Weather History for South Lake Tahoe, CA

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Wednesday, September 19, 2012

  Actual Average Record
Temperature  
Mean Temperature 58 °F 53 °F  
Max Temperature 79 °F 73 °F 82 °F (2000)
Min Temperature 36 °F 34 °F 22 °F (1978)
Degree Days  
Heating Degree Days 7 12  
Month to date heating degree days 131 182  
Since 1 July heating degree days 318 478  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 30 30  
Growing Degree Days 7 (Base 50)    
Moisture  
Dew Point 33 °F    
Average Humidity 47    
Maximum Humidity 76    
Minimum Humidity 18    
Precipitation  
Precipitation 0.00 in - 1.24 in (1959)
Month to date precipitation 0.16  
Year to date precipitation 11.06  
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 2 mph (ENE)    
Max Wind Speed 12 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 19, 2012 Rise Set
Actual Time 6:45 AM PDT 7:00 PM PDT
Civil Twilight 6:18 AM PDT 7:27 PM PDT
Nautical Twilight 5:47 AM PDT 7:58 PM PDT
Astronomical Twilight 5:15 AM PDT 8:30 PM PDT
Moon 10:58 AM PDT (9/19) 9:17 PM PDT (9/19)
Length of Visible Light 13h 08m
Length of Day
12h 15m
Waxing Crescent, 18% of the Moon is Illuminated
Sep 19
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
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 46.0 °F - 32.0 °F 58% 30.18 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 44.1 °F 42.5 °F 32.0 °F 63% 30.18 in 10.0 mi South 3.5 mph - N/A   Clear
2:53 AM 42.1 °F - 30.9 °F 65% 30.18 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 39.9 °F - 30.9 °F 70% 30.18 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 37.9 °F 35.5 °F 30.0 °F 73% 30.19 in 10.0 mi South 3.5 mph - N/A   Clear
5:53 AM 37.9 °F - 30.0 °F 73% 30.21 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 37.0 °F 34.5 °F 30.0 °F 76% 30.23 in 10.0 mi SSW 3.5 mph - N/A   Clear
7:53 AM 39.9 °F 37.8 °F 30.9 °F 70% 30.25 in 10.0 mi South 3.5 mph - N/A   Clear
8:53 AM 53.1 °F - 33.1 °F 47% 30.23 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 64.9 °F - 37.9 °F 37% 30.19 in 10.0 mi ENE 3.5 mph - N/A   Clear
10:53 AM 71.1 °F - 37.9 °F 30% 30.18 in 10.0 mi NNE 8.1 mph - N/A   Clear
11:53 AM 73.9 °F - 35.1 °F 24% 30.17 in 10.0 mi NNE 6.9 mph - N/A   Clear
12:53 PM 73.9 °F - 39.0 °F 28% 30.16 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 75.0 °F - 37.0 °F 25% 30.14 in 10.0 mi NNE 5.8 mph - N/A   Clear
2:53 PM 77.0 °F - 32.0 °F 19% 30.13 in 10.0 mi Variable 3.5 mph - N/A   Clear
3:53 PM 77.0 °F - 30.0 °F 18% 30.12 in 10.0 mi NNE 8.1 mph - N/A   Clear
4:53 PM 75.9 °F - 34.0 °F 22% 30.13 in 10.0 mi NE 6.9 mph - N/A   Clear
5:53 PM 71.6 °F - 33.8 °F 25% 30.27 in 10.0 mi Variable 3.5 mph - N/A   Clear
6:53 PM 66.9 °F - 33.1 °F 28% 30.17 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 60.1 °F - 33.1 °F 36% 30.20 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 57.9 °F - 33.1 °F 39% 30.19 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 55.0 °F - 33.1 °F 43% 30.18 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 51.1 °F - 33.1 °F 50% 30.18 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 48.0 °F - 32.0 °F 54% 30.17 in 10.0 mi Calm Calm - N/A   Clear