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September weather forecast in Frederikshavn

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%
	7.9 m/s		+17

31 August, Sunday. day, 16°; night, 15°; clear

1 September, mon

	761 mmHg		78%
	7.7 m/s		+17

1 September, Monday. day, 16°; night, 15°; clear

2 September, tue

	762 mmHg		79%
	8.2 m/s		+17

2 September, Tuesday. day, 16°; night, 15°; clear

3 September, wed

	761 mmHg		79%
	8.5 m/s		+17

3 September, Wednesday. day, 16°; night, 15°; clear

4 September, thu

	761 mmHg		79%
	8.2 m/s		+17

4 September, Thursday. day, 16°; night, 15°; clear

5 September, fri

	761 mmHg		79%
	7.9 m/s		+17

5 September, Friday. day, 16°; night, 15°; clear

6 September, sat

	761 mmHg		80%
	9.2 m/s		+16

6 September, Saturday. day, 16°; night, 15°; partly cloudy

7 September, sun

	760 mmHg		81%
	8.8 m/s		+17

7 September, Sunday. day, 16°; night, 15°; partly cloudy

8 September, mon

	759 mmHg		80%
	9.2 m/s		+16

8 September, Monday. day, 16°; night, 15°; partly cloudy

9 September, tue

	759 mmHg		80%
	9 m/s		+16

9 September, Tuesday. day, 16°; night, 14°; rain

10 September, wed

	759 mmHg		80%
	9 m/s		+16

10 September, Wednesday. day, 16°; night, 14°; rain

11 September, thu

	759 mmHg		81%
	8.8 m/s		+16

11 September, Thursday. day, 16°; night, 14°; rain

12 September, fri

	758 mmHg		81%
	9.5 m/s		+16

12 September, Friday. day, 15°; night, 14°; rain

13 September, sat

	759 mmHg		79%
	9.6 m/s		+16

13 September, Saturday. day, 15°; night, 14°; clear

14 September, sun

	759 mmHg		79%
	9.7 m/s		+16

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

15 September, mon

	758 mmHg		78%
	9.7 m/s		+16

15 September, Monday. day, 15°; night, 13°; rain

16 September, tue

	758 mmHg		78%
	9 m/s		+15

16 September, Tuesday. day, 15°; night, 13°; rain

17 September, wed

	759 mmHg		77%
	9.3 m/s		+15

17 September, Wednesday. day, 15°; night, 13°; rain

18 September, thu

	760 mmHg		79%
	8.6 m/s		+15

18 September, Thursday. day, 15°; night, 13°; partly cloudy

19 September, fri

	761 mmHg		78%
	8.39 m/s		+15

19 September, Friday. day, 14°; night, 13°; clear

20 September, sat

	762 mmHg		80%
	8 m/s		+15

20 September, Saturday. day, 14°; night, 13°; partly cloudy

21 September, sun

	761 mmHg		81%
	8.3 m/s		+15

21 September, Sunday. day, 14°; night, 13°; rain

22 September, mon

	760 mmHg		81%
	9.3 m/s		+15

22 September, Monday. day, 14°; night, 13°; overcast

23 September, tue

	760 mmHg		80%
	8.89 m/s		+15

23 September, Tuesday. day, 14°; night, 13°; clear

24 September, wed

	760 mmHg		79%
	8.3 m/s		+15

24 September, Wednesday. day, 14°; night, 13°; partly cloudy

25 September, thu

	760 mmHg		81%
	8.7 m/s		+15

25 September, Thursday. day, 14°; night, 12°; rain

26 September, fri

	760 mmHg		82%
	9 m/s		+14

26 September, Friday. day, 14°; night, 12°; rain

27 September, sat

	759 mmHg		82%
	9.7 m/s		+14

27 September, Saturday. day, 14°; night, 12°; rain

28 September, sun

	759 mmHg		80%
	9.5 m/s		+14

28 September, Sunday. day, 13°; night, 12°; overcast

29 September, mon

	759 mmHg		80%
	9.5 m/s		+14

29 September, Monday. day, 13°; night, 12°; rain

30 September, tue

	759 mmHg		80%
	9.8 m/s		+14

30 September, Tuesday. day, 13°; night, 12°; overcast

1 October, wed

	758 mmHg		80%
	10.2 m/s		+14

1 October, Wednesday. day, 13°; night, 11°; rain

2 October, thu

	757 mmHg		80%
	9.6 m/s		+14

2 October, Thursday. day, 13°; night, 11°; clear

3 October, fri

	758 mmHg		81%
	9.89 m/s		+14

3 October, Friday. day, 13°; night, 11°; clear

4 October, sat

	757 mmHg		82%
	10.8 m/s		+14

4 October, Saturday. day, 13°; night, 11°; rain

Average data for 10 years

Frederikshavn September

9

sunny days

12

days with precipitation

7

cloudy days

9 sunny days; 12 days with precipitation; 7 cloudy days;

80

%

air humidity

6.8

m/s

WindS

76

mm of precipitation

(9% of annual average)

+16

°C

Water temperature

air humidity 80%; 76 millimeters of precipitation (9% of annual average); Wind southerly 6.8 Meters per second; Water temperature +16°

Weather graphs for September

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

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S

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1

Average data for 10 years

2

3

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10

11

12

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20

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30

Daytime temperature

Night-time temperature

Cities near you

Oslo
Copenhagen
Hamburg
Malmo
Gothenburg
Rostock
Kiel
Ystad
Gjovik

Cities with similar weather in September

Helsinki
Riga
Tallinn
Stockholm
Yurmala
Palanga
Dublin
Buenos Aires
Melbourne

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

In September, the weather in Frederikshavn is typically warm. Average daily high temperature in September is about 15 degrees above zero. On average, Frederikshavn has 12 rainy, 9 sunny, 6 partly cloudy, and 3 cloudy days in September. The rains are usually heavy.

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