10 day forecast Monthly forecast Weather map

City or area

Go to comparison

September weather forecast in Jan Mayen

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

	757 mmHg		86%
	9.39 m/s		+7

31 August, Sunday. day, 6°; night, 4°; partly cloudy

1 September, mon

	755 mmHg		90%
	9.1 m/s		+7

1 September, Monday. day, 6°; night, 5°; partly cloudy

2 September, tue

	754 mmHg		90%
	9.5 m/s		+7

2 September, Tuesday. day, 6°; night, 4°; overcast

3 September, wed

	755 mmHg		88%
	9.3 m/s		+7

3 September, Wednesday. day, 5°; night, 4°; rain

4 September, thu

	755 mmHg		88%
	9.39 m/s		+7

4 September, Thursday. day, 5°; night, 4°; partly cloudy

5 September, fri

	755 mmHg		88%
	9.89 m/s		+7

5 September, Friday. day, 5°; night, 4°; rain

6 September, sat

	755 mmHg		89%
	9.6 m/s		+6

6 September, Saturday. day, 5°; night, 4°; rain

7 September, sun

	755 mmHg		88%
	9.7 m/s		+6

7 September, Sunday. day, 6°; night, 4°; overcast

8 September, mon

	755 mmHg		89%
	10.4 m/s		+6

8 September, Monday. day, 5°; night, 4°; overcast

9 September, tue

	755 mmHg		88%
	10.6 m/s		+6

9 September, Tuesday. day, 5°; night, 4°; rain

10 September, wed

	755 mmHg		87%
	10.6 m/s		+6

10 September, Wednesday. day, 5°; night, 4°; overcast

11 September, thu

	754 mmHg		87%
	10.8 m/s		+6

11 September, Thursday. day, 5°; night, 4°; rain

12 September, fri

	754 mmHg		87%
	11.5 m/s		+6

12 September, Friday. day, 5°; night, 4°; rain

13 September, sat

	755 mmHg		85%
	11 m/s		+6

13 September, Saturday. day, 5°; night, 3°; overcast

14 September, sun

	756 mmHg		86%
	10.3 m/s		+6

14 September, Sunday. day, 5°; night, 3°; clear

15 September, mon

	756 mmHg		87%
	10 m/s		+6

15 September, Monday. day, 4°; night, 3°; overcast

16 September, tue

	756 mmHg		86%
	10.7 m/s		+6

16 September, Tuesday. day, 4°; night, 3°; overcast

17 September, wed

	756 mmHg		85%
	11.6 m/s		+6

17 September, Wednesday. day, 5°; night, 3°; rain

18 September, thu

	756 mmHg		84%
	10.4 m/s		+6

18 September, Thursday. day, 4°; night, 3°; partly cloudy

19 September, fri

	756 mmHg		84%
	9.89 m/s		+6

19 September, Friday. day, 5°; night, 3°; rain

20 September, sat

	754 mmHg		86%
	10.4 m/s		+6

20 September, Saturday. day, 4°; night, 3°; overcast

21 September, sun

	755 mmHg		85%
	11 m/s		+6

21 September, Sunday. day, 4°; night, 3°; rain

22 September, mon

	755 mmHg		85%
	10.7 m/s		+6

22 September, Monday. day, 4°; night, 2°; rain

23 September, tue

	756 mmHg		82%
	10.6 m/s		+6

23 September, Tuesday. day, 3°; night, 2°; overcast

24 September, wed

	757 mmHg		82%
	10.2 m/s		+6

24 September, Wednesday. day, 4°; night, 2°; partly cloudy

25 September, thu

	754 mmHg		85%
	11 m/s		+6

25 September, Thursday. day, 4°; night, 3°; rain

26 September, fri

	754 mmHg		86%
	11.2 m/s		+6

26 September, Friday. day, 4°; night, 3°; rain

27 September, sat

	753 mmHg		87%
	11.9 m/s		+6

27 September, Saturday. day, 4°; night, 3°; rain

28 September, sun

	754 mmHg		85%
	10.9 m/s		+6

28 September, Sunday. day, 4°; night, 3°; rain

29 September, mon

	754 mmHg		86%
	10.6 m/s		+6

29 September, Monday. day, 4°; night, 3°; partly cloudy

30 September, tue

	754 mmHg		86%
	10.3 m/s		+6

30 September, Tuesday. day, 4°; night, 2°; rain

1 October, wed

	755 mmHg		84%
	10.3 m/s		+6

1 October, Wednesday. day, 3°; night, 2°; partly cloudy

2 October, thu

	754 mmHg		83%
	10.4 m/s		+5

2 October, Thursday. day, 3°; night, 2°; rain

3 October, fri

	753 mmHg		84%
	10.9 m/s		+5

3 October, Friday. day, 4°; night, 2°; partly cloudy

4 October, sat

	754 mmHg		83%
	11.1 m/s		+5

4 October, Saturday. day, 3°; night, 2°; rain

Average data for 10 years

Jan Mayen September

1

sunny day

15

days with precipitation

22

cloudy days

1 sunny day; 15 days with precipitation; 22 cloudy days;

86

%

air humidity

7.9

m/s

WindS

72

mm of precipitation

(10% of annual average)

+6

°C

Water temperature

air humidity 86%; 72 millimeters of precipitation (10% of annual average); Wind southerly 7.9 Meters per second; Water temperature +6°

Weather graphs for September

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

SE

S

S

S

S

S

S

S

S

S

SE

S

S

S

S

SE

SE

S

SE

S

SE

S

S

S

S

S

S

S

SE

SE

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

The weather forecast for September 2025 is based on historical data from the past 10 years.

September in Jan Mayen is the rainiest month of the year. In September, the weather in Jan Mayen is typically cold. Average daily high temperature in September is about 5 degrees above zero. On average, Jan Mayen has 13 rainy, 11 cloudy, 5 partly cloudy, and 1 sunny day in September. The rains are usually moderate. September as well as June, July, August, and October is considered the most uncomfortable time to visit Jan Mayen.

Links

Help Terms of use Contact us

For partners

Advertisement Yandex.Weather API

Weather forecasts

Hourly forecast Detailed 10 day forecast Monthly forecast Weather map Magnetic storms

Download app

English

English
Русский

Source data: Yandex.Traffic, Roshydromet FSBI "CAO", NOAA, © OpenStreetMap

© 2017–2025 YANDEX LLC