San Francisco, CA
on Friday, May 4, 2012

Friday
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Daily Summary
 ActualAverageRecord
Temperature
Mean Temperature °F 59°F  
Max Temperature 61°F 67°F 84°F (2011)
Min Temperature 50°F 51°F 40°F (1952)
Degree Days
Heating Degree Days 9 7  
Month to date heating degree days 40 28  
Since 1 July heating degree days 2547 2396  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 5 6  
Growing Degree Days6 (Base °F )  
Moisture
Dew Point 44°F   
Average Humidity 68    
Maximum Humidity 89    
Minimum Humidity 47    
Precipitation
Precipitation 0.00 in 0.03 in 0.48 in (1998)
Month to date precipitation T 0.10  
Year to date precipitation 10.37 12.60  
Since 1 July precipitation 13.24 20.17  
Wind
Wind Speed 19 mph   
Max Wind Speed 33 mph   
Max Gust Speed 39 mph   
Visibility 10 miles   
Events     

Key: T is trace of precipitation, MM is missing value
Source: NWS Daily Summary
Time(PDT)TemperatureDew PointHumidity Pressure Visibility Wind DirectionWind SpeedGust SpeedPrecipitationEvents Conditions
12:14 AM 55.4°F 50.0°F 82% 30.11 in 10.0 miles WNW 10.4 mph - N/A   Overcast
12:40 AM 53.6°F 51.8°F 94% 30.11 in 10.0 miles West 8.1 mph - N/A   Overcast
12:56 AM 54.0°F 50.0°F 86% 30.11 in 10.0 miles West 8.1 mph - N/A   Overcast
1:51 AM 53.6°F 48.2°F 82% 30.11 in 10.0 miles West 12.7 mph - N/A   Mostly Cloudy
1:56 AM 53.1°F 46.9°F 80% 30.12 in 10.0 miles West 11.5 mph - N/A   Mostly Cloudy
2:08 AM 53.6°F 46.4°F 77% 30.12 in 10.0 miles West 15.0 mph - N/A   Mostly Cloudy
2:56 AM 52.0°F 46.0°F 80% 30.12 in 10.0 miles West 17.3 mph - N/A   Mostly Cloudy
3:56 AM 51.1°F 45.0°F 80% 30.13 in 10.0 miles West 17.3 mph - N/A   Mostly Cloudy
4:19 AM 51.8°F 44.6°F 76% 30.13 in 10.0 miles West 16.1 mph - N/A   Mostly Cloudy
4:56 AM 51.1°F 44.1°F 77% 30.14 in 10.0 miles West 15.0 mph - N/A   Mostly Cloudy
5:31 AM 50.0°F 44.6°F 82% 30.14 in 10.0 miles West 17.3 mph - N/A   Scattered Clouds
5:56 AM 50.0°F 43.0°F 77% 30.14 in 10.0 miles West 12.7 mph - N/A   Partly Cloudy
6:56 AM 50.0°F 43.0°F 77% 30.16 in 10.0 miles West 12.7 mph - N/A   Partly Cloudy
7:56 AM 52.0°F 43.0°F 71% 30.17 in 10.0 miles WNW 12.7 mph - N/A   Partly Cloudy
8:56 AM 54.0°F 43.0°F 66% 30.19 in 10.0 miles WNW 15.0 mph - N/A   Partly Cloudy
9:56 AM 55.9°F 43.0°F 62% 30.20 in 10.0 miles WNW 16.1 mph - N/A   Scattered Clouds
10:56 AM 57.9°F 42.1°F 56% 30.21 in 10.0 miles West 19.6 mph 26.5 mph N/A   Partly Cloudy
11:56 AM 57.9°F 41.0°F 53% 30.22 in 10.0 miles West 25.3 mph 32.2 mph N/A   Partly Cloudy
12:56 PM 59.0°F 42.1°F 53% 30.21 in 10.0 miles West 24.2 mph 32.2 mph N/A   Partly Cloudy
1:56 PM 60.1°F 42.1°F 51% 30.22 in 10.0 miles West 26.5 mph 29.9 mph N/A   Partly Cloudy
2:56 PM 59.0°F 39.9°F 49% 30.21 in 10.0 miles WNW 26.5 mph 33.4 mph N/A   Partly Cloudy
3:56 PM 59.0°F 39.9°F 49% 30.20 in 10.0 miles West 29.9 mph 35.7 mph N/A   Partly Cloudy
4:56 PM 57.9°F 39.9°F 51% 30.19 in 10.0 miles West 31.1 mph 38.0 mph N/A   Partly Cloudy
5:56 PM 55.9°F 41.0°F 57% 30.19 in 10.0 miles West 27.6 mph 36.8 mph N/A   Partly Cloudy
6:56 PM 55.0°F 41.0°F 59% 30.19 in 10.0 miles West 27.6 mph 34.5 mph N/A   Partly Cloudy
7:56 PM 53.1°F 42.1°F 66% 30.19 in 10.0 miles West 25.3 mph - N/A   Clear
8:56 PM 51.1°F 42.1°F 71% 30.21 in 10.0 miles West 15.0 mph - N/A   Clear
9:56 PM 51.1°F 43.0°F 74% 30.22 in 10.0 miles West 16.1 mph - N/A   Clear
10:56 PM 51.1°F 43.0°F 74% 30.22 in 10.0 miles West 12.7 mph - N/A   Clear
11:56 PM 51.1°F 43.0°F 74% 30.22 in 10.0 miles West 15.0 mph - N/A   Clear

Astronomy

Sunrise: 06:10 AM (PDT)
Moon Rise: 06:48 PM (PDT) 5/4
 
Sunset: 08:02 PM (PDT)
Moon Set: 04:53 AM (PDT) 5/4
Moon Phase
 
May. 04 May. 05 May. 12 May. 20 May. 28

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