Weather History for South Lake Tahoe, CA

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Friday, May 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 46 °F 48 °F  
Max Temperature 58 °F 64 °F 84 °F (2008)
Min Temperature 34 °F 33 °F 18 °F (1977)
Degree Days  
Heating Degree Days 19 17  
Month to date heating degree days 247 319  
Since 1 July heating degree days 6631 7209  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 31 °F    
Average Humidity 58    
Maximum Humidity 85    
Minimum Humidity 30    
Precipitation  
Precipitation 0.00 in - 0.39 in (1991)
Month to date precipitation 1.64  
Year to date precipitation 4.58  
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 6 mph (SSW)    
Max Wind Speed 23 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 17, 2013 Rise Set
Actual Time 5:45 AM PDT 8:07 PM PDT
Civil Twilight 5:15 AM PDT 8:38 PM PDT
Nautical Twilight 4:38 AM PDT 9:15 PM PDT
Astronomical Twilight 3:56 AM PDT 9:56 PM PDT
Moon 12:21 PM PDT (5/17) 1:04 AM PDT (5/17)
Length of Visible Light 15h 22m
Length of Day
14h 22m
Waxing Crescent, 46% of the Moon is Illuminated
May 17
Waxing Crescent
May 17
First Quarter
May 24
Full
May 31
Last Quarter
Jun 8
New

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 39.9 °F 37.8 °F 34.0 °F 79% 29.93 in 10.0 mi NNW 3.5 mph - N/A   Partly Cloudy
1:53 AM 39.9 °F - 35.1 °F 83% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 37.9 °F - 34.0 °F 86% 29.91 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 37.9 °F - 32.0 °F 79% 29.91 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 36.0 °F - 30.9 °F 82% 29.92 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 37.9 °F - 33.1 °F 83% 29.93 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 46.9 °F - 34.0 °F 61% 29.91 in 10.0 mi South 9.2 mph - N/A   Clear
8:53 AM 48.9 °F - 33.1 °F 54% 29.91 in 10.0 mi South 9.2 mph 20.7 mph N/A   Partly Cloudy
9:53 AM 51.1 °F - 32.0 °F 48% 29.91 in 10.0 mi South 12.7 mph 19.6 mph N/A   Partly Cloudy
10:53 AM 53.1 °F - 30.9 °F 43% 29.92 in 10.0 mi South 8.1 mph 19.6 mph N/A   Scattered Clouds
12:53 PM 57.0 °F - 28.9 °F 34% 29.92 in 10.0 mi South 15.0 mph 19.6 mph N/A   Scattered Clouds
1:53 PM 57.0 °F - 26.1 °F 30% 29.93 in 10.0 mi SSW 12.7 mph 24.2 mph N/A   Partly Cloudy
2:53 PM 57.0 °F - 27.0 °F 32% 29.94 in 10.0 mi SSW 15.0 mph 27.6 mph N/A   Partly Cloudy
3:53 PM 57.0 °F - 28.0 °F 33% 29.94 in 10.0 mi SSW 10.4 mph 20.7 mph N/A   Clear
4:53 PM 54.0 °F - 27.0 °F 35% 29.97 in 10.0 mi SSW 11.5 mph 23.0 mph N/A   Clear
5:53 PM 53.1 °F - 27.0 °F 37% 29.98 in 10.0 mi South 12.7 mph 23.0 mph N/A   Clear
6:53 PM 50.0 °F - 27.0 °F 41% 30.00 in 10.0 mi SSW 8.1 mph 19.6 mph N/A   Clear
7:53 PM 48.9 °F - 30.9 °F 50% 29.99 in 10.0 mi South 9.2 mph - N/A   Clear
8:53 PM 46.9 °F - 32.0 °F 56% 30.01 in 10.0 mi South 13.8 mph - N/A   Clear
9:53 PM 45.0 °F 40.6 °F 33.1 °F 63% 30.03 in 10.0 mi SSW 8.1 mph - N/A   Clear
10:53 PM 41.0 °F - 32.0 °F 70% 30.05 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 36.0 °F - 28.0 °F 73% 30.05 in 10.0 mi Calm Calm - N/A   Clear