San Francisco Weather Averages

Climate averages for San Francisco based on 10 years of historical data.

Average San Francisco temperatures by month

Avg high

14°

J

15°

F

15°

M

16°

A

18°

M

20°

J

20°

J

21°

A

22°

S

21°

O

17°

N

14°

D

Avg low

8°

J

8°

F

9°

M

10°

A

11°

M

13°

J

13°

J

14°

A

14°

S

13°

O

10°

N

8°

D

Average rainfall in San Francisco by month

Rainfall (mm)

128

J

95

F

101

M

34

A

18

M

1

J

1

J

1

A

3

S

29

O

66

N

141

D

Sunshine hours in San Francisco by month

Sunshine (h/day)

4

J

5

F

4

M

6

A

7

M

9

J

8

J

8

A

7

S

6

O

5

N

3

D

Humidity in San Francisco by month

Average humidity

73%

J

69%

F

73%

M

73%

A

75%

M

72%

J

75%

J

75%

A

72%

S

68%

O

66%

N

72%

D

Sea temperature in San Francisco by month

Sea temp

12°

J

12°

F

12°

M

13°

A

13°

M

14°

J

15°

J

16°

A

16°

S

16°

O

13°

N

12°

D

Month-by-month averages

Month	Avg High	Avg Low	Rainfall	Sunshine	Sea Temp
Cuaca di Bulan Januari	14°C	8°C	128 mm	3.8h	12.4°C
Cuaca di Bulan Februari	15°C	8°C	95 mm	4.9h	12.3°C
Cuaca di Bulan Maret	15°C	9°C	101 mm	4.5h	12.2°C
Cuaca di Bulan April	16°C	10°C	34 mm	6.3h	12.7°C
Cuaca di Bulan Mei	18°C	11°C	18 mm	7.4h	13.3°C
Cuaca di Bulan Juni	20°C	13°C	1 mm	9.4h	14.3°C
Cuaca di Bulan Juli	20°C	13°C	1 mm	8.3h	15.0°C
Cuaca di Bulan Agustus	21°C	14°C	1 mm	8.0h	15.5°C
Cuaca di Bulan September	22°C	14°C	3 mm	7.4h	16.3°C
Cuaca di Bulan Oktober	21°C	13°C	29 mm	6.3h	15.9°C
Cuaca di Bulan November	17°C	10°C	66 mm	5.0h	13.3°C
Cuaca di Bulan Desember	14°C	8°C	141 mm	3.4h	12.2°C