Weather History for South Lake Tahoe, CA

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Tuesday, July 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 60 °F 62 °F  
Max Temperature 85 °F 82 °F 90 °F (1978)
Min Temperature 35 °F 42 °F 31 °F (1987)
Degree Days  
Heating Degree Days 5 4  
Month to date heating degree days 114 142  
Since 1 June heating degree days 426 448  
Since 1 July heating degree days 114 138  
Cooling Degree Days 0 1  
Month to date cooling degree days 5 18  
Year to date cooling degree days 5 19  
Since 1 June cooling degree days 5 19  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 32 °F    
Average Humidity 46    
Maximum Humidity 82    
Minimum Humidity 9    
Precipitation  
Precipitation 0.00 in - 0.76 in (2003)
Month to date precipitation 0.41  
Year to date precipitation 10.73  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 4 mph (South)    
Max Wind Speed 20 mph    
Max Gust Speed 31 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jul. 31, 2012 Rise Set
Actual Time 6:00 AM PDT 8:11 PM PDT
Civil Twilight 5:30 AM PDT 8:41 PM PDT
Nautical Twilight 4:54 AM PDT 9:17 PM PDT
Astronomical Twilight 4:14 AM PDT 9:57 PM PDT
Moon 7:04 PM PDT 4:27 AM PDT
Length of Visible Light 15h 10m
Length of Day
14h 10m
Waxing Gibbous, 98% of the Moon is Illuminated
Jul 31
Waxing Gibbous
Aug 1
Full
Aug 9
Last Quarter
Aug 17
New
Aug 24
First Quarter

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 46.9 °F - 36.0 °F 66% 30.10 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 44.1 °F 42.5 °F 35.1 °F 71% 30.11 in 10.0 mi SSW 3.5 mph - N/A   Clear
2:53 AM 42.1 °F - 34.0 °F 73% 30.10 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 39.9 °F - 32.0 °F 73% 30.10 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 37.9 °F - 32.0 °F 79% 30.12 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 37.0 °F 34.5 °F 30.9 °F 79% 30.13 in 10.0 mi South 3.5 mph - N/A   Clear
6:53 AM 37.0 °F - 30.9 °F 79% 30.14 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 46.0 °F 44.8 °F 30.9 °F 56% 30.15 in 10.0 mi South 3.5 mph - N/A   Clear
8:53 AM 61.0 °F - 34.0 °F 36% 30.13 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 70.0 °F - 36.0 °F 29% 30.11 in 10.0 mi NE 4.6 mph - N/A   Clear
10:53 AM 73.0 °F - 37.0 °F 27% 30.11 in 10.0 mi NNE 5.8 mph - N/A   Clear
11:53 AM 75.2 °F - 35.6 °F 24% 30.28 in 10.0 mi NNE 9.2 mph - N/A   Clear
12:53 PM 79.0 °F - 33.1 °F 19% 30.10 in 10.0 mi NNE 8.1 mph - N/A   Clear
1:53 PM 82.9 °F - 17.1 °F 9% 30.09 in 10.0 mi South 6.9 mph 24.2 mph N/A   Clear
2:53 PM 84.0 °F - 19.9 °F 9% 30.09 in 10.0 mi South 11.5 mph 23.0 mph N/A   Clear
3:53 PM 84.9 °F - 19.0 °F 9% 30.08 in 10.0 mi South 15.0 mph 18.4 mph N/A   Clear
4:53 PM 82.4 °F - 21.2 °F 10% 30.24 in 10.0 mi South 15.0 mph 19.6 mph N/A   Clear
5:53 PM 80.6 °F - 26.6 °F 14% 30.25 in 10.0 mi SSW 12.7 mph - N/A   Clear
6:53 PM 75.9 °F - 33.1 °F 21% 30.12 in 10.0 mi SSW 11.5 mph - N/A   Clear
7:53 PM 71.6 °F - 37.4 °F 29% 30.27 in 10.0 mi South 8.1 mph - N/A   Clear
8:53 PM 64.0 °F - 37.9 °F 38% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 62.6 °F - 37.4 °F 39% 30.30 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 55.9 °F - 37.9 °F 51% 30.13 in 10.0 mi North - - N/A   Clear
11:53 PM 51.1 °F - 37.0 °F 59% 30.15 in 10.0 mi SSW 3.5 mph - N/A   Clear