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September weather forecast in Kokkola

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

	761 mmHg		79%
	6.9 m/s		+15

31 August, Sunday. day, 15°; night, 12°; overcast

1 September, mon

	761 mmHg		78%
	7 m/s		+14

1 September, Monday. day, 15°; night, 11°; clear

2 September, tue

	761 mmHg		80%
	6.5 m/s		+14

2 September, Tuesday. day, 14°; night, 11°; partly cloudy

3 September, wed

	761 mmHg		80%
	7.1 m/s		+14

3 September, Wednesday. day, 15°; night, 11°; clear

4 September, thu

	761 mmHg		79%
	7.3 m/s		+14

4 September, Thursday. day, 15°; night, 12°; partly cloudy

5 September, fri

	761 mmHg		80%
	7.3 m/s		+14

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

6 September, sat

	760 mmHg		81%
	6.9 m/s		+14

6 September, Saturday. day, 14°; night, 11°; clear

7 September, sun

	759 mmHg		81%
	7.2 m/s		+14

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

8 September, mon

	759 mmHg		82%
	7.2 m/s		+14

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

9 September, tue

	760 mmHg		80%
	7.1 m/s		+14

9 September, Tuesday. day, 14°; night, 11°; clear

10 September, wed

	760 mmHg		82%
	6.8 m/s		+14

10 September, Wednesday. day, 14°; night, 11°; rain

11 September, thu

	760 mmHg		82%
	6.6 m/s		+13

11 September, Thursday. day, 14°; night, 11°; partly cloudy

12 September, fri

	758 mmHg		84%
	6.9 m/s		+13

12 September, Friday. day, 13°; night, 11°; rain

13 September, sat

	758 mmHg		80%
	7.3 m/s		+13

13 September, Saturday. day, 13°; night, 10°; rain

14 September, sun

	758 mmHg		80%
	7.8 m/s		+13

14 September, Sunday. day, 12°; night, 9°; clear

15 September, mon

	757 mmHg		79%
	7.7 m/s		+13

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

16 September, tue

	758 mmHg		80%
	7.2 m/s		+13

16 September, Tuesday. day, 12°; night, 9°; rain

17 September, wed

	759 mmHg		80%
	7.8 m/s		+13

17 September, Wednesday. day, 12°; night, 9°; rain

18 September, thu

	759 mmHg		81%
	7.4 m/s		+13

18 September, Thursday. day, 12°; night, 9°; partly cloudy

19 September, fri

	760 mmHg		81%
	7.4 m/s		+13

19 September, Friday. day, 12°; night, 9°; overcast

20 September, sat

	760 mmHg		80%
	7.8 m/s		+13

20 September, Saturday. day, 11°; night, 9°; overcast

21 September, sun

	760 mmHg		82%
	7.3 m/s		+13

21 September, Sunday. day, 11°; night, 8°; rain

22 September, mon

	759 mmHg		81%
	7.6 m/s		+13

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

23 September, tue

	757 mmHg		80%
	8.3 m/s		+12

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

24 September, wed

	758 mmHg		78%
	7.9 m/s		+12

24 September, Wednesday. day, 10°; night, 8°; rain

25 September, thu

	760 mmHg		80%
	7.7 m/s		+12

25 September, Thursday. day, 11°; night, 8°; partly cloudy

26 September, fri

	760 mmHg		82%
	7.4 m/s		+12

26 September, Friday. day, 11°; night, 8°; overcast

27 September, sat

	759 mmHg		82%
	7.7 m/s		+12

27 September, Saturday. day, 11°; night, 8°; rain

28 September, sun

	759 mmHg		81%
	7.4 m/s		+12

28 September, Sunday. day, 10°; night, 7°; overcast

29 September, mon

	759 mmHg		81%
	7.4 m/s		+11

29 September, Monday. day, 10°; night, 7°; overcast

30 September, tue

	759 mmHg		82%
	6.7 m/s		+11

30 September, Tuesday. day, 9°; night, 7°; overcast

1 October, wed

	759 mmHg		84%
	7.2 m/s		+11

1 October, Wednesday. day, 9°; night, 7°; rain

2 October, thu

	758 mmHg		84%
	7.4 m/s		+11

2 October, Thursday. day, 9°; night, 7°; overcast

3 October, fri

	759 mmHg		84%
	7.1 m/s		+11

3 October, Friday. day, 9°; night, 7°; partly cloudy

4 October, sat

	757 mmHg		84%
	7.8 m/s		+11

4 October, Saturday. day, 9°; night, 7°; rain

Average data for 10 years

Kokkola September

5

sunny days

12

days with precipitation

10

cloudy days

5 sunny days; 12 days with precipitation; 10 cloudy days;

81

%

air humidity

5.5

m/s

WindS

70

mm of precipitation

(11% of annual average)

+13

°C

Water temperature

air humidity 81%; 70 millimeters of precipitation (11% of annual average); Wind southerly 5.5 Meters per second; Water temperature +13°

Weather graphs for September

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

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S

S

S

S

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

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

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26

27

28

29

30

Daytime temperature

Night-time temperature

Cities near you

Pori
Umeå
Rovaniemi
Vaasa
Tampere
Oulu
Luleå
Jyväskylä
Kemi

Cities with similar weather in September

Helsinki
Riga
Tallinn
Stockholm
Cholpon-Ata
Oslo
Yurmala
Palanga
Dublin

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

In September, the weather in Kokkola is typically warm. Average daily high temperature in September is about 12 degrees above zero. On average, Kokkola has 12 rainy, 7 partly cloudy, 6 cloudy, and 5 sunny days in September. The rains are usually moderate. September as well as May, October, and November is considered the most uncomfortable time to visit Kokkola.

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