Weather Report
South San Francisco, California
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Current Conditions -  °F | °C
As of 3:56 PM on Thursday 23 May 2013 (Local Time) from KSFO Reporting Station
Few Clouds Few Clouds   Feels Like: 61°
Wind Chill: 61°   Ceiling: Unl
Heat Index: 61°   Visibility: 10mi
Dew Point: 41°   Wind: 22mph
Humidity: 48%   Direction: 270° (W)
Pressure: 30.02"   Gusts: 32mph
Report Text: KSFO 232256Z 27019G28KT 10SM FEW033 16/05 A3002 RMK AO2 PK WND 26028/2251 SLP166 T01610050
5 PM
Sunny/Wind
Sunny/Wind 59°
6 PM
Sunny/Wind
Sunny/Wind 57°
7 PM
Sunny
Sunny 55°
Alerts
Interactive Weather Map
10 Day Forecast -  °F | °C
thu fri sat sun mon tue wed thu fri sat
may
23
P Cloudy
P Cloudy
61°
48°
may
24
AM Clouds
AM Clouds
63°
49°
may
25
P Cloudy
P Cloudy
64°
54°
may
26
P Cldy/Wind
P Cldy/Wind
60°
53°
may
27
P Cldy/Wind
P Cldy/Wind
58°
56°
may
28
P Cldy/Wind
P Cldy/Wind
62°
54°
may
29
P Cldy/Wind
P Cldy/Wind
61°
54°
may
30
P Cldy/Wind
P Cldy/Wind
62°
52°
may
31
P Cldy/Wind
P Cldy/Wind
67°
53°
jun
01
Sunny/Wind
Sunny/Wind
66°
54°
Details for Thursday, May 23 (Evening)
Evening: Clear skies this evening will become overcast overnight. Low 48F. Winds WNW at 15 to 25 mph.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 41%
Cloud Coverage
Sunrise: 5:54 AM
Sunset: 8:19 PM
 
Moonrise: 6:59 PM
Moonset: 4:41 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WNW
Direction: WNW (289°)
Speed: 19Mph(30Km, 16Kts)
Details for Friday, May 24
Cloudy early, becoming mostly sunny in the afternoon. High 63F. Winds WNW at 20 to 30 mph.
Evening: Clear early then increasing cloudiness overnight. Low 49F. Winds W at 15 to 25 mph.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 46%
Cloud Coverage
Sunrise: 5:54 AM
Sunset: 8:20 PM
 
Moonrise: 8:09 PM
Moonset: 5:29 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  WNW
Direction: WNW (291°)
Speed: 22Mph(36Km, 19Kts)
Details for Saturday, May 25
Mix of sun and clouds. Highs in the mid 60s and lows in the mid 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 49%
Cloud Coverage
Sunrise: 5:53 AM
Sunset: 8:21 PM
 
Moonrise: 9:15 PM
Moonset: 6:25 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  WNW
Direction: WNW (287°)
Speed: 21Mph(34Km, 18Kts)
Details for Sunday, May 26
Windy with a mix of sun and clouds. Highs in the low 60s and lows in the low 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 75%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 15%
Cloud Coverage
Sunrise: 5:52 AM
Sunset: 8:22 PM
 
Moonrise: 10:15 PM
Moonset: 7:27 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  WNW
Direction: WNW (284°)
Speed: 23Mph(37Km, 20Kts)
Details for Monday, May 27
Windy with times of sun and clouds. Highs in the upper 50s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 52%
Cloud Coverage
Sunrise: 5:52 AM
Sunset: 8:22 PM
 
Moonrise: 11:07 PM
Moonset: 8:35 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  WNW
Direction: WNW (291°)
Speed: 23Mph(37Km, 20Kts)
Details for Tuesday, May 28
Windy with times of sun and clouds. Highs in the low 60s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 50%
Cloud Coverage
Sunrise: 5:51 AM
Sunset: 8:23 PM
 
Moonrise: 11:53 PM
Moonset: 9:44 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  WNW
Direction: WNW (285°)
Speed: 22Mph(36Km, 19Kts)
Details for Wednesday, May 29
Windy with times of sun and clouds. Highs in the low 60s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 75%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 51%
Cloud Coverage
Sunrise: 5:51 AM
Sunset: 8:24 PM
 
Moonrise: 11:59 PM
Moonset: 10:53 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  WNW
Direction: WNW (284°)
Speed: 24Mph(39Km, 21Kts)
Details for Thursday, May 30
Windy with a mix of sun and clouds. Highs in the low 60s and lows in the low 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 51%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:24 PM
 
Moonrise: 12:33 AM
Moonset: 12:00 PM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  WNW
Direction: WNW (293°)
Speed: 24Mph(39Km, 21Kts)
Details for Friday, May 31
Windy with times of sun and clouds. Highs in the upper 60s and lows in the low 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:25 PM
 
Moonrise: 1:08 AM
Moonset: 1:05 PM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  WNW
Direction: WNW (297°)
Speed: 24Mph(39Km, 21Kts)
Details for Saturday, June 01
Mainly sunny and windy. Highs in the mid 60s and lows in the mid 50s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 0%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:26 PM
 
Moonrise: 1:41 AM
Moonset: 2:07 PM
Moon Phase:  Last Quarter
Moonphase:
Last Quarter
Wind Direction:  WNW
Direction: WNW (300°)
Speed: 23Mph(37Km, 20Kts)
Chart.
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