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Monthly 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

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

	762 mmHg		77%
	2.6 m/s		+12

Climate normal

20 December, Friday. day, 13°; night, 11°; overcast

21 December, sat

	763 mmHg		89%
	4.5 m/s		+12

Climate normal

21 December, Saturday. day, 15°; night, 13°; thunderstorm with rain

22 December, sun

	763 mmHg		89%
	2.8 m/s		+12

Climate normal

22 December, Sunday. day, 16°; night, 14°; light rain

23 December, mon

	762 mmHg		90%
	2.3 m/s		+12

Climate normal

23 December, Monday. day, 17°; night, 14°; overcast

24 December, tue

	762 mmHg		85%
	6.2 m/s		+12

Climate normal

24 December, Tuesday. day, 14°; night, 9°; heavy rain

25 December, wed

	764 mmHg		80%
	3.4 m/s		+12

Climate normal

25 December, Wednesday. day, 13°; night, 10°; overcast

26 December, thu

	759 mmHg		84%
	6.6 m/s		+12

Climate normal

26 December, Thursday. day, 14°; night, 12°; light rain

27 December, fri

	760 mmHg		85%
	6.2 m/s		+12

Climate normal

27 December, Friday. day, 14°; night, 13°; rain

28 December, sat

	762 mmHg		82%
	5 m/s		+13

Climate normal

28 December, Saturday. day, 16°; night, 13°; light rain

29 December, sun

	762 mmHg		81%
	5.3 m/s		+13

Climate normal

29 December, Sunday. day, 15°; night, 11°; rain

30 December, mon

	761 mmHg		77%
	5.8 m/s		+11

Climate normal

30 December, Monday. day, 12°; night, 9°; partly cloudy

31 December, tue

	761 mmHg		74%
	7.3 m/s		+12

Climate normal

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

1 January, wed

	761 mmHg		68%
	6.7 m/s		+12

Climate normal

1 January, Wednesday. day, 13°; night, 9°; partly cloudy

2 January, thu

	764 mmHg		86%
	4.9 m/s		+11

Climate normal

2 January, Thursday. day, 12°; night, 12°; light rain

3 January, fri

	769 mmHg		92%
	5.9 m/s		+12

Climate normal

3 January, Friday. day, 13°; night, 12°; light rain

4 January, sat

	768 mmHg		88%
	2.6 m/s		+13

Climate normal

4 January, Saturday. day, 14°; night, 12°; mostly clear

5 January, sun

	767 mmHg		88%
	2 m/s		+14

Climate normal

5 January, Sunday. day, 15°; night, 14°; partly cloudy

6 January, mon

	767 mmHg		90%
	3 m/s		+14

Climate normal

6 January, Monday. day, 15°; night, 13°; partly cloudy

7 January, tue

	768 mmHg		88%
	3.1 m/s		+14

Climate normal

7 January, Tuesday. day, 15°; night, 13°; mostly clear

8 January, wed

	768 mmHg		85%
	7.1 m/s		+14

Climate normal

8 January, Wednesday. day, 15°; night, 11°; partly cloudy

9 January, thu

	766 mmHg		77%
	7 m/s		+12

Climate normal

9 January, Thursday. day, 13°; night, 11°; mostly clear

10 January, fri

	765 mmHg		74%
	3 m/s		+13

Climate normal

10 January, Friday. day, 14°; night, 13°; partly cloudy

11 January, sat

	762 mmHg		90%
	9.2 m/s		+13

Climate normal

11 January, Saturday. day, 14°; night, 12°; rain

12 January, sun

	767 mmHg		88%
	1.8 m/s		+13

Climate normal

12 January, Sunday. day, 14°; night, 12°; mostly clear

13 January, mon

	768 mmHg		80%
	7.1 m/s		+13

Climate normal

13 January, Monday. day, 14°; night, 13°; partly cloudy

14 January, tue

	769 mmHg		87%
	6.7 m/s		+13

Climate normal

14 January, Tuesday. day, 14°; night, 11°; mostly clear

15 January, wed

	768 mmHg		79%
	5.1 m/s		+13

Climate normal

15 January, Wednesday. day, 14°; night, 10°; clear

16 January, thu

	768 mmHg		73%
	4.9 m/s		+13

Climate normal

16 January, Thursday. day, 14°; night, 12°; clear

17 January, fri

	768 mmHg		69%
	2.3 m/s		+13

Climate normal

17 January, Friday. day, 14°; night, 12°; clear

18 January, sat

	767 mmHg		69%
	3.7 m/s		+13

Climate normal

18 January, Saturday. day, 15°; night, 12°; clear

Average for 30 days

9

sunny days

10

days with precipitation

11

cloudy days

9 sunny days; 10 days with precipitation; 11 cloudy days;

82

%

air humidity

4.8

m/s

WindNW

26

mm of precipitation

(6% of annual average)

+13

°C

Water temperature

air humidity 82%; 26 millimeters of precipitation (6% of annual average); Wind north-westerly 4.8 Meters per second; Water temperature +13°

Forecast in graphs

TemperatureWater temperatureHumidity, %Wind, m/sPressure, mmHg

NE

SE

E

E

W

W

SW

S

SW

S

NW

W

NW

SE

SE

SW

SW

W

W

NW

NW

SW

SW

NW

S

NW

N

E

E

NW

20

Average data for 10 years

21

22

23

24

25

26

27

28

29

30

31

1

January

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Daytime temperature

Night-time temperature

Weather forecast for the month based on historical data from the last 10 years.

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