Metar / Data
San Francisco Webcam (Click to enlarge)
San Francisco Advisory Text: Warning Description: TEST Tsunami Warning Warning Date: 9:33 am PDT on May 20, 2013
History & Almanac
  Max Temp Min Temp
Normal 68 °F 52 °F
Record 93 °F (1988) 45 °F (1982)
clear
Current Conditions - San Francisco, CA (Airport)
CHP Traffic Incident Info
METAR = KSFO 201656Z 00000KT 10SM CLR 18/12 A3001 RMK AO2 SLP163 T01830117
STATION........ KSFO
OBSERVED....... Mon May 20, 09:56 PDT
NOW............ Mon May 20, 10:10 PDT
AGE............ 14 min ago
WIND........... calm
VISIBILITY..... 10 miles
CLOUDS......... clear skies

TEMP........... 64°F (18°C)

DEWPT.......... 54°F (12°C)
HUMIDITY....... 68%
BAROMETER...... 1016 hPa (30.01 in Hg)
CLOUD HEIGHT...

Maximum and Minimum Temperatures
Max since
Midnight		 Min since
Midnight		 24 Hour
Max		 24 Hour
Min
64.9°F 53.1°F 73.9°F 53.1°F
Weather Averages and Records for San Francisco, CA.

NWS Forecast For San Francisco, CA
National Weather Service Forecast for: San Francisco CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 6:28 am PDT May 20, 2013

San Francisco, CA.
 
Today

Sunny
Sunny
 Tonight

Patchy Fog
Patchy
Fog		 Tuesday

Patchy Fog
Patchy
Fog		 Tuesday
Night
Mostly Clear
Mostly
Clear		 Wednesday

Sunny
Sunny
 Wednesday
Night
Mostly Clear
Mostly
Clear		 Thursday

Sunny
Sunny
 Thursday
Night
Mostly Clear
Mostly
Clear		 Friday

Mostly Sunny
Mostly
Sunny
Hi 79 °F Lo 53 °F Hi 66 °F Lo 51 °F Hi 65 °F Lo 52 °F Hi 64 °F Lo 51 °F Hi 65 °F

 

Today
 
 Sunny, with a high near 79. West wind 7 to 10 mph.
Tonight
 
 Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 53. West southwest wind 8 to 14 mph.
Tuesday
 
 Patchy fog before 11am. Otherwise, mostly sunny, with a high near 66. West wind 9 to 18 mph, with gusts as high as 23 mph.
Tuesday Night
 
 Mostly clear, with a low around 51. West northwest wind 14 to 18 mph, with gusts as high as 24 mph.
Wednesday
 
 Sunny, with a high near 65. West northwest wind 8 to 11 mph.
Wednesday Night
 
 Mostly clear, with a low around 52.
Thursday
 
 Sunny, with a high near 64.
Thursday Night
 
 Mostly clear, with a low around 51.
Friday
 
 Mostly sunny, with a high near 65.
Friday Night
 
 Partly cloudy, with a low around 51.
Saturday
 
 Mostly sunny, with a high near 67.
Saturday Night
 
 Partly cloudy, with a low around 52.
Sunday
 
 Mostly sunny, with a high near 68.

 

Forecast from NOAA-NWS for San Francisco CA.


 Weather Averages and Records for San Francisco, CA.

Latitude: 37°46'N, Longitude: 122°26'W, Elevation: 128.0 ft
  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 72 years		 °F 57 51 53 55 55 57 60 60 60 62 62 57 51
Average high temperature
over 72 years		 °F 62 55 60 60 62 64 66 66 66 69 69 64 57
Average low temperature
over 72 years		 °F 51 46 48 48 50 51 53 53 53 55 55 51 46
Highest recorded temperature
over 72 years		 °F 102 78 80 84 93 96 100 102 96 100 102 86 75
Lowest recorded temperature
over 72 years		 °F 26 30 31 35 39 44 46 46 48 48 43 39 26
Average number of rainy days
over 57 years		 days 67 11 10 11 6 3 1 - 1 2 4 8 10
Average number of days above 90°F
over 72 years		 days 2 - - - - - - - - 1 - - -
Average precipitation
over 63 years		 in 20.4 4.1 3.5 2.9 1.5 0.5 0.2 - - 0.2 1.1 2.6 3.9
Most recorded rainfall
over 63 years		 in 43.8 10.7 10.1 9.0 5.5 4.0 1.4 0.2 0.5 2.1 5.5 8.2 11.5
Least recorded rainfall
over 63 years		 in 10.0 0.5 - - - - - - - - - - -
Average number of days with thunderstorms
over 7 years		 days 5 - 1 - 1 - - 1 1 - 1 - -
Average number of days with fog
over 7 years		 days 1 - 1 - - - - - - - - - -
Average morning relative humidity
over 7 years		 % 85 81 83 81 82 89 89 92 93 87 81 82 80
Average evening relative humidity
over 7 years		 % 66 63 63 61 61 68 72 74 73 66 60 63 63
Average wind speed
over 28 years		 mph 8.7 6.7 7.5 8.5 9.5 10.4 10.9 11.2 10.5 9.1 7.6 6.3 6.5
Heating degree days
over 30 years		 days 3005 431 297 313 275 260 198 187 156 116 123 237 412
Cooling degree days
over 30 years		 days 65 - - - - - - - - 35 30 - -
Average possibility of sunshine
over 38 years		 % 66 56 62 69 73 72 73 66 65 72 70 62 53
Average number of days below 45°F
over 72 years		 days 41 15 7 4 2 - - - - - - 1 11
Average number of days above 75°F
over 72 years		 days 29 - - 1 2 3 3 2 2 6 7 2 -
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