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December weather forecast in Norrtalje

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

30 November, sun

	755 mmHg		81%
	8.3 m/s		+3

30 November, Sunday. day, 2°; night, 1°; overcast

1 December, mon

	758 mmHg		83%
	6.8 m/s		+3

1 December, Monday. day, 1°; night, 0°; overcast

2 December, tue

	755 mmHg		87%
	7.3 m/s		+4

2 December, Tuesday. day, 2°; night, 1°; rain

3 December, wed

	754 mmHg		85%
	7.5 m/s		+3

3 December, Wednesday. day, 1°; night, 0°; partly cloudy

4 December, thu

	750 mmHg		85%
	8.1 m/s		+4

4 December, Thursday. day, 2°; night, 0°; rain

5 December, fri

	748 mmHg		83%
	8.5 m/s		+4

5 December, Friday. day, 3°; night, 2°; overcast

6 December, sat

	754 mmHg		83%
	8.1 m/s		+3

6 December, Saturday. day, 2°; night, 1°; rain

7 December, sun

	757 mmHg		83%
	6.8 m/s		+3

7 December, Sunday. day, 1°; night, 0°; overcast

8 December, mon

	755 mmHg		87%
	7.5 m/s		+4

8 December, Monday. day, 2°; night, 1°; rain

9 December, tue

	755 mmHg		86%
	7.4 m/s		+4

9 December, Tuesday. day, 3°; night, 1°; overcast

10 December, wed

	756 mmHg		85%
	6.9 m/s		+3

10 December, Wednesday. day, 2°; night, 1°; clear

11 December, thu

	756 mmHg		83%
	7.9 m/s		+3

11 December, Thursday. day, 1°; night, 1°; clear

12 December, fri

	757 mmHg		83%
	8.8 m/s		+3

12 December, Friday. day, 1°; night, 1°; rain

13 December, sat

	759 mmHg		82%
	7.3 m/s		+3

13 December, Saturday. day, 1°; night, -1°; rain

14 December, sun

	759 mmHg		86%
	7.5 m/s		+3

14 December, Sunday. day, 1°; night, 1°; overcast

15 December, mon

	757 mmHg		83%
	8.8 m/s		+3

15 December, Monday. day, 2°; night, 0°; overcast

16 December, tue

	758 mmHg		87%
	7.1 m/s		+2

16 December, Tuesday. day, 1°; night, 1°; rain

17 December, wed

	757 mmHg		89%
	6.9 m/s		+3

17 December, Wednesday. day, 1°; night, 0°; rain

18 December, thu

	756 mmHg		87%
	7.6 m/s		+3

18 December, Thursday. day, 1°; night, 1°; rain

19 December, fri

	756 mmHg		87%
	7.9 m/s		+3

19 December, Friday. day, 2°; night, 1°; overcast

20 December, sat

	756 mmHg		85%
	7.1 m/s		+3

20 December, Saturday. day, 1°; night, 1°; clear

21 December, sun

	755 mmHg		85%
	7.9 m/s		+2

21 December, Sunday. day, 0°; night, -1°; clear

22 December, mon

	753 mmHg		86%
	8.1 m/s		+3

22 December, Monday. day, 2°; night, 1°; rain

23 December, tue

	756 mmHg		83%
	9.3 m/s		+3

23 December, Tuesday. day, 1°; night, 0°; rain

24 December, wed

	753 mmHg		81%
	10.1 m/s		+3

24 December, Wednesday. day, 2°; night, 0°; rain

25 December, thu

	753 mmHg		82%
	9.3 m/s		+3

25 December, Thursday. day, 1°; night, 1°; rain

26 December, fri

	755 mmHg		81%
	7.3 m/s		+2

26 December, Friday. day, 1°; night, 0°; overcast

27 December, sat

	758 mmHg		83%
	7.6 m/s		+2

27 December, Saturday. day, 1°; night, 0°; rain

28 December, sun

	761 mmHg		85%
	7 m/s		+2

28 December, Sunday. day, 0°; night, 0°; overcast

29 December, mon

	761 mmHg		85%
	7.8 m/s		+2

29 December, Monday. day, 0°; night, -1°; partly cloudy

30 December, tue

	758 mmHg		86%
	8.3 m/s		+2

30 December, Tuesday. day, 1°; night, 0°; overcast

31 December, wed

	758 mmHg		86%
	8.3 m/s		+2

31 December, Wednesday. day, 1°; night, 0°; overcast

1 January, thu

	756 mmHg		86%
	8.5 m/s		+3

1 January, Thursday. day, 3°; night, 1°; rain

2 January, fri

	759 mmHg		86%
	7.5 m/s		+2

2 January, Friday. day, 0°; night, 0°; snow

3 January, sat

	757 mmHg		82%
	7.9 m/s		+1

3 January, Saturday. day, -1°; night, -1°; snow

Average data for 10 years

Norrtalje December

4

sunny days

14

days with precipitation

13

cloudy days

4 sunny days; 14 days with precipitation; 13 cloudy days;

85

%

air humidity

6

m/s

WindSW

51

mm of precipitation

(10% of annual average)

+3

°C

Water temperature

air humidity 85%; 51 millimeters of precipitation (10% of annual average); Wind south-westerly 6 Meters per second; Water temperature +3°

Weather graphs for December

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

W

W

W

SW

NW

SW

SW

SW

SW

SW

NW

NW

SW

S

SW

S

SW

SW

SW

W

SW

W

W

SW

W

W

SW

W

W

SW

SW

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

31

Daytime temperature

Night-time temperature

Cities near you

Stockholm
Pori
Ventspils
Uppsala
Sundsvall
Liepaya
Visby
Avesta
Turku

Cities with similar weather in December

Helsinki
Riga
Tallinn
Oslo
Yurmala
Toronto
Palanga
Chicago
Gdansk

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

December in Norrtalje is the windiest month of the year. In December, the weather in Norrtalje is typically cold. Average daily high temperature in December is about 1 degree above zero. On average, Norrtalje has 14 rainy, 11 cloudy, 4 sunny, and 2 partly cloudy days in December. The rains are usually light. December as well as March, October, and November is considered the most uncomfortable time to visit Norrtalje.

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