Weather History for San Francisco, CA

Wednesday, November 21, 2012 — View Current Weather Conditions
Wednesday, November 21, 2012
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 58 °F 54 °F  
Max Temperature 64 °F 61 °F 70 °F (1958)
Min Temperature 52 °F 48 °F 35 °F (1964)
Degree Days
Heating Degree Days 7 10  
Month to date heating degree days 138 173  
Since 1 July heating degree days 529 460  
Cooling Degree Days 0 0  
Month to date cooling degree days 6 0  
Year to date cooling degree days 86 163  
Growing Degree Days 8 (Base 50)    
Moisture
Dew Point 52 °F    
Average Humidity 75    
Maximum Humidity 90    
Minimum Humidity 60    
Precipitation
Precipitation 0.32 in 0.09 in 1.81 in (1977)
Month to date precipitation 1.71 1.53  
Year to date precipitation 12.87 15.77  
Since 1 July precipitation 2.41 2.69  
Sea Level Pressure
Sea Level Pressure 30.14 in    
Wind
Wind Speed 9 mph (West)    
Max Wind Speed 20 mph    
Max Gust Speed 23 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
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Local Photos
Mushrooms
Merlin
I think he's got a mockingbird perhaps?
Merlin
I can't wait to get past this plucking.... I'm a hungry bird!
Goldfinch
Pine Siskin
Juvenile White Crowned Sparrow
White crowned sparrow
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Astronomy
Nov. 21, 2012 Rise Set
Actual Time 6:56 AM PST 4:54 PM PST
Civil Twilight 6:27 AM PST 5:22 PM PST
Nautical Twilight 5:55 AM PST 5:54 PM PST
Astronomical Twilight 5:24 AM PST 6:26 PM PST
Moon 1:07 PM PST (11/21) 12:27 AM PST (11/21)
Length Of Visible Light 10h 54m
Length of Day
9h 58m
Waxing Gibbous, 63% of the Moon is Illuminated
Nov 21
Waxing Gibbous
Nov 28
Full
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
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Hourly Weather History & Observations
Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:04 AM 60.8 °F 57.2 °F 88% 30.05 in 2.5 mi Calm Calm - 0.01 in Rain Light Rain
12:43 AM 60.8 °F 57.2 °F 88% 30.05 in 3.0 mi NNW 4.6 mph - 0.06 in Rain Light Rain
12:55 AM 60.1 °F 57.0 °F 90% 30.05 in 2.0 mi North 4.6 mph - 0.09 in Rain Rain
1:32 AM 60.8 °F 57.2 °F 88% 30.05 in 3.0 mi NNE 4.6 mph - 0.09 in Rain Light Rain
1:56 AM 61.0 °F 57.9 °F 90% 30.05 in 7.0 mi SSE 3.5 mph - 0.12 in Rain Light Rain
2:56 AM 61.0 °F 57.0 °F 87% 30.04 in 10.0 mi South 4.6 mph - 0.04 in   Overcast
3:56 AM 60.8 °F 55.4 °F 82% 30.04 in 6.0 mi Calm Calm - N/A Rain Light Rain
4:56 AM 59.0 °F 55.0 °F 87% 30.06 in 7.0 mi WSW 9.2 mph - 0.03 in Rain Light Rain
5:56 AM 59.0 °F 55.0 °F 87% 30.09 in 10.0 mi WNW 3.5 mph - 0.02 in   Overcast
6:56 AM 59.0 °F 55.0 °F 87% 30.11 in 10.0 mi West 6.9 mph - 0.00 in Rain Light Rain
7:56 AM 60.1 °F 55.0 °F 83% 30.13 in 10.0 mi SW 5.8 mph - 0.00 in   Mostly Cloudy
8:56 AM 61.0 °F 55.0 °F 81% 30.16 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
9:19 AM 60.8 °F 53.6 °F 77% 30.17 in 10.0 mi West 9.2 mph - N/A   Overcast
9:22 AM 60.8 °F 53.6 °F 77% 30.17 in 10.0 mi West 9.2 mph - N/A   Overcast
9:56 AM 62.1 °F 54.0 °F 75% 30.18 in 10.0 mi WNW 8.1 mph - N/A   Mostly Cloudy
10:56 AM 63.0 °F 54.0 °F 72% 30.19 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
11:56 AM 64.4 °F 51.8 °F 64% 30.17 in 10.0 mi West 12.7 mph - N/A   Scattered Clouds
12:56 PM 63.0 °F 50.0 °F 63% 30.16 in 10.0 mi West 15.0 mph - N/A   Scattered Clouds
1:56 PM 63.0 °F 51.1 °F 65% 30.16 in 10.0 mi WNW 11.5 mph - N/A   Scattered Clouds
2:56 PM 62.1 °F 50.0 °F 65% 30.17 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
3:56 PM 61.0 °F 46.0 °F 58% 30.17 in 10.0 mi West 18.4 mph - N/A   Scattered Clouds
4:56 PM 57.9 °F 45.0 °F 62% 30.17 in 10.0 mi West 17.3 mph - N/A   Scattered Clouds
5:56 PM 57.0 °F 48.0 °F 72% 30.18 in 10.0 mi West 15.0 mph - N/A   Partly Cloudy
6:56 PM 55.9 °F 46.9 °F 72% 30.19 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
7:56 PM 55.0 °F 46.9 °F 74% 30.20 in 10.0 mi West 16.1 mph - N/A   Partly Cloudy
8:56 PM 54.0 °F 45.0 °F 72% 30.20 in 10.0 mi West 11.5 mph - N/A   Clear
9:56 PM 54.0 °F 46.0 °F 75% 30.21 in 10.0 mi WNW 6.9 mph - N/A   Clear
10:56 PM 53.1 °F 46.0 °F 77% 30.22 in 10.0 mi WNW 5.8 mph - N/A   Clear
11:56 PM 52.0 °F 46.0 °F 80% 30.21 in 10.0 mi SW 3.5 mph - N/A   Clear
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