Knoxville, TN

4:53 AM EDT on May 30, 2017 (GMT -0400)
McGhee Tyson

Weather History for KTYS - September, 2012

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Saturday, September 22, 2012

  Actual Average Record
Temperature  
Mean Temperature 70 °F 69 °F  
Max Temperature 82 °F 80 °F 96 °F (1931)
Min Temperature 58 °F 58 °F 38 °F (1983)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 2 7  
Since 1 July heating degree days 2 7  
Cooling Degree Days 5 5  
Month to date cooling degree days 168 175  
Year to date cooling degree days 1687 1456  
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 55 °F    
Average Humidity 60    
Maximum Humidity 84    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.11 in 3.16 in (1907)
Month to date precipitation 7.64 2.36  
Year to date precipitation 43.62 35.96  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 10 mph (WSW)    
Max Wind Speed 21 mph    
Max Gust Speed 26 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Sep. 22, 2012 Rise Set
Actual Time 7:24 AM EDT 7:32 PM EDT
Civil Twilight 6:58 AM EDT 7:57 PM EDT
Nautical Twilight 6:28 AM EDT 8:27 PM EDT
Astronomical Twilight 5:58 AM EDT 8:57 PM EDT
Moon 2:29 PM EDT (9/22) No Moon Set
Length of Visible Light 12h 58m
Length of Day
12h 07m
Waxing Crescent, 48% of the Moon is Illuminated
Sep 22
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 68.0 °F - 57.9 °F 70% 29.94 in 10.0 mi WSW 10.4 mph - N/A   Overcast
1:53 AM 66.0 °F - 57.0 °F 73% 29.94 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
2:53 AM 66.9 °F - 57.9 °F 73% 29.95 in 10.0 mi SW 9.2 mph - N/A   Overcast
3:53 AM 66.9 °F - 57.9 °F 73% 29.95 in 10.0 mi WSW 9.2 mph - N/A   Overcast
4:53 AM 63.0 °F - 57.0 °F 81% 29.96 in 10.0 mi SW 5.8 mph - N/A   Scattered Clouds
5:53 AM 64.9 °F - 57.9 °F 78% 29.96 in 10.0 mi SW 9.2 mph - N/A   Overcast
6:53 AM 64.9 °F - 57.9 °F 78% 29.96 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
7:53 AM 66.0 °F - 57.9 °F 75% 29.98 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
8:53 AM 69.1 °F - 60.1 °F 73% 29.98 in 10.0 mi SW 10.4 mph - N/A   Clear
9:53 AM 73.0 °F - 61.0 °F 66% 29.98 in 10.0 mi SW 17.3 mph - N/A   Clear
10:53 AM 75.0 °F - 61.0 °F 62% 29.97 in 10.0 mi SW 17.3 mph - N/A   Partly Cloudy
11:53 AM 77.0 °F - 62.1 °F 60% 29.97 in 10.0 mi SW 17.3 mph - N/A   Scattered Clouds
12:53 PM 79.0 °F - 62.1 °F 56% 29.96 in 10.0 mi SW 16.1 mph 21.9 mph N/A   Scattered Clouds
1:53 PM 79.0 °F - 61.0 °F 54% 29.95 in 10.0 mi WSW 17.3 mph - N/A   Mostly Cloudy
2:53 PM 79.0 °F - 61.0 °F 54% 29.94 in 10.0 mi WSW 13.8 mph - N/A   Scattered Clouds
3:53 PM 81.0 °F 80.8 °F 55.9 °F 42% 29.93 in 10.0 mi West 12.7 mph 20.7 mph N/A   Scattered Clouds
4:53 PM 80.1 °F - 50.0 °F 35% 29.95 in 10.0 mi WNW 11.5 mph 23.0 mph N/A   Partly Cloudy
5:53 PM 78.1 °F - 48.9 °F 36% 29.97 in 10.0 mi WNW 12.7 mph - N/A   Partly Cloudy
6:53 PM 73.9 °F - 50.0 °F 43% 30.00 in 10.0 mi WNW 10.4 mph - N/A   Scattered Clouds
7:53 PM 71.1 °F - 46.9 °F 42% 30.02 in 10.0 mi NW 9.2 mph - N/A   Scattered Clouds
8:53 PM 68.0 °F - 46.0 °F 45% 30.04 in 10.0 mi NW 3.5 mph - N/A   Partly Cloudy
9:53 PM 66.9 °F - 44.1 °F 44% 30.06 in 10.0 mi NW 3.5 mph - N/A   Partly Cloudy
10:53 PM 63.0 °F - 46.0 °F 54% 30.07 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:53 PM 61.0 °F - 48.0 °F 62% 30.07 in 10.0 mi Calm Calm - N/A   Partly Cloudy