What is the Climate, Average Temperature/ Weather in San Francisco, California?
Whether you wish to travel to San Francisco, California, Usa (Latitude & Longitude: see map search field. Altitude: 2 m or 7 ft) on holiday, business or vacation, are interested in buying property there or are looking to migrate the following San Francisco, California climate, temperature and weather information should prove helpful:
The average temperature in San Francisco, California, Usa is 13.7 °C (57 °F).
The average temperature range is 8.5 °C.
The highest monthly average high temperature is 23 °C (73 °F) in September.
The lowest monthly average low temperature is 5 °C (41 °F) in January.
San Francisco, California's climate receives an average of 475.5 mm (18.7 in) of rainfall per year, or 40 mm (1.6 in) per month.
On average there are 62 days per year with more than 0.1 mm (0.004 in) of rainfall (precipitation) or 5.2 days with a quantity of rain, sleet, snow etc. per month.
The driest weather is in July when an average of 0.5 mm (0.0 in) of rainfall (precipitation) occurrs across <1 days.
The wettest weather is in December when an average of 104 mm (4.1 in) of rainfall (precipitation) occurrs across 10 days.
The average annual relative humidity is 68.3% and average monthly relative humidity ranges from 65% in June, October to 75% in January.
Average sunlight hours in San Francisco, California range between 5.0 hours per day in January and 11.4 hours per day in June.
There are an average of 3037 hours of sunlight per year with an average of 8.3 hours of sunlight per day.
There are an average of 3 days per year with frost in San Francisco, California and in January there are an average of 2 days with frost.
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San Francisco, California Weather Averages
Average Minimum Temperatures in San Francisco, California, Usa (°C)
Average Maximum Temperature in San Francisco, California, Usa (°C)
San Francisco, California Average Temperature (°C)
Average Sea Temp (°C)
Average Precipitation/ Rainfall (mm)
Wet Days (>0.1 mm)
Average Sunlight Hours/ Day
Relative Humidity (%)
Average Wind Speed in San Francisco, California (Beaufort)
Average Number of Days with Frost
Weather in San Francisco, California in January
5
13
9
10
102
11
5.0
75
2
2
Average Temperature in San Francisco, California in January
Weather in San Francisco, California in February
6
15
10.5
11
88
10
6.8
71
3
0
Average Temperature in San Francisco, California in February
Weather in San Francisco, California in March
7
16
12
12
68
9
8.5
66.0
3
0
Average Temperature in San Francisco, California in March
Weather in San Francisco, California in April
8
18
13
12
33
6
9.9
66
3
0
Average Temperature in San Francisco, California in April
Weather in San Francisco, California in May
10
19
15
13
12
3
10.6
66
4
0
Average Temperature in San Francisco, California in May
Weather in San Francisco, California in June
11
21
16
14
3
1
11.4
65
4
0
Average Temperature in San Francisco, California in June
Weather in San Francisco, California in July
12
22
17
15
0.5
<1
9.5
69
4
0
Average Temperature in San Francisco, California in July
Weather in San Francisco, California in August
12
22
17
15
1
<1
8.9
69
4
0
Average Temperature in San Francisco, California in August
Weather in San Francisco, California in September
12
23
18
16
5
1
9.2
66
3
0
Average Temperature in San Francisco, California in September
Weather in San Francisco, California in October
10
21
16
15
19
4
7.8
65
3
0
Average Temperature in San Francisco, California in October
Weather in San Francisco, California in November
8
18
13
13
40
7
6.6
68
2
0
Average Temperature in San Francisco, California in November
Weather in San Francisco, California in December
6
14
10
11
104
10
5.8
74
2
1
Average Temperature in San Francisco, California in December
San Francisco, California Climate Chart (imperial)
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San Francisco, California Temperatures in Farenheit
Average Minimum Temperatures in San Francisco, California, Usa (°F)
Average Maximum Temperature in San Francisco, California, Usa (°F)
Average Temperature (°F)
Average Sea Temp (°F)
Average Precipitation/ Rainfall (in)
Wet Days (>0.004 in)
Average Sunlight Hours/ Day
Relative Humidity (%)
Average Wind Speed (Beaufort)
Average Number of Days with Frost
Temperatures in San Francisco, California in January
41
55
48
50
4.0
11
5.0
75
2
2
Climate in San Francisco, California in January
Temperatures in San Francisco, California in February
43
59
51
52
3.5
10
6.8
71
3
0
Climate in San Francisco, California in February
Temperatures in San Francisco, California in March
45
61
53
54
2.7
9
8.5
66
3
0
Climate in San Francisco, California in March
Temperatures in San Francisco, California in April
46
64
55
54
1.3
6
9.9
66
3
0
Climate in San Francisco, California in April
Temperatures in San Francisco, California in May
50
66
58
55
0.5
3
10.6
66
4
0
Climate in San Francisco, California in May
Temperatures in San Francisco, California in June
52
70
61
57
0.1
1
11.4
65
4
0
Climate in San Francisco, California in June
Temperatures in San Francisco, California in July
54
72
63
59
0.0
<1
9.5
69
4
0
Climate in San Francisco, California in July
Temperatures in San Francisco, California in August
54
72
63
59
0.0
<1
8.9
69
4
0
Climate in San Francisco, California in August
Temperatures in San Francisco, California in September
54
73
64
61
0.2
1
9.2
66
3
0
Climate in San Francisco, California in September
Temperatures in San Francisco, California in October
50
70
60
59
0.7
4
7.8
65
3
0
Climate in San Francisco, California in October
Temperatures in San Francisco, California in November
46
64
55
55
1.6
7
6.6
68
2
0
Climate in San Francisco, California in November
Temperatures in San Francisco, California in December
