Weather History for San Francisco, CA

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Monday, December 2, 2013

  Actual Average Record
Temperature  
Mean Temperature 54 °F 52 °F  
Max Temperature 62 °F 59 °F 75 °F (1958)
Min Temperature 46 °F 46 °F 37 °F (1967)
Degree Days  
Heating Degree Days 11 13  
Month to date heating degree days 19 26  
Since 1 July heating degree days 520 590  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 164 164  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 49 °F    
Average Humidity 80    
Maximum Humidity 96    
Minimum Humidity 64    
Precipitation  
Precipitation T in 0.10 in 1.85 in (2001)
Month to date precipitation T 0.21  
Year to date precipitation 3.03 16.83  
Since 1 July precipitation 1.14 3.75  
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 14 mph (West)    
Max Wind Speed 33 mph    
Max Gust Speed 38 mph    
Visibility 8 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 02, 2013 Rise Set
Actual Time 7:06 AM PST 4:51 PM PST
Civil Twilight 6:38 AM PST 5:19 PM PST
Nautical Twilight 6:05 AM PST 5:52 PM PST
Astronomical Twilight 5:33 AM PST 6:24 PM PST
Moon 6:38 AM PST (12/2) 4:58 PM PST (12/2)
Length of Visible Light 10h 41m
Length of Day
9h 44m
Waning Crescent, 0% of the Moon is Illuminated
Dec 2
Waning Crescent
Dec 2
New
Dec 9
First Quarter
Dec 17
Full
Dec 25
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 51.1 °F 46.9 °F 86% 30.22 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:56 AM 48.9 °F 45.0 °F 86% 30.22 in 10.0 mi WNW 6.9 mph - N/A   Partly Cloudy
2:56 AM 50.0 °F 46.0 °F 86% 30.19 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 AM 48.0 °F 44.1 °F 86% 30.17 in 10.0 mi West 4.6 mph - N/A Fog Patches of Fog
4:56 AM 48.0 °F 45.0 °F 89% 30.16 in 4.0 mi WNW 5.8 mph - N/A   Partly Cloudy
5:04 AM 48.2 °F 44.6 °F 87% 30.16 in 0.5 mi NW 3.5 mph - N/A Fog Fog
5:11 AM 48.2 °F 44.6 °F 87% 30.16 in 0.1 mi WNW 3.5 mph - N/A Fog Fog
5:31 AM 48.2 °F 44.6 °F 87% 30.15 in 0.8 mi West 5.8 mph - N/A   Scattered Clouds
5:45 AM 48.2 °F 44.6 °F 87% 30.15 in 4.0 mi WSW 5.8 mph - N/A   Scattered Clouds
5:56 AM 46.9 °F 45.0 °F 93% 30.15 in 0.8 mi SW 3.5 mph - N/A   Scattered Clouds
6:56 AM 48.9 °F 46.0 °F 90% 30.17 in 9.0 mi WNW 6.9 mph - N/A   Scattered Clouds
7:30 AM 50.0 °F 46.4 °F 87% 30.19 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
7:41 AM 50.0 °F 48.2 °F 94% 30.19 in 1.0 mi West 13.8 mph - N/A   Mostly Cloudy
7:44 AM 50.0 °F 48.2 °F 94% 30.18 in 0.8 mi West 15.0 mph - N/A   Mostly Cloudy
7:56 AM 51.1 °F 48.0 °F 89% 30.18 in 1.8 mi West 15.0 mph - N/A   Mostly Cloudy
8:13 AM 51.8 °F 48.2 °F 88% 30.16 in 3.0 mi West 8.1 mph - N/A   Mostly Cloudy
8:56 AM 52.0 °F 50.0 °F 93% 30.17 in 7.0 mi West 18.4 mph - N/A   Mostly Cloudy
9:56 AM 55.9 °F 50.0 °F 80% 30.17 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
10:00 AM 55.4 °F 50.0 °F 82% 30.17 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
10:56 AM 57.9 °F 48.9 °F 72% 30.15 in 10.0 mi WNW 11.5 mph - N/A   Scattered Clouds
11:56 AM 60.1 °F 48.9 °F 67% 30.12 in 10.0 mi West 17.3 mph - N/A   Scattered Clouds
12:56 PM 60.1 °F 48.9 °F 67% 30.09 in 10.0 mi West 20.7 mph - N/A   Scattered Clouds
1:56 PM 61.0 °F 48.9 °F 64% 30.06 in 10.0 mi West 20.7 mph - N/A   Mostly Cloudy
2:56 PM 59.0 °F 48.9 °F 69% 30.05 in 10.0 mi West 19.6 mph 26.5 mph N/A   Mostly Cloudy
3:56 PM 57.9 °F 50.0 °F 75% 30.06 in 10.0 mi West 21.9 mph 29.9 mph N/A   Mostly Cloudy
4:42 PM 55.4 °F 48.2 °F 77% 30.04 in 10.0 mi West 29.9 mph 38.0 mph N/A   Mostly Cloudy
4:56 PM 55.9 °F 50.0 °F 80% 30.04 in 10.0 mi West 27.6 mph 38.0 mph N/A   Mostly Cloudy
5:51 PM 55.9 °F 50.0 °F 80% 30.02 in 10.0 mi West 24.2 mph - N/A   Mostly Cloudy
6:09 PM 55.4 °F 50.0 °F 82% 30.02 in 10.0 mi West 23.0 mph 31.1 mph N/A   Scattered Clouds
6:25 PM 55.4 °F 50.0 °F 82% 30.01 in 10.0 mi West 23.0 mph - N/A   Mostly Cloudy
6:56 PM 55.0 °F 50.0 °F 83% 30.02 in 10.0 mi West 28.8 mph - N/A   Mostly Cloudy
7:56 PM 55.0 °F 50.0 °F 83% 30.04 in 10.0 mi West 26.5 mph 33.4 mph N/A   Mostly Cloudy
8:24 PM 55.4 °F 51.8 °F 88% 30.03 in 10.0 mi West 21.9 mph 31.1 mph N/A   Scattered Clouds
8:54 PM 55.4 °F 51.8 °F 88% 30.03 in 10.0 mi West 15.0 mph - N/A   Mostly Cloudy
8:56 PM 55.0 °F 51.1 °F 86% 30.03 in 10.0 mi West 15.0 mph - N/A   Mostly Cloudy
9:20 PM 55.4 °F 51.8 °F 88% 30.01 in 10.0 mi WNW 12.7 mph - N/A   Scattered Clouds
9:52 PM 55.4 °F 51.8 °F 88% 30.01 in 9.0 mi West 12.7 mph 18.4 mph 0.00 in   Light Drizzle
9:56 PM 55.9 °F 52.0 °F 87% 30.01 in 9.0 mi West 12.7 mph - 0.00 in   Light Drizzle
10:22 PM 55.4 °F 51.8 °F 88% 30.00 in 10.0 mi West 18.4 mph - 0.00 in   Light Drizzle
10:56 PM 55.9 °F 52.0 °F 87% 30.00 in 9.0 mi West 20.7 mph - 0.00 in   Light Drizzle
11:25 PM 55.4 °F 53.6 °F 94% 29.99 in 2.0 mi West 16.1 mph - 0.00 in   Mostly Cloudy
11:44 PM 55.4 °F 53.6 °F 94% 29.99 in 2.0 mi West 12.7 mph - 0.00 in   Overcast
11:56 PM 55.9 °F 53.1 °F 90% 29.99 in 2.0 mi West 12.7 mph - 0.00 in   Overcast