Weather History for Clarksville, TN

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Wednesday, December 21, 2011

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 64 °F - 73 °F (2013)
Min Temperature 39 °F - -5 °F (1989)
Degree Days  
Heating Degree Days 13    
Month to date heating degree days 477  
Since 1 July heating degree days 1160  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Growing Degree Days 1 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 86    
Maximum Humidity 100    
Minimum Humidity 71    
Precipitation  
Precipitation 0.53 in - 3.44 in (1990)
Month to date precipitation 4.63  
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 8 mph (SW)    
Max Wind Speed 23 mph    
Max Gust Speed 29 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 21, 2011 Rise Set
Actual Time 6:58 AM CST 4:37 PM CST
Civil Twilight 6:29 AM CST 5:06 PM CST
Nautical Twilight 5:56 AM CST 5:38 PM CST
Astronomical Twilight 5:25 AM CST 6:10 PM CST
Moon 3:32 AM CST (12/21) 1:55 PM CST (12/21)
Length of Visible Light 10h 37m
Length of Day
9h 39m
Waning Crescent, 12% of the Moon is Illuminated
Dec 21
Waning Crescent
Dec 24
New
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:02 AM 62.6 °F - 59.0 °F 88% 29.78 in 10.0 mi South 11.5 mph 23.0 mph N/A   Overcast
12:52 AM 63.0 °F - 59.0 °F 87% 29.75 in 10.0 mi South 12.7 mph 21.9 mph N/A   Mostly Cloudy
1:48 AM 62.6 °F - 59.0 °F 88% 29.76 in 7.0 mi South 15.0 mph - 0.03 in Rain Light Rain
1:52 AM 62.1 °F - 59.0 °F 90% 29.75 in 6.0 mi South 12.7 mph 23.0 mph 0.04 in Rain Light Rain
2:13 AM 62.6 °F - 60.8 °F 94% 29.74 in 4.0 mi South 10.4 mph - 0.09 in Rain Rain
2:24 AM 60.8 °F - 60.8 °F 100% 29.74 in 5.0 mi SSW 8.1 mph - 0.11 in Rain Light Rain
2:31 AM 60.8 °F - 60.8 °F 100% 29.74 in 3.0 mi West 9.2 mph - 0.17 in Rain Light Rain
2:35 AM 60.8 °F - 60.8 °F 100% 29.76 in 1.8 mi West 15.0 mph 19.6 mph 0.25 in Rain Heavy Rain
2:39 AM 60.8 °F - 60.8 °F 100% 29.75 in 0.8 mi WSW 8.1 mph 19.6 mph 0.42 in Rain Heavy Rain
2:44 AM 60.8 °F - 60.8 °F 100% 29.75 in 1.0 mi WSW 10.4 mph - 0.45 in Rain Rain
2:52 AM 61.0 °F - 60.1 °F 97% 29.74 in 3.0 mi South 10.4 mph - 0.48 in Rain Light Rain
3:52 AM 62.1 °F - 60.1 °F 93% 29.74 in 10.0 mi SW 9.2 mph - 0.01 in   Overcast
4:19 AM 62.6 °F - 60.8 °F 94% 29.76 in 10.0 mi WSW 8.1 mph 16.1 mph N/A   Overcast
4:29 AM 62.6 °F - 59.0 °F 88% 29.76 in 10.0 mi WSW 8.1 mph 17.3 mph N/A   Mostly Cloudy
4:52 AM 60.1 °F - 54.0 °F 80% 29.77 in 10.0 mi WSW 15.0 mph 27.6 mph N/A   Mostly Cloudy
5:52 AM 57.0 °F - 50.0 °F 77% 29.79 in 10.0 mi SW 13.8 mph 20.7 mph N/A   Clear
6:52 AM 54.0 °F - 45.0 °F 72% 29.82 in 10.0 mi WSW 11.5 mph 23.0 mph N/A   Clear
7:52 AM 48.9 °F - 42.1 °F 77% 29.86 in 10.0 mi WSW 12.7 mph 21.9 mph N/A   Clear
8:52 AM 48.0 °F - 41.0 °F 77% 29.90 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
9:25 AM 46.4 °F 40.4 °F 41.0 °F 81% 29.92 in 10.0 mi West 13.8 mph 20.7 mph N/A   Scattered Clouds
9:34 AM 48.2 °F - 41.0 °F 76% 29.92 in 10.0 mi WSW 12.7 mph 19.6 mph N/A   Mostly Cloudy
9:52 AM 48.0 °F - 41.0 °F 77% 29.93 in 10.0 mi WSW 12.7 mph 18.4 mph N/A   Mostly Cloudy
10:52 AM 48.0 °F - 41.0 °F 77% 29.94 in 10.0 mi WSW 9.2 mph - N/A   Overcast
11:52 AM 48.0 °F - 41.0 °F 77% 29.93 in 10.0 mi WSW 8.1 mph - N/A   Overcast
12:52 PM 48.0 °F - 42.1 °F 80% 29.93 in 10.0 mi SSW 8.1 mph - N/A   Overcast
1:52 PM 48.0 °F - 42.1 °F 80% 29.93 in 10.0 mi SW 8.1 mph - N/A   Overcast
2:52 PM 48.9 °F - 41.0 °F 74% 29.93 in 10.0 mi WSW 6.9 mph - N/A   Overcast
3:52 PM 48.0 °F - 41.0 °F 77% 29.94 in 10.0 mi West 6.9 mph - N/A   Overcast
4:52 PM 46.0 °F 44.8 °F 39.9 °F 79% 29.95 in 10.0 mi West 3.5 mph - N/A   Scattered Clouds
5:52 PM 46.0 °F - 39.9 °F 79% 29.98 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:30 PM 46.4 °F - 39.2 °F 76% 29.98 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:52 PM 44.1 °F - 39.9 °F 85% 29.99 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:01 PM 42.8 °F - 39.2 °F 87% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:16 PM 42.8 °F - 39.2 °F 87% 30.00 in 9.0 mi Calm Calm - N/A   Scattered Clouds
7:52 PM 41.0 °F 39.0 °F 39.0 °F 93% 30.02 in 10.0 mi South 3.5 mph - N/A   Clear
8:52 PM 41.0 °F - 39.0 °F 93% 30.02 in 10.0 mi Calm Calm - N/A   Clear
9:52 PM 41.0 °F 39.0 °F 39.9 °F 96% 30.01 in 10.0 mi ENE 3.5 mph - N/A   Clear
10:52 PM 39.0 °F - 37.9 °F 96% 30.03 in 9.0 mi Calm Calm - N/A   Clear
11:52 PM 39.9 °F - 39.0 °F 97% 30.04 in 9.0 mi Calm Calm - N/A   Clear