Weather History for KSFO - March, 2012

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Tuesday, March 6, 2012

  Actual Average Record
Temperature  
Mean Temperature 50 °F 54 °F  
Max Temperature 54 °F 62 °F 74 °F (1993)
Min Temperature 46 °F 47 °F 35 °F (1956)
Degree Days  
Heating Degree Days 15 11  
Month to date heating degree days 74 66  
Since 1 July heating degree days 1985 1872  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 34 °F    
Average Humidity 58    
Maximum Humidity 80    
Minimum Humidity 36    
Precipitation  
Precipitation 0.01 in 0.11 in 1.13 in (1992)
Month to date precipitation 0.09 0.72  
Year to date precipitation 2.91 8.97  
Since 1 July precipitation 5.78  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 23 mph (WNW)    
Max Wind Speed 37 mph    
Max Gust Speed 48 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 06, 2012 Rise Set
Actual Time 6:32 AM PST 6:08 PM PST
Civil Twilight 6:06 AM PST 6:34 PM PST
Nautical Twilight 5:36 AM PST 7:05 PM PST
Astronomical Twilight 5:06 AM PST 7:35 PM PST
Moon 4:42 PM PST (3/6) 5:10 AM PST (3/6)
Length of Visible Light 12h 28m
Length of Day
11h 35m
Waxing Gibbous, 97% of the Moon is Illuminated
Mar 6
Waxing Gibbous
Mar 8
Full
Mar 14
Last Quarter
Mar 22
New
Mar 30
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 50.0 °F - 45.0 °F 83% 30.04 in 10.0 mi West 20.7 mph - N/A   Overcast
1:56 AM 48.9 °F - 45.0 °F 86% 30.02 in 8.0 mi West 13.8 mph - 0.00 in   Light Drizzle
2:56 AM 50.0 °F - 46.0 °F 86% 29.99 in 5.0 mi West 8.1 mph - 0.00 in Rain Light Rain
3:56 AM 46.4 °F 37.5 °F 44.6 °F 93% 29.97 in 8.0 mi WNW 27.6 mph 43.7 mph N/A   Overcast
4:56 AM 46.9 °F - 37.9 °F 71% 29.99 in 10.0 mi West 26.5 mph 33.4 mph 0.00 in   Mostly Cloudy
5:56 AM 46.0 °F 37.0 °F 37.0 °F 71% 30.00 in 10.0 mi WNW 27.6 mph 36.8 mph N/A   Scattered Clouds
6:56 AM 46.0 °F 36.5 °F 34.0 °F 63% 30.02 in 10.0 mi WNW 31.1 mph 40.3 mph N/A   Partly Cloudy
7:56 AM 46.9 °F - 34.0 °F 61% 30.01 in 10.0 mi West 31.1 mph 41.4 mph N/A   Partly Cloudy
8:56 AM 48.9 °F - 32.0 °F 52% 30.04 in 10.0 mi WNW 18.4 mph 27.6 mph N/A   Partly Cloudy
9:56 AM 50.0 °F - 33.1 °F 52% 30.05 in 10.0 mi West 25.3 mph 36.8 mph N/A   Partly Cloudy
10:56 AM 51.1 °F - 34.0 °F 52% 30.06 in 10.0 mi West 29.9 mph 38.0 mph N/A   Partly Cloudy
11:56 AM 52.0 °F - 32.0 °F 47% 30.05 in 10.0 mi West 32.2 mph 38.0 mph N/A   Partly Cloudy
12:56 PM 53.1 °F - 28.9 °F 40% 30.03 in 10.0 mi West 27.6 mph 35.7 mph N/A   Partly Cloudy
1:56 PM 52.0 °F - 30.0 °F 43% 30.01 in 10.0 mi WNW 27.6 mph 34.5 mph N/A   Partly Cloudy
2:56 PM 53.6 °F - 30.2 °F 41% 30.00 in 10.0 mi WNW 26.5 mph 33.4 mph N/A   Partly Cloudy
3:56 PM 53.1 °F - 28.9 °F 40% 30.01 in 10.0 mi WNW 27.6 mph 36.8 mph N/A   Partly Cloudy
4:56 PM 51.1 °F - 33.1 °F 50% 30.00 in 10.0 mi West 29.9 mph 39.1 mph N/A   Partly Cloudy
5:56 PM 48.9 °F - 34.0 °F 56% 30.02 in 10.0 mi West 21.9 mph 27.6 mph N/A   Partly Cloudy
6:56 PM 48.0 °F - 34.0 °F 58% 30.02 in 10.0 mi West 16.1 mph 24.2 mph N/A   Partly Cloudy
7:56 PM 46.9 °F - 32.0 °F 56% 30.04 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
8:56 PM 48.0 °F - 30.9 °F 52% 30.05 in 10.0 mi NW 11.5 mph - N/A   Partly Cloudy
9:56 PM 50.0 °F - 28.0 °F 43% 30.06 in 10.0 mi NNW 12.7 mph - N/A   Partly Cloudy
10:56 PM 50.0 °F - 25.0 °F 38% 30.06 in 10.0 mi NNW 18.4 mph - N/A   Clear
11:56 PM 50.0 °F - 26.1 °F 39% 30.07 in 10.0 mi NNW 21.9 mph - N/A   Clear