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December weather forecast in Nyköping

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		91%
	4.69 m/s		+6

30 November, Sunday. day, 2°; night, -1°; rain

1 December, mon

	756 mmHg		89%
	4.8 m/s		+6

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

2 December, tue

	756 mmHg		91%
	4.3 m/s		+6

2 December, Tuesday. day, 1°; night, -1°; overcast

3 December, wed

	755 mmHg		92%
	4.4 m/s		+6

3 December, Wednesday. day, 1°; night, -1°; rain

4 December, thu

	754 mmHg		92%
	5 m/s		+6

4 December, Thursday. day, 1°; night, -2°; rain

5 December, fri

	753 mmHg		89%
	5.1 m/s		+5

5 December, Friday. day, 2°; night, -1°; rain

6 December, sat

	753 mmHg		91%
	4.69 m/s		+5

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

7 December, sun

	754 mmHg		90%
	4.6 m/s		+5

7 December, Sunday. day, 1°; night, -2°; rain

8 December, mon

	755 mmHg		90%
	4.6 m/s		+5

8 December, Monday. day, 2°; night, -1°; overcast

9 December, tue

	756 mmHg		92%
	4.19 m/s		+5

9 December, Tuesday. day, 2°; night, -1°; overcast

10 December, wed

	756 mmHg		92%
	4.5 m/s		+5

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

11 December, thu

	756 mmHg		93%
	4.5 m/s		+5

11 December, Thursday. day, 1°; night, 0°; rain

12 December, fri

	757 mmHg		92%
	4.6 m/s		+5

12 December, Friday. day, 0°; night, -1°; partly cloudy

13 December, sat

	757 mmHg		91%
	4.6 m/s		+5

13 December, Saturday. day, 0°; night, -3°; overcast

14 December, sun

	756 mmHg		91%
	4.5 m/s		+4

14 December, Sunday. day, 0°; night, -2°; partly cloudy

15 December, mon

	755 mmHg		91%
	4.8 m/s		+4

15 December, Monday. day, 0°; night, -2°; rain

16 December, tue

	756 mmHg		89%
	5 m/s		+4

16 December, Tuesday. day, 1°; night, -2°; partly cloudy

17 December, wed

	755 mmHg		90%
	4.6 m/s		+4

17 December, Wednesday. day, 1°; night, -1°; partly cloudy

18 December, thu

	755 mmHg		91%
	5 m/s		+4

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

19 December, fri

	754 mmHg		89%
	4.9 m/s		+4

19 December, Friday. day, 1°; night, -2°; partly cloudy

20 December, sat

	754 mmHg		89%
	4.4 m/s		+4

20 December, Saturday. day, 0°; night, -2°; clear

21 December, sun

	754 mmHg		91%
	4.5 m/s		+4

21 December, Sunday. day, 0°; night, -4°; clear

22 December, mon

	753 mmHg		90%
	4.8 m/s		+4

22 December, Monday. day, 0°; night, -4°; partly cloudy

23 December, tue

	753 mmHg		90%
	4.5 m/s		+4

23 December, Tuesday. day, 0°; night, -4°; clear

24 December, wed

	752 mmHg		89%
	4.69 m/s		+4

24 December, Wednesday. day, 0°; night, -4°; clear

25 December, thu

	751 mmHg		90%
	5.3 m/s		+4

25 December, Thursday. day, 0°; night, -3°; rain

26 December, fri

	751 mmHg		90%
	5 m/s		+4

26 December, Friday. day, 0°; night, -3°; snow

27 December, sat

	753 mmHg		89%
	4.9 m/s		+4

27 December, Saturday. day, 0°; night, -3°; partly cloudy

28 December, sun

	754 mmHg		91%
	4.8 m/s		+4

28 December, Sunday. day, 0°; night, -3°; snow

29 December, mon

	753 mmHg		91%
	5 m/s		+4

29 December, Monday. day, 0°; night, -3°; rain

30 December, tue

	754 mmHg		91%
	5 m/s		+4

30 December, Tuesday. day, 0°; night, -3°; overcast

31 December, wed

	755 mmHg		90%
	4.69 m/s		+4

31 December, Wednesday. day, 0°; night, -4°; clear

1 January, thu

	753 mmHg		91%
	4.69 m/s		+4

1 January, Thursday. day, 0°; night, -3°; overcast

2 January, fri

	755 mmHg		88%
	5.2 m/s		+3

2 January, Friday. day, 0°; night, -3°; rain

3 January, sat

	755 mmHg		87%
	4.8 m/s		+3

3 January, Saturday. day, -1°; night, -5°; partly cloudy

Average data for 10 years

Nyköping December

5

sunny days

12

days with precipitation

17

cloudy days

5 sunny days; 12 days with precipitation; 17 cloudy days;

90

%

air humidity

3.6

m/s

WindSW

51

mm of precipitation

(8% of annual average)

+5

°C

Water temperature

air humidity 90%; 51 millimeters of precipitation (8% of annual average); Wind south-westerly 3.6 Meters per second; Water temperature +5°

Weather graphs for December

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

SW

S

S

S

S

S

S

S

SW

SW

S

SW

SW

S

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

S

S

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
Uppsala
Sundsvall
Visby
Avesta
Sandviken
Osteraker
Kalmar
Linkoping

Cities with similar weather in December

Helsinki
Riga
Tallinn
Oslo
Yurmala
Toronto
Aktau
Palanga
Chicago

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

In December, the weather in Nyköping is typically freezing. Average daily high temperature in December is about 1 degree above zero. On average, Nyköping has 10 cloudy, 8 partly cloudy, 6 rainy, 5 sunny, and 2 snowy days in December. The rains are usually light. December as well as January, February, March, and April is considered the most uncomfortable time to visit Nyköping.

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