27 rainy, 2 sunny, and 1 partly cloudy day in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit Reykyavik.

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