Weather History for San Francisco, CA

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Week of February 5, 2012 through February 11, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 66 °F 61 °F 54 °F
Mean Temperature 58 °F 54 °F 51 °F
Min Temperature 53 °F 48 °F 42 °F
Degree Days  
Heating Degree Days (base 65) 14 11 7 75
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 5 4 2 25
Dew Point  
Dew Point 52 °F 45 °F 34 °F
Precipitation  
Precipitation 0.08 in 0.03 in 0.00 in 0.17 in
Snowdepth - - - -
Wind  
Wind 24 mph 6 mph 0 mph
Gust Wind 33 mph 20 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.28 in 30.07 in 29.75 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Feb. 09, 2012 Rise Set
Actual Time 7:05 AM PST 5:41 PM PST
Civil Twilight 6:38 AM PST 6:08 PM PST
Nautical Twilight 6:07 AM PST 6:39 PM PST
Astronomical Twilight 5:37 AM PST 7:10 PM PST
Moon 8:12 PM PST (2/9) 7:48 AM PST (2/9)
Length of Visible Light 11h 30m
Length of Day
10h 35m
Waning Gibbous, 95% of the Moon is Illuminated
Feb 9
Waning Gibbous
Feb 14
Last Quarter
Feb 21
New
Feb 29
First Quarter
Mar 8
Full

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
5 60 51 42 48 40 34 83 62 40 30.13 30.06 30.00 10 10 10 6 2 8 0.00  
6 61 53 45 49 42 36 89 65 40 29.98 29.88 29.78 10 10 9 13 3 33 0.07 Rain
7 59 56 53 49 47 43 83 70 57 30.13 29.91 29.75 10 10 8 22 8 31 0.08 Rain
8 63 58 52 50 48 46 93 77 60 30.27 30.21 30.12 10 6 0 18 3 28 0.00 Fog
9 66 56 46 50 47 42 93 69 44 30.28 30.23 30.15 10 10 9 22 4 26 0.00  
10 62 54 46 52 47 39 83 75 67 30.21 30.15 30.09 10 10 8 17 6 21 T Rain
11 54 52 49 49 47 44 89 83 77 30.10 30.07 30.03 10 10 5 24 14 28 0.02 Rain , Thunderstorm