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December weather forecast in Borgarnes

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

	742 mmHg		84%
	5.6 m/s		+6

30 November, Sunday. day, 0°; night, -3°; rain

1 December, mon

	741 mmHg		86%
	5.5 m/s		+6

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

2 December, tue

	739 mmHg		85%
	5.4 m/s		+6

2 December, Tuesday. day, 0°; night, -2°; rain

3 December, wed

	740 mmHg		86%
	5.5 m/s		+6

3 December, Wednesday. day, 0°; night, -4°; overcast

4 December, thu

	741 mmHg		86%
	4.4 m/s		+6

4 December, Thursday. day, 0°; night, -5°; overcast

5 December, fri

	742 mmHg		84%
	4.9 m/s		+5

5 December, Friday. day, 0°; night, -4°; overcast

6 December, sat

	740 mmHg		83%
	4.69 m/s		+5

6 December, Saturday. day, 0°; night, -4°; partly cloudy

7 December, sun

	740 mmHg		84%
	5.1 m/s		+6

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

8 December, mon

	740 mmHg		84%
	5.1 m/s		+6

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

9 December, tue

	740 mmHg		84%
	5.4 m/s		+6

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

10 December, wed

	739 mmHg		85%
	5.8 m/s		+6

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

11 December, thu

	741 mmHg		84%
	6 m/s		+6

11 December, Thursday. day, 2°; night, -2°; overcast

12 December, fri

	741 mmHg		85%
	5 m/s		+6

12 December, Friday. day, 0°; night, -3°; rain

13 December, sat

	741 mmHg		84%
	5.4 m/s		+6

13 December, Saturday. day, 0°; night, -2°; rain

14 December, sun

	741 mmHg		84%
	5.7 m/s		+5

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

15 December, mon

	742 mmHg		84%
	5.7 m/s		+5

15 December, Monday. day, 1°; night, -3°; overcast

16 December, tue

	743 mmHg		83%
	5 m/s		+5

16 December, Tuesday. day, 0°; night, -3°; rain

17 December, wed

	742 mmHg		86%
	5.4 m/s		+5

17 December, Wednesday. day, 0°; night, -3°; rain

18 December, thu

	743 mmHg		85%
	5.3 m/s		+5

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

19 December, fri

	743 mmHg		82%
	5.5 m/s		+5

19 December, Friday. day, 0°; night, -4°; overcast

20 December, sat

	741 mmHg		85%
	5.5 m/s		+5

20 December, Saturday. day, 1°; night, -3°; rain

21 December, sun

	740 mmHg		83%
	5.5 m/s		+5

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

22 December, mon

	740 mmHg		85%
	5.1 m/s		+5

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

23 December, tue

	739 mmHg		83%
	5.2 m/s		+5

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

24 December, wed

	738 mmHg		84%
	5.8 m/s		+5

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

25 December, thu

	738 mmHg		84%
	5.6 m/s		+5

25 December, Thursday. day, 0°; night, -4°; partly cloudy

26 December, fri

	739 mmHg		84%
	4.9 m/s		+5

26 December, Friday. day, 0°; night, -5°; snow

27 December, sat

	740 mmHg		84%
	5.6 m/s		+5

27 December, Saturday. day, 0°; night, -5°; partly cloudy

28 December, sun

	742 mmHg		83%
	5.1 m/s		+5

28 December, Sunday. day, -2°; night, -5°; clear

29 December, mon

	739 mmHg		83%
	5.8 m/s		+5

29 December, Monday. day, -1°; night, -5°; snow

30 December, tue

	738 mmHg		84%
	5.6 m/s		+6

30 December, Tuesday. day, -1°; night, -5°; snow

31 December, wed

	739 mmHg		85%
	5.2 m/s		+6

31 December, Wednesday. day, 0°; night, -5°; snow

1 January, thu

	741 mmHg		86%
	4.8 m/s		+5

1 January, Thursday. day, 0°; night, -5°; partly cloudy

2 January, fri

	740 mmHg		87%
	5 m/s		+5

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

3 January, sat

	740 mmHg		87%
	5.1 m/s		+5

3 January, Saturday. day, 0°; night, -3°; overcast

Average data for 10 years

Borgarnes December

4

sunny days

17

days with precipitation

17

cloudy days

4 sunny days; 17 days with precipitation; 17 cloudy days;

84

%

air humidity

3.7

m/s

WindE

121

mm of precipitation

(10% of annual average)

+5

°C

Water temperature

air humidity 84%; 121 millimeters of precipitation (10% of annual average); Wind easterly 3.7 Meters per second; Water temperature +5°

Weather graphs for December

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

SE

SE

SE

SE

E

E

E

E

E

SE

SE

E

E

SE

SE

SE

E

E

E

E

E

E

SE

SE

E

E

SE

SE

SE

E

E

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

Reykyavik
Torshavn
Akureyri
Isafjordur
Jan Mayen
Selfoss
Vestmannaeyjar
Akranes
Sejdisfjordur

Cities with similar weather in December

Helsinki
Riga
Tallinn
Stockholm
Bellingshausen Station
Oslo
Yurmala
Toronto
Palanga

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

In December, the weather in Borgarnes is typically freezing. Average daily high temperature in December is about zero. On average, Borgarnes has 10 cloudy, 7 rainy, 6 partly cloudy, 4 snowy, and 4 sunny days in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit Borgarnes.

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