10 day forecast Monthly forecast Weather map

City or area

Go to comparison

September weather forecast in Karmoy

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

	759 mmHg		79%
	6.1 m/s		+17

31 August, Sunday. day, 16°; night, 12°; clear

1 September, mon

	759 mmHg		80%
	6.3 m/s		+16

1 September, Monday. day, 16°; night, 12°; overcast

2 September, tue

	759 mmHg		81%
	6.4 m/s		+16

2 September, Tuesday. day, 16°; night, 12°; overcast

3 September, wed

	759 mmHg		80%
	6.3 m/s		+17

3 September, Wednesday. day, 16°; night, 12°; clear

4 September, thu

	759 mmHg		81%
	6.3 m/s		+16

4 September, Thursday. day, 16°; night, 12°; clear

5 September, fri

	759 mmHg		81%
	6.2 m/s		+16

5 September, Friday. day, 16°; night, 12°; partly cloudy

6 September, sat

	758 mmHg		81%
	5.6 m/s		+16

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

7 September, sun

	757 mmHg		81%
	6.4 m/s		+16

7 September, Sunday. day, 16°; night, 12°; rain

8 September, mon

	757 mmHg		78%
	6.7 m/s		+16

8 September, Monday. day, 16°; night, 13°; rain

9 September, tue

	757 mmHg		79%
	6.9 m/s		+16

9 September, Tuesday. day, 16°; night, 12°; partly cloudy

10 September, wed

	757 mmHg		80%
	6.7 m/s		+16

10 September, Wednesday. day, 15°; night, 12°; overcast

11 September, thu

	756 mmHg		83%
	6.8 m/s		+16

11 September, Thursday. day, 15°; night, 12°; rain

12 September, fri

	756 mmHg		79%
	7 m/s		+16

12 September, Friday. day, 15°; night, 12°; rain

13 September, sat

	757 mmHg		80%
	7.1 m/s		+16

13 September, Saturday. day, 15°; night, 11°; rain

14 September, sun

	756 mmHg		81%
	7.2 m/s		+16

14 September, Sunday. day, 15°; night, 11°; rain

15 September, mon

	756 mmHg		80%
	6.7 m/s		+16

15 September, Monday. day, 14°; night, 11°; rain

16 September, tue

	756 mmHg		78%
	6.4 m/s		+16

16 September, Tuesday. day, 15°; night, 11°; rain

17 September, wed

	758 mmHg		78%
	6.3 m/s		+16

17 September, Wednesday. day, 14°; night, 10°; clear

18 September, thu

	758 mmHg		80%
	6.5 m/s		+15

18 September, Thursday. day, 14°; night, 11°; clear

19 September, fri

	759 mmHg		81%
	6.1 m/s		+15

19 September, Friday. day, 14°; night, 10°; rain

20 September, sat

	759 mmHg		80%
	6.2 m/s		+15

20 September, Saturday. day, 14°; night, 10°; rain

21 September, sun

	758 mmHg		80%
	6.8 m/s		+15

21 September, Sunday. day, 14°; night, 11°; partly cloudy

22 September, mon

	757 mmHg		81%
	6.9 m/s		+15

22 September, Monday. day, 14°; night, 11°; rain

23 September, tue

	757 mmHg		80%
	6.6 m/s		+15

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

24 September, wed

	757 mmHg		81%
	7.1 m/s		+15

24 September, Wednesday. day, 14°; night, 10°; overcast

25 September, thu

	757 mmHg		80%
	6.7 m/s		+15

25 September, Thursday. day, 14°; night, 10°; rain

26 September, fri

	757 mmHg		79%
	6.9 m/s		+15

26 September, Friday. day, 14°; night, 11°; partly cloudy

27 September, sat

	756 mmHg		81%
	7.3 m/s		+15

27 September, Saturday. day, 14°; night, 10°; rain

28 September, sun

	757 mmHg		80%
	6.7 m/s		+15

28 September, Sunday. day, 13°; night, 10°; rain

29 September, mon

	756 mmHg		81%
	6.5 m/s		+14

29 September, Monday. day, 13°; night, 10°; rain

30 September, tue

	756 mmHg		81%
	6.7 m/s		+14

30 September, Tuesday. day, 13°; night, 10°; rain

1 October, wed

	754 mmHg		79%
	6.9 m/s		+14

1 October, Wednesday. day, 13°; night, 9°; rain

2 October, thu

	754 mmHg		81%
	7 m/s		+14

2 October, Thursday. day, 12°; night, 9°; rain

3 October, fri

	753 mmHg		83%
	7.8 m/s		+14

3 October, Friday. day, 13°; night, 9°; rain

4 October, sat

	753 mmHg		81%
	7.9 m/s		+14

4 October, Saturday. day, 12°; night, 9°; rain

Average data for 10 years

Karmoy September

4

sunny days

18

days with precipitation

12

cloudy days

4 sunny days; 18 days with precipitation; 12 cloudy days;

80

%

air humidity

4.69

m/s

WindSW

199

mm of precipitation

(11% of annual average)

+16

°C

Water temperature

air humidity 80%; 199 millimeters of precipitation (11% of annual average); Wind south-westerly 4.69 Meters per second; Water temperature +16°

Weather graphs for September

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

SW

SW

SW

SW

SW

S

SW

S

S

S

SW

SW

SW

SW

SW

SW

S

SW

SW

SW

SW

S

SW

SW

S

S

S

S

S

S

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

Bergen
Stavanger
Geiranger
Ålesund
Geilo
Molde
Haugesund
Rjukan
Floro

Cities with similar weather in September

Helsinki
Riga
Tallinn
Stockholm
Oslo
Yurmala
Palanga
Dublin
Buenos Aires

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

In September, the weather in Karmoy is typically warm. Average daily high temperature in September is about 15 degrees above zero. On average, Karmoy has 18 rainy, 4 sunny, 4 cloudy, and 4 partly cloudy days in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit Karmoy.

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