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September weather forecast in Kristiansand

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		80%
	4.6 m/s		+17

31 August, Sunday. day, 17°; night, 10°; rain

1 September, mon

	745 mmHg		80%
	4.69 m/s		+16

1 September, Monday. day, 17°; night, 10°; partly cloudy

2 September, tue

	745 mmHg		82%
	5 m/s		+16

2 September, Tuesday. day, 16°; night, 10°; overcast

3 September, wed

	744 mmHg		81%
	5.4 m/s		+16

3 September, Wednesday. day, 16°; night, 10°; partly cloudy

4 September, thu

	744 mmHg		83%
	4.8 m/s		+16

4 September, Thursday. day, 17°; night, 10°; clear

5 September, fri

	745 mmHg		81%
	4.9 m/s		+16

5 September, Friday. day, 17°; night, 10°; clear

6 September, sat

	744 mmHg		83%
	5.3 m/s		+16

6 September, Saturday. day, 16°; night, 10°; rain

7 September, sun

	743 mmHg		83%
	5.8 m/s		+16

7 September, Sunday. day, 16°; night, 11°; rain

8 September, mon

	743 mmHg		82%
	5.9 m/s		+16

8 September, Monday. day, 16°; night, 11°; rain

9 September, tue

	743 mmHg		82%
	5.8 m/s		+16

9 September, Tuesday. day, 16°; night, 10°; rain

10 September, wed

	743 mmHg		83%
	5.4 m/s		+16

10 September, Wednesday. day, 16°; night, 10°; rain

11 September, thu

	742 mmHg		86%
	5.6 m/s		+16

11 September, Thursday. day, 15°; night, 10°; rain

12 September, fri

	742 mmHg		83%
	5.9 m/s		+16

12 September, Friday. day, 15°; night, 10°; rain

13 September, sat

	742 mmHg		81%
	6.2 m/s		+16

13 September, Saturday. day, 15°; night, 9°; partly cloudy

14 September, sun

	742 mmHg		83%
	6.1 m/s		+16

14 September, Sunday. day, 15°; night, 9°; clear

15 September, mon

	742 mmHg		82%
	6 m/s		+16

15 September, Monday. day, 14°; night, 9°; rain

16 September, tue

	742 mmHg		81%
	5.8 m/s		+15

16 September, Tuesday. day, 14°; night, 8°; partly cloudy

17 September, wed

	743 mmHg		79%
	5.8 m/s		+15

17 September, Wednesday. day, 14°; night, 8°; rain

18 September, thu

	744 mmHg		81%
	5.5 m/s		+15

18 September, Thursday. day, 15°; night, 9°; clear

19 September, fri

	744 mmHg		83%
	5.1 m/s		+15

19 September, Friday. day, 14°; night, 8°; clear

20 September, sat

	745 mmHg		84%
	5.2 m/s		+15

20 September, Saturday. day, 14°; night, 8°; clear

21 September, sun

	744 mmHg		83%
	5.5 m/s		+15

21 September, Sunday. day, 14°; night, 8°; partly cloudy

22 September, mon

	743 mmHg		83%
	5.6 m/s		+15

22 September, Monday. day, 14°; night, 9°; rain

23 September, tue

	743 mmHg		82%
	5.4 m/s		+15

23 September, Tuesday. day, 14°; night, 9°; partly cloudy

24 September, wed

	743 mmHg		83%
	5.8 m/s		+15

24 September, Wednesday. day, 14°; night, 8°; rain

25 September, thu

	743 mmHg		84%
	6 m/s		+15

25 September, Thursday. day, 13°; night, 8°; rain

26 September, fri

	743 mmHg		84%
	5.7 m/s		+15

26 September, Friday. day, 13°; night, 8°; rain

27 September, sat

	742 mmHg		83%
	6.3 m/s		+14

27 September, Saturday. day, 13°; night, 8°; rain

28 September, sun

	742 mmHg		81%
	5.9 m/s		+14

28 September, Sunday. day, 13°; night, 8°; partly cloudy

29 September, mon

	742 mmHg		84%
	5.7 m/s		+14

29 September, Monday. day, 13°; night, 7°; overcast

30 September, tue

	742 mmHg		84%
	5.7 m/s		+14

30 September, Tuesday. day, 12°; night, 7°; rain

1 October, wed

	740 mmHg		83%
	6.3 m/s		+14

1 October, Wednesday. day, 12°; night, 7°; rain

2 October, thu

	740 mmHg		83%
	5.9 m/s		+14

2 October, Thursday. day, 12°; night, 7°; clear

3 October, fri

	740 mmHg		86%
	5.8 m/s		+14

3 October, Friday. day, 12°; night, 7°; rain

4 October, sat

	740 mmHg		85%
	6.4 m/s		+14

4 October, Saturday. day, 12°; night, 7°; rain

Average data for 10 years

Kristiansand September

6

sunny days

15

days with precipitation

11

cloudy days

6 sunny days; 15 days with precipitation; 11 cloudy days;

82

%

air humidity

4.1

m/s

WindS

142

mm of precipitation

(10% of annual average)

+15

°C

Water temperature

air humidity 82%; 142 millimeters of precipitation (10% of annual average); Wind southerly 4.1 Meters per second; Water temperature +15°

Weather graphs for September

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

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SW

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

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

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30

Daytime temperature

Night-time temperature

Cities near you

Oslo
Bergen
Gothenburg
Stavanger
Gjovik
Aarhus
Lillehammer
Odense
Holstebro

Cities with similar weather in September

Helsinki
Riga
Tallinn
Stockholm
Cholpon-Ata
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 Kristiansand is typically warm. Average daily high temperature in September is about 15 degrees above zero. On average, Kristiansand has 15 rainy, 7 partly cloudy, 6 sunny, and 2 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 Kristiansand.

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