Weather History for San Diego, CA

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Friday, December 14, 2012

  Actual Average Record
Temperature  
Mean Temperature 57 °F 56 °F  
Max Temperature 60 °F 65 °F 83 °F (1953)
Min Temperature 53 °F 48 °F 36 °F (1878)
Degree Days  
Heating Degree Days 8 9  
Month to date heating degree days 52 112  
Since 1 July heating degree days 146 257  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 899 720  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 41 °F    
Average Humidity 50    
Maximum Humidity 59    
Minimum Humidity 40    
Precipitation  
Precipitation 0.01 in 0.05 in 1.18 in (1889)
Month to date precipitation 1.57 0.61  
Year to date precipitation 6.01 9.42  
Since 1 July precipitation 2.55 2.39  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Year to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 10 mph (West)    
Max Wind Speed 18 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 14, 2012 Rise Set
Actual Time 6:43 AM PST 4:44 PM PST
Civil Twilight 6:16 AM PST 5:11 PM PST
Nautical Twilight 5:45 AM PST 5:42 PM PST
Astronomical Twilight 5:15 AM PST 6:12 PM PST
Moon 7:54 AM PST (12/14) 6:38 PM PST (12/14)
Length of Visible Light 10h 55m
Length of Day
10h 00m
Waxing Crescent, 3% of the Moon is Illuminated
Dec 14
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 55.0 °F 39.0 °F 55% 29.81 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
1:51 AM 55.0 °F 39.9 °F 57% 29.82 in 10.0 mi WNW 9.2 mph - 0.00 in   Mostly Cloudy
2:51 AM 55.0 °F 39.0 °F 55% 29.83 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
3:51 AM 55.0 °F 37.0 °F 51% 29.83 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
4:51 AM 55.0 °F 39.0 °F 55% 29.84 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
5:51 AM 55.0 °F 37.9 °F 53% 29.87 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
6:51 AM 53.1 °F 39.9 °F 61% 29.90 in 10.0 mi West 4.6 mph - 0.00 in   Mostly Cloudy
7:51 AM 57.0 °F 37.0 °F 47% 29.93 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
8:51 AM 57.9 °F 37.0 °F 46% 29.95 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
9:51 AM 59.0 °F 37.9 °F 46% 29.97 in 10.0 mi WSW 12.7 mph - 0.00 in   Mostly Cloudy
10:51 AM 59.0 °F 36.0 °F 42% 29.97 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
11:51 AM 59.0 °F 37.0 °F 44% 29.97 in 10.0 mi WSW 13.8 mph - N/A   Mostly Cloudy
12:51 PM 59.0 °F 37.9 °F 46% 29.95 in 10.0 mi SW 9.2 mph - 0.00 in   Mostly Cloudy
1:51 PM 55.9 °F 44.1 °F 64% 29.96 in 9.0 mi WNW 6.9 mph - 0.01 in Rain Light Rain
2:51 PM 55.0 °F 44.1 °F 67% 29.97 in 10.0 mi WNW 4.6 mph - 0.00 in Rain Light Rain
3:51 PM 55.9 °F 43.0 °F 62% 29.97 in 10.0 mi WSW 9.2 mph - 0.00 in Rain Light Rain
4:51 PM 55.9 °F 44.1 °F 64% 29.97 in 10.0 mi South 6.9 mph - 0.00 in Rain Light Rain
5:51 PM 53.1 °F 45.0 °F 74% 30.00 in 10.0 mi Calm Calm - 0.04 in Rain Light Rain
6:51 PM 52.0 °F 46.0 °F 80% 30.01 in 9.0 mi East 3.5 mph - 0.02 in Rain Light Rain
7:51 PM 52.0 °F 46.9 °F 83% 30.01 in 10.0 mi East 4.6 mph - 0.01 in   Overcast
8:51 PM 52.0 °F 46.0 °F 80% 30.01 in 10.0 mi East 8.1 mph - N/A   Overcast
9:51 PM 52.0 °F 46.0 °F 80% 30.02 in 10.0 mi ESE 9.2 mph - 0.01 in Rain Light Rain
10:51 PM 52.0 °F 46.0 °F 80% 30.01 in 10.0 mi East 5.8 mph - 0.00 in   Overcast
11:51 PM 52.0 °F 45.0 °F 77% 30.00 in 10.0 mi East 9.2 mph - 0.00 in Rain Light Rain