Weather History for Knoxville, TN

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Saturday, February 19, 2011

  Actual Average Record
Temperature  
Mean Temperature 52 °F 43 °F  
Max Temperature 64 °F 54 °F 78 °F (1939)
Min Temperature 40 °F 33 °F 3 °F (1958)
Degree Days  
Heating Degree Days 13 22  
Month to date heating degree days 426 452  
Since 1 July heating degree days 2881 2714  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 28 °F    
Average Humidity 55    
Maximum Humidity 96    
Minimum Humidity 14    
Precipitation  
Precipitation T in 0.15 in 1.55 in (1924)
Month to date precipitation 0.73 2.89  
Year to date precipitation 4.15 7.21  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.8 1.2  
Since 1 July snowfall 12.3 4.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.26 in    
Wind  
Wind Speed 6 mph (NNE)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 19, 2011 Rise Set
Actual Time 7:18 AM EST 6:21 PM EST
Civil Twilight 6:52 AM EST 6:47 PM EST
Nautical Twilight 6:22 AM EST 7:17 PM EST
Astronomical Twilight 5:53 AM EST 7:46 PM EST
Moon 8:20 PM EST (2/19) 7:45 AM EST (2/19)
Length of Visible Light 11h 54m
Length of Day
11h 02m
Full, 97% of the Moon is Illuminated
Feb 19
Full
Feb 24
Last Quarter
Mar 4
New
Mar 12
First Quarter
Mar 19
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 54.0 °F - 46.9 °F 77% 30.21 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
1:53 AM 51.1 °F - 48.0 °F 89% 30.22 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
2:53 AM 48.0 °F - 46.0 °F 93% 30.22 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
3:53 AM 48.0 °F - 46.0 °F 93% 30.23 in 8.0 mi ENE 3.5 mph - N/A   Overcast
4:29 AM 46.4 °F - 44.6 °F 93% 30.24 in 1.5 mi Calm Calm - N/A   Clear
4:31 AM 46.4 °F - 44.6 °F 93% 30.25 in 1.2 mi Calm Calm - N/A   Partly Cloudy
4:53 AM 46.0 °F - 44.1 °F 93% 30.24 in 2.0 mi Calm Calm - N/A   Partly Cloudy
5:02 AM 46.4 °F - 44.6 °F 93% 30.25 in 5.0 mi Calm Calm - N/A   Partly Cloudy
5:53 AM 43.0 °F 41.3 °F 41.0 °F 93% 30.25 in 6.0 mi NE 3.5 mph - N/A   Clear
6:53 AM 43.0 °F 37.7 °F 32.0 °F 65% 30.28 in 10.0 mi NNE 9.2 mph - N/A   Clear
7:53 AM 43.0 °F 37.7 °F 28.9 °F 58% 30.30 in 10.0 mi NNE 9.2 mph - N/A   Clear
8:53 AM 48.0 °F - 28.0 °F 46% 30.34 in 10.0 mi NNE 9.2 mph - N/A   Clear
9:53 AM 52.0 °F - 27.0 °F 38% 30.36 in 10.0 mi NNE 6.9 mph - N/A   Partly Cloudy
10:53 AM 55.9 °F - 23.0 °F 28% 30.37 in 10.0 mi NNE 8.1 mph - N/A   Clear
11:53 AM 57.9 °F - 17.1 °F 20% 30.32 in 10.0 mi NNE 11.5 mph - N/A   Scattered Clouds
12:53 PM 57.9 °F - 19.9 °F 23% 30.30 in 10.0 mi North 12.7 mph - N/A   Scattered Clouds
1:53 PM 61.0 °F - 12.9 °F 15% 30.27 in 10.0 mi NE 8.1 mph - N/A   Overcast
2:53 PM 61.0 °F - 12.9 °F 15% 30.25 in 10.0 mi NE 6.9 mph - N/A   Mostly Cloudy
3:53 PM 62.1 °F - 12.0 °F 14% 30.24 in 10.0 mi NE 10.4 mph - N/A   Mostly Cloudy
4:53 PM 60.1 °F - 14.0 °F 16% 30.25 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
5:53 PM 59.0 °F - 15.1 °F 18% 30.25 in 10.0 mi NE 4.6 mph - N/A   Mostly Cloudy
6:53 PM 57.0 °F - 18.0 °F 22% 30.25 in 10.0 mi NE 4.6 mph - N/A   Mostly Cloudy
7:53 PM 55.9 °F - 16.0 °F 21% 30.26 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
8:53 PM 53.1 °F - 18.0 °F 25% 30.25 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
9:53 PM 51.1 °F - 21.9 °F 32% 30.25 in 10.0 mi NNE 4.6 mph - N/A   Overcast
10:53 PM 50.0 °F - 19.0 °F 29% 30.24 in 10.0 mi NNE 5.8 mph - N/A   Partly Cloudy
11:53 PM 46.9 °F - 19.9 °F 34% 30.23 in 10.0 mi NE 6.9 mph - N/A   Clear