Weather History for San Diego, CA

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Thursday, December 13, 2012

  Actual Average Record
Temperature  
Mean Temperature 58 °F 56 °F  
Max Temperature 61 °F 65 °F 81 °F (1952)
Min Temperature 55 °F 48 °F 35 °F (1901)
Degree Days  
Heating Degree Days 7 9  
Month to date heating degree days 44 103  
Since 1 July heating degree days 138 248  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 899 720  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 80    
Maximum Humidity 93    
Minimum Humidity 67    
Precipitation  
Precipitation 1.56 in 0.04 in 1.56 in (2012)
Month to date precipitation 1.56 0.56  
Year to date precipitation 6.00 9.37  
Since 1 July precipitation 2.54 2.34  
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 29.82 in    
Wind  
Wind Speed 7 mph (WSW)    
Max Wind Speed 25 mph    
Max Gust Speed 33 mph    
Visibility 7 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 13, 2012 Rise Set
Actual Time 6:42 AM PST 4:43 PM PST
Civil Twilight 6:15 AM PST 5:11 PM PST
Nautical Twilight 5:44 AM PST 5:41 PM PST
Astronomical Twilight 5:14 AM PST 6:11 PM PST
Moon 6:56 AM PST (12/13) 5:30 PM PST (12/13)
Length of Visible Light 10h 55m
Length of Day
10h 01m
New Moon, 0% of the Moon is Illuminated
Dec 13
New Moon
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
12:17 AM 60.8 °F 51.8 °F 72% 29.88 in 10.0 mi SSE 17.3 mph - 0.00 in Rain Light Rain
12:51 AM 60.1 °F 52.0 °F 75% 29.87 in 10.0 mi SE 10.4 mph - 0.02 in   Mostly Cloudy
1:51 AM 60.1 °F 52.0 °F 75% 29.86 in 10.0 mi SSE 10.4 mph - N/A   Scattered Clouds
2:51 AM 60.1 °F 51.1 °F 72% 29.83 in 10.0 mi SE 11.5 mph - N/A   Overcast
3:51 AM 60.1 °F 51.1 °F 72% 29.81 in 10.0 mi SE 10.4 mph - 0.00 in   Overcast
4:51 AM 59.0 °F 53.1 °F 81% 29.82 in 7.0 mi SSW 12.7 mph 19.6 mph 0.06 in Rain Light Rain
4:58 AM 57.2 °F 53.6 °F 88% 29.82 in 5.0 mi SW 10.4 mph 19.6 mph 0.02 in Rain Heavy Rain
5:08 AM 57.2 °F 55.4 °F 94% 29.81 in 2.5 mi South 4.6 mph - 0.11 in Rain Heavy Rain
5:15 AM 57.2 °F 53.6 °F 88% 29.82 in 3.0 mi WSW 16.1 mph 33.4 mph 0.20 in Rain Heavy Rain
5:48 AM 57.2 °F 53.6 °F 88% 29.83 in 2.5 mi SSW 4.6 mph - 0.46 in Rain Heavy Rain
5:51 AM 57.0 °F 54.0 °F 89% 29.83 in 2.5 mi South 3.5 mph - 0.49 in Rain Heavy Rain
6:51 AM 55.9 °F 53.1 °F 90% 29.83 in 2.5 mi SSW 3.5 mph - 0.54 in Rain Rain
7:10 AM 55.4 °F 53.6 °F 94% 29.82 in 4.0 mi Calm Calm - 0.06 in Rain Light Rain
7:21 AM 55.4 °F 53.6 °F 94% 29.83 in 3.0 mi West 6.9 mph - 0.08 in Rain Rain
7:42 AM 55.4 °F 51.8 °F 88% 29.83 in 5.0 mi WNW 4.6 mph - 0.13 in Rain Light Rain
7:51 AM 55.9 °F 53.1 °F 90% 29.83 in 7.0 mi NNW 3.5 mph - 0.13 in Rain Light Rain
8:08 AM 55.4 °F 51.8 °F 88% 29.83 in 7.0 mi Calm Calm - 0.00 in   Overcast
8:27 AM 55.4 °F 51.8 °F 88% 29.84 in 5.0 mi Calm Calm - 0.00 in Rain Light Rain
8:44 AM 55.4 °F 53.6 °F 94% 29.85 in 2.0 mi Calm Calm - 0.03 in Rain Rain
8:51 AM 55.0 °F 53.1 °F 93% 29.85 in 1.8 mi Calm Calm - 0.05 in Rain Rain
8:55 AM 55.4 °F 53.6 °F 94% 29.85 in 4.0 mi Calm Calm - 0.00 in Rain Rain
9:19 AM 55.4 °F 53.6 °F 94% 29.85 in 2.0 mi SE 3.5 mph - 0.03 in Rain Rain
9:24 AM 55.4 °F 53.6 °F 94% 29.85 in 3.0 mi Calm Calm - 0.05 in Rain Rain
9:51 AM 55.9 °F 53.1 °F 90% 29.85 in 4.0 mi Calm Calm - 0.09 in Rain Rain
10:51 AM 55.9 °F 53.1 °F 90% 29.84 in 10.0 mi South 3.5 mph - 0.02 in   Overcast
11:45 AM 55.4 °F 53.6 °F 94% 29.83 in 2.5 mi SW 8.1 mph - 0.07 in Rain Light Rain
11:51 AM 55.9 °F 53.1 °F 90% 29.83 in 3.0 mi WSW 6.9 mph - 0.12 in Rain Heavy Rain
12:11 PM 55.4 °F 51.8 °F 88% 29.81 in 7.0 mi Calm Calm - 0.03 in Rain Light Rain
12:51 PM 57.9 °F 51.1 °F 78% 29.80 in 10.0 mi West 3.5 mph - 0.04 in   Mostly Cloudy
1:51 PM 59.0 °F 48.0 °F 67% 29.78 in 10.0 mi WNW 8.1 mph - N/A   Overcast
2:51 PM 57.9 °F 46.0 °F 65% 29.78 in 10.0 mi WNW 10.4 mph - N/A   Overcast
3:51 PM 57.9 °F 44.1 °F 60% 29.77 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy
4:51 PM 57.0 °F 43.0 °F 59% 29.79 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
5:51 PM 57.0 °F 42.1 °F 57% 29.79 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
6:51 PM 57.0 °F 42.1 °F 57% 29.79 in 10.0 mi WNW 8.1 mph - N/A   Mostly Cloudy
7:51 PM 57.0 °F 41.0 °F 55% 29.80 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
8:51 PM 55.9 °F 39.0 °F 53% 29.80 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
9:51 PM 55.9 °F 39.9 °F 55% 29.80 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
10:51 PM 55.9 °F 37.9 °F 51% 29.80 in 10.0 mi WNW 11.5 mph - N/A   Mostly Cloudy
11:51 PM 55.9 °F 37.9 °F 51% 29.81 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy