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December weather forecast in Half Moon Bay

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

1 December, sun

	759 mmHg		70%
	5.9 m/s		+13

1 December, Sunday. day, 13°; night, 13°; partly cloudy

2 December, mon

	758 mmHg		69%
	9.1 m/s		+13

2 December, Monday. day, 14°; night, 13°; clear

3 December, tue

	761 mmHg		62%
	4.6 m/s		+13

3 December, Tuesday. day, 13°; night, 12°; clear

4 December, wed

	760 mmHg		63%
	6.3 m/s		+13

4 December, Wednesday. day, 13°; night, 13°; clear

5 December, thu

	762 mmHg		70%
	5.8 m/s		+13

5 December, Thursday. day, 14°; night, 13°; rain

6 December, fri

	761 mmHg		68%
	5.4 m/s		+13

6 December, Friday. day, 13°; night, 12°; clear

7 December, sat

	762 mmHg		67%
	4.5 m/s		+13

7 December, Saturday. day, 12°; night, 12°; partly cloudy

8 December, sun

	762 mmHg		69%
	4.4 m/s		+13

8 December, Sunday. day, 14°; night, 13°; clear

9 December, mon

	761 mmHg		67%
	5.6 m/s		+13

9 December, Monday. day, 14°; night, 13°; partly cloudy

10 December, tue

	759 mmHg		70%
	6.5 m/s		+13

10 December, Tuesday. day, 14°; night, 13°; partly cloudy

11 December, wed

	759 mmHg		68%
	4.9 m/s		+13

11 December, Wednesday. day, 13°; night, 12°; clear

12 December, thu

	759 mmHg		73%
	5.5 m/s		+13

12 December, Thursday. day, 12°; night, 12°; partly cloudy

13 December, fri

	760 mmHg		73%
	5.4 m/s		+13

13 December, Friday. day, 13°; night, 12°; partly cloudy

14 December, sat

	759 mmHg		70%
	6.1 m/s		+13

14 December, Saturday. day, 12°; night, 12°; clear

15 December, sun

	758 mmHg		69%
	7.5 m/s		+12

15 December, Sunday. day, 13°; night, 12°; rain

16 December, mon

	759 mmHg		68%
	6.9 m/s		+13

16 December, Monday. day, 13°; night, 12°; partly cloudy

17 December, tue

	759 mmHg		70%
	6 m/s		+13

17 December, Tuesday. day, 13°; night, 12°; rain

18 December, wed

	758 mmHg		69%
	7.1 m/s		+13

18 December, Wednesday. day, 12°; night, 11°; clear

19 December, thu

	761 mmHg		64%
	5.9 m/s		+12

19 December, Thursday. day, 12°; night, 12°; clear

20 December, fri

	761 mmHg		72%
	7.3 m/s		+12

20 December, Friday. day, 13°; night, 12°; partly cloudy

21 December, sat

	760 mmHg		68%
	7.3 m/s		+12

21 December, Saturday. day, 13°; night, 12°; partly cloudy

22 December, sun

	761 mmHg		62%
	5.5 m/s		+12

22 December, Sunday. day, 13°; night, 12°; clear

23 December, mon

	760 mmHg		63%
	7.4 m/s		+12

23 December, Monday. day, 13°; night, 11°; clear

24 December, tue

	760 mmHg		61%
	7 m/s		+12

24 December, Tuesday. day, 13°; night, 12°; partly cloudy

25 December, wed

	761 mmHg		64%
	6.6 m/s		+12

25 December, Wednesday. day, 12°; night, 11°; clear

26 December, thu

	763 mmHg		66%
	4.8 m/s		+12

26 December, Thursday. day, 12°; night, 11°; rain

27 December, fri

	763 mmHg		67%
	4.6 m/s		+12

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

28 December, sat

	761 mmHg		68%
	5.8 m/s		+12

28 December, Saturday. day, 13°; night, 11°; clear

29 December, sun

	761 mmHg		68%
	5.8 m/s		+12

29 December, Sunday. day, 12°; night, 11°; rain

30 December, mon

	761 mmHg		68%
	5.3 m/s		+12

30 December, Monday. day, 12°; night, 11°; partly cloudy

31 December, tue

	761 mmHg		68%
	5.3 m/s		+12

31 December, Tuesday. day, 12°; night, 11°; partly cloudy

1 January, wed

	761 mmHg		64%
	5.6 m/s		+12

1 January, Wednesday. day, 12°; night, 11°; clear

2 January, thu

	760 mmHg		68%
	4.8 m/s		+12

2 January, Thursday. day, 12°; night, 11°; partly cloudy

3 January, fri

	760 mmHg		68%
	5.8 m/s		+12

3 January, Friday. day, 12°; night, 11°; partly cloudy

4 January, sat

	759 mmHg		70%
	6.3 m/s		+12

4 January, Saturday. day, 13°; night, 11°; clear

Average data for 10 years

Half Moon Bay December

13

sunny days

6

days with precipitation

12

cloudy days

13 sunny days; 6 days with precipitation; 12 cloudy days;

68

%

air humidity

4

m/s

WindNW

80

mm of precipitation

(18% of annual average)

+13

°C

Water temperature

air humidity 68%; 80 millimeters of precipitation (18% of annual average); Wind north-westerly 4 Meters per second; Water temperature +13°

Weather graphs for December

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

W

NW

N

SE

S

NW

E

E

SE

E

W

NW

NW

SE

SE

E

SW

NW

SW

SW

NW

W

W

N

N

N

NW

NW

N

NE

NE

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

San Francisco
Sacramento
San Jose
Oakland
Cupertino
Palo Alto
South San Francisco
Santa Cruz
Burlingame

Cities with similar weather in December

Antalya
Barcelona
Rome
Marmaris
Athens
Lisbon
Heraklion
Hammamet
Nice

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

December in Half Moon Bay is the coldest month of the year. In December, the weather in Half Moon Bay is typically warm. Average daily high temperature in December is about 13 degrees above zero. On average, Half Moon Bay has 13 sunny, 12 partly cloudy, and 6 rainy days in December. The rains are usually moderate. December as well as January, February, and March is considered the most uncomfortable time to visit Half Moon Bay.

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