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September weather forecast in Trondheim

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

	737 mmHg		75%
	3.7 m/s		+13

31 August, Sunday. day, 14°; night, 10°; clear

1 September, mon

	736 mmHg		69%
	3.7 m/s		+13

1 September, Monday. day, 15°; night, 10°; partly cloudy

2 September, tue

	736 mmHg		72%
	4 m/s		+13

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

3 September, wed

	734 mmHg		79%
	4.1 m/s		+13

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

4 September, thu

	734 mmHg		75%
	4.6 m/s		+13

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

5 September, fri

	735 mmHg		70%
	5.1 m/s		+13

5 September, Friday. day, 15°; night, 11°; overcast

6 September, sat

	735 mmHg		70%
	5.4 m/s		+13

6 September, Saturday. day, 16°; night, 11°; rain

7 September, sun

	735 mmHg		68%
	6.3 m/s		+13

7 September, Sunday. day, 15°; night, 11°; partly cloudy

8 September, mon

	736 mmHg		68%
	5.5 m/s		+13

8 September, Monday. day, 15°; night, 11°; partly cloudy

9 September, tue

	738 mmHg		68%
	4.9 m/s		+13

9 September, Tuesday. day, 15°; night, 11°; overcast

10 September, wed

	736 mmHg		70%
	5.9 m/s		+13

10 September, Wednesday. day, 16°; night, 11°; overcast

11 September, thu

	734 mmHg		74%
	6.5 m/s		+13

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

12 September, fri

	735 mmHg		72%
	5.3 m/s		+13

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

13 September, sat

	735 mmHg		72%
	4.9 m/s		+13

13 September, Saturday. day, 14°; night, 11°; rain

14 September, sun

	733 mmHg		75%
	5.9 m/s		+13

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

15 September, mon

	734 mmHg		73%
	5.9 m/s		+13

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

16 September, tue

	734 mmHg		74%
	5 m/s		+13

16 September, Tuesday. day, 13°; night, 9°; rain

17 September, wed

	734 mmHg		77%
	4.6 m/s		+13

17 September, Wednesday. day, 13°; night, 10°; rain

18 September, thu

	735 mmHg		75%
	4.9 m/s		+13

18 September, Thursday. day, 13°; night, 9°; clear

19 September, fri

	736 mmHg		76%
	4.9 m/s		+12

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

20 September, sat

	737 mmHg		75%
	4.4 m/s		+12

20 September, Saturday. day, 12°; night, 9°; rain

21 September, sun

	736 mmHg		76%
	4.5 m/s		+12

21 September, Sunday. day, 12°; night, 9°; rain

22 September, mon

	737 mmHg		80%
	4.4 m/s		+12

22 September, Monday. day, 11°; night, 9°; rain

23 September, tue

	737 mmHg		77%
	3.9 m/s		+12

23 September, Tuesday. day, 12°; night, 8°; overcast

24 September, wed

	738 mmHg		75%
	4.3 m/s		+12

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

25 September, thu

	739 mmHg		72%
	6.3 m/s		+12

25 September, Thursday. day, 12°; night, 8°; clear

26 September, fri

	741 mmHg		77%
	6.4 m/s		+12

26 September, Friday. day, 11°; night, 9°; rain

27 September, sat

	738 mmHg		75%
	6.6 m/s		+12

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

28 September, sun

	738 mmHg		74%
	7 m/s		+11

28 September, Sunday. day, 11°; night, 8°; clear

29 September, mon

	736 mmHg		75%
	5 m/s		+11

29 September, Monday. day, 11°; night, 8°; clear

30 September, tue

	734 mmHg		73%
	6.1 m/s		+12

30 September, Tuesday. day, 12°; night, 8°; clear

1 October, wed

	733 mmHg		74%
	6.5 m/s		+11

1 October, Wednesday. day, 11°; night, 8°; partly cloudy

2 October, thu

	730 mmHg		74%
	6.8 m/s		+11

2 October, Thursday. day, 11°; night, 7°; rain

3 October, fri

	730 mmHg		73%
	6 m/s		+11

3 October, Friday. day, 10°; night, 7°; rain

4 October, sat

	732 mmHg		74%
	6.5 m/s		+11

4 October, Saturday. day, 10°; night, 8°; clear

Average data for 10 years

Trondheim September

7

sunny days

13

days with precipitation

10

cloudy days

7 sunny days; 13 days with precipitation; 10 cloudy days;

74

%

air humidity

3.5

m/s

WindS

96

mm of precipitation

(10% of annual average)

+13

°C

Water temperature

air humidity 74%; 96 millimeters of precipitation (10% of annual average); Wind southerly 3.5 Meters per second; Water temperature +13°

Weather graphs for September

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

SE

S

SE

S

S

S

S

S

S

S

S

S

S

S

S

SE

S

S

S

S

S

SW

S

S

S

SW

S

SW

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

Oslo
Gjovik
Geiranger
Lillehammer
Geilo
Molde
Roros
Namsos
Steinkjer

Cities with similar weather in September

Helsinki
Riga
Tallinn
Stockholm
Cholpon-Ata
Oslo
Yurmala
Palanga
Dublin

The weather forecast for September 2024 is based on historical data from the past 10 years.

In September, the weather in Trondheim is typically warm. Average daily high temperature in September is about 13 degrees above zero. On average, Trondheim has 13 rainy, 7 sunny, 5 cloudy, and 5 partly cloudy days in September. The rains are usually heavy.

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