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December weather forecast in Coleraine

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		79%
	11.5 m/s		+10

30 November, Sunday. day, 9°; night, 7°; overcast

1 December, mon

	755 mmHg		80%
	11.1 m/s		+10

1 December, Monday. day, 9°; night, 7°; rain

2 December, tue

	755 mmHg		79%
	11.3 m/s		+10

2 December, Tuesday. day, 8°; night, 7°; rain

3 December, wed

	753 mmHg		80%
	11 m/s		+10

3 December, Wednesday. day, 8°; night, 7°; rain

4 December, thu

	753 mmHg		80%
	11.8 m/s		+10

4 December, Thursday. day, 8°; night, 6°; rain

5 December, fri

	754 mmHg		79%
	12.2 m/s		+10

5 December, Friday. day, 8°; night, 7°; rain

6 December, sat

	754 mmHg		81%
	11.2 m/s		+10

6 December, Saturday. day, 9°; night, 6°; rain

7 December, sun

	752 mmHg		81%
	13 m/s		+10

7 December, Sunday. day, 8°; night, 6°; rain

8 December, mon

	752 mmHg		80%
	12.4 m/s		+10

8 December, Monday. day, 9°; night, 7°; rain

9 December, tue

	755 mmHg		80%
	11.6 m/s		+10

9 December, Tuesday. day, 9°; night, 7°; rain

10 December, wed

	756 mmHg		80%
	10.6 m/s		+10

10 December, Wednesday. day, 8°; night, 7°; partly cloudy

11 December, thu

	756 mmHg		81%
	10.2 m/s		+10

11 December, Thursday. day, 8°; night, 6°; partly cloudy

12 December, fri

	756 mmHg		82%
	10.7 m/s		+10

12 December, Friday. day, 8°; night, 6°; overcast

13 December, sat

	755 mmHg		79%
	11.6 m/s		+10

13 December, Saturday. day, 8°; night, 6°; partly cloudy

14 December, sun

	755 mmHg		79%
	12 m/s		+10

14 December, Sunday. day, 9°; night, 6°; rain

15 December, mon

	758 mmHg		79%
	11.2 m/s		+10

15 December, Monday. day, 8°; night, 7°; partly cloudy

16 December, tue

	757 mmHg		80%
	11.5 m/s		+9

16 December, Tuesday. day, 8°; night, 6°; overcast

17 December, wed

	757 mmHg		80%
	11.4 m/s		+9

17 December, Wednesday. day, 8°; night, 6°; partly cloudy

18 December, thu

	755 mmHg		82%
	11.1 m/s		+9

18 December, Thursday. day, 8°; night, 6°; rain

19 December, fri

	755 mmHg		79%
	11.7 m/s		+9

19 December, Friday. day, 8°; night, 6°; overcast

20 December, sat

	755 mmHg		80%
	11.1 m/s		+9

20 December, Saturday. day, 7°; night, 6°; overcast

21 December, sun

	754 mmHg		83%
	11.6 m/s		+9

21 December, Sunday. day, 8°; night, 6°; rain

22 December, mon

	754 mmHg		83%
	11.3 m/s		+9

22 December, Monday. day, 8°; night, 6°; rain

23 December, tue

	753 mmHg		82%
	11.8 m/s		+9

23 December, Tuesday. day, 8°; night, 6°; rain

24 December, wed

	752 mmHg		82%
	11.8 m/s		+9

24 December, Wednesday. day, 8°; night, 6°; rain

25 December, thu

	753 mmHg		81%
	11.3 m/s		+9

25 December, Thursday. day, 7°; night, 5°; rain

26 December, fri

	753 mmHg		80%
	11.8 m/s		+9

26 December, Friday. day, 7°; night, 5°; rain

27 December, sat

	751 mmHg		82%
	11.2 m/s		+9

27 December, Saturday. day, 7°; night, 5°; rain

28 December, sun

	752 mmHg		79%
	11.6 m/s		+9

28 December, Sunday. day, 7°; night, 5°; rain

29 December, mon

	752 mmHg		80%
	12.9 m/s		+9

29 December, Monday. day, 8°; night, 6°; rain

30 December, tue

	752 mmHg		81%
	11.8 m/s		+9

30 December, Tuesday. day, 8°; night, 6°; rain

31 December, wed

	751 mmHg		81%
	12.4 m/s		+9

31 December, Wednesday. day, 8°; night, 6°; rain

1 January, thu

	752 mmHg		80%
	12.5 m/s		+9

1 January, Thursday. day, 7°; night, 5°; rain

2 January, fri

	753 mmHg		79%
	12 m/s		+9

2 January, Friday. day, 7°; night, 6°; rain

3 January, sat

	753 mmHg		79%
	12.6 m/s		+8

3 January, Saturday. day, 7°; night, 6°; rain

Average data for 10 years

Coleraine December

0

sunny days

22

days with precipitation

15

cloudy days

0 sunny days; 22 days with precipitation; 15 cloudy days;

81

%

air humidity

8.8

m/s

WindSW

156

mm of precipitation

(12% of annual average)

+9

°C

Water temperature

air humidity 81%; 156 millimeters of precipitation (12% of annual average); Wind south-westerly 8.8 Meters per second; Water temperature +9°

Weather graphs for December

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

SW

SW

SW

SW

SW

S

SW

SW

SW

S

S

S

S

SW

SW

SW

S

S

S

S

SW

SW

S

SW

SW

S

SW

SW

S

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

31

Daytime temperature

Night-time temperature

Cities near you

Dublin
Edinburgh
Glasgow
Galway
Cork
Fort William
Windermere
Kinsale
Ennis

Cities with similar weather in December

New York
Varna
Copenhagen
The Golden Sands
Bergen
Busan
Albena
Qingdao
Rostock

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

In December, the weather in Coleraine is typically cold. Average daily high temperature in December is about 8 degrees above zero. On average, Coleraine has 22 rainy, 5 partly cloudy, and 4 cloudy 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 Coleraine.

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