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December weather forecast in South San Francisco

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

	746 mmHg		66%
	4.4 m/s		+13

1 December, Sunday. day, 14°; night, 13°; partly cloudy

2 December, mon

	746 mmHg		68%
	6.6 m/s		+13

2 December, Monday. day, 14°; night, 12°; partly cloudy

3 December, tue

	748 mmHg		58%
	3.2 m/s		+13

3 December, Tuesday. day, 14°; night, 12°; clear

4 December, wed

	748 mmHg		61%
	4.5 m/s		+13

4 December, Wednesday. day, 13°; night, 12°; partly cloudy

5 December, thu

	749 mmHg		68%
	4.4 m/s		+13

5 December, Thursday. day, 14°; night, 12°; rain

6 December, fri

	749 mmHg		67%
	4 m/s		+13

6 December, Friday. day, 13°; night, 11°; clear

7 December, sat

	750 mmHg		64%
	3 m/s		+13

7 December, Saturday. day, 12°; night, 11°; partly cloudy

8 December, sun

	749 mmHg		68%
	3.2 m/s		+13

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

9 December, mon

	749 mmHg		63%
	4.5 m/s		+13

9 December, Monday. day, 14°; night, 12°; clear

10 December, tue

	747 mmHg		68%
	5 m/s		+13

10 December, Tuesday. day, 14°; night, 12°; partly cloudy

11 December, wed

	747 mmHg		68%
	3.7 m/s		+13

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

12 December, thu

	747 mmHg		70%
	4 m/s		+13

12 December, Thursday. day, 12°; night, 11°; partly cloudy

13 December, fri

	747 mmHg		72%
	3.7 m/s		+13

13 December, Friday. day, 13°; night, 11°; partly cloudy

14 December, sat

	747 mmHg		70%
	5 m/s		+12

14 December, Saturday. day, 12°; night, 11°; clear

15 December, sun

	746 mmHg		69%
	5.5 m/s		+12

15 December, Sunday. day, 13°; night, 11°; clear

16 December, mon

	746 mmHg		68%
	5.4 m/s		+13

16 December, Monday. day, 12°; night, 11°; rain

17 December, tue

	747 mmHg		68%
	4 m/s		+13

17 December, Tuesday. day, 12°; night, 11°; clear

18 December, wed

	746 mmHg		68%
	5.3 m/s		+12

18 December, Wednesday. day, 12°; night, 10°; clear

19 December, thu

	748 mmHg		62%
	4.4 m/s		+12

19 December, Thursday. day, 12°; night, 11°; clear

20 December, fri

	748 mmHg		69%
	5.1 m/s		+12

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

21 December, sat

	747 mmHg		67%
	5.6 m/s		+12

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

22 December, sun

	749 mmHg		61%
	4.3 m/s		+12

22 December, Sunday. day, 13°; night, 11°; clear

23 December, mon

	747 mmHg		62%
	5.6 m/s		+12

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

24 December, tue

	747 mmHg		60%
	4.5 m/s		+12

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

25 December, wed

	748 mmHg		63%
	4.9 m/s		+12

25 December, Wednesday. day, 12°; night, 10°; clear

26 December, thu

	751 mmHg		64%
	3.2 m/s		+12

26 December, Thursday. day, 11°; night, 10°; rain

27 December, fri

	750 mmHg		63%
	3 m/s		+12

27 December, Friday. day, 12°; night, 11°; rain

28 December, sat

	749 mmHg		67%
	4.3 m/s		+12

28 December, Saturday. day, 12°; night, 10°; clear

29 December, sun

	749 mmHg		67%
	4.6 m/s		+12

29 December, Sunday. day, 12°; night, 10°; rain

30 December, mon

	749 mmHg		67%
	3.7 m/s		+12

30 December, Monday. day, 12°; night, 10°; partly cloudy

31 December, tue

	749 mmHg		67%
	3.7 m/s		+12

31 December, Tuesday. day, 12°; night, 10°; partly cloudy

1 January, wed

	749 mmHg		63%
	4.1 m/s		+12

1 January, Wednesday. day, 11°; night, 10°; clear

2 January, thu

	748 mmHg		67%
	3.7 m/s		+12

2 January, Thursday. day, 11°; night, 10°; partly cloudy

3 January, fri

	747 mmHg		68%
	4.5 m/s		+12

3 January, Friday. day, 12°; night, 10°; partly cloudy

4 January, sat

	747 mmHg		68%
	5 m/s		+12

4 January, Saturday. day, 13°; night, 11°; partly cloudy

Average data for 10 years

South San Francisco December

14

sunny days

5

days with precipitation

12

cloudy days

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

68

%

air humidity

3.5

m/s

WindN

82

mm of precipitation

(18% of annual average)

+12

°C

Water temperature

air humidity 68%; 82 millimeters of precipitation (18% of annual average); Wind northerly 3.5 Meters per second; Water temperature +12°

Weather graphs for December

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

SE

NW

E

SE

SE

N

E

E

SE

SE

SE

W

N

SE

SE

E

SW

W

S

S

W

SW

SW

NE

E

N

E

N

NE

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

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

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 South San Francisco is the coldest month of the year. In December, the weather in South San Francisco is typically warm. Average daily high temperature in December is about 13 degrees above zero. On average, South San Francisco has 14 sunny, 12 partly cloudy, and 5 rainy days in December. The rains are usually light. December as well as January, February, and March is considered the most uncomfortable time to visit South San Francisco.

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