Weather History for Chattanooga, TN

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Tuesday, February 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 46 °F 44 °F  
Max Temperature 53 °F 54 °F 76 °F (1938)
Min Temperature 38 °F 33 °F 1 °F (1899)
Degree Days  
Heating Degree Days 19 21  
Month to date heating degree days 241 269  
Since 1 July heating degree days 1979 2314  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 2 0  
Moisture  
Dew Point 35 °F    
Average Humidity 65    
Maximum Humidity 89    
Minimum Humidity 41    
Precipitation  
Precipitation 0.05 in 0.17 in 3.35 in (1948)
Month to date precipitation 1.20 2.04  
Year to date precipitation 10.94 6.95  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.3 0.3  
Since 1 July snowfall 0.3 2.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 5 mph (North)    
Max Wind Speed 16 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 12, 2013 Rise Set
Actual Time 7:29 AM EST 6:20 PM EST
Civil Twilight 7:03 AM EST 6:46 PM EST
Nautical Twilight 6:33 AM EST 7:16 PM EST
Astronomical Twilight 6:04 AM EST 7:46 PM EST
Moon 8:34 AM EST (2/12) 9:11 PM EST (2/12)
Length of Visible Light 11h 43m
Length of Day
10h 51m
Waxing Crescent, 7% of the Moon is Illuminated
Feb 12
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

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 44.1 °F - 37.9 °F 79% 30.14 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 44.1 °F - 37.9 °F 79% 30.13 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 43.0 °F 41.3 °F 39.0 °F 86% 30.16 in 10.0 mi NW 3.5 mph - N/A   Clear
3:53 AM 43.0 °F 41.3 °F 37.9 °F 82% 30.14 in 10.0 mi NNW 3.5 mph - N/A   Clear
4:53 AM 45.0 °F - 36.0 °F 71% 30.13 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 44.1 °F - 33.1 °F 65% 30.16 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 39.0 °F 36.8 °F 35.1 °F 86% 30.16 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
7:53 AM 39.0 °F 34.0 °F 33.1 °F 79% 30.16 in 10.0 mi North 6.9 mph - N/A   Scattered Clouds
8:53 AM 45.0 °F 39.7 °F 34.0 °F 65% 30.13 in 10.0 mi NNE 10.4 mph - N/A   Scattered Clouds
9:53 AM 50.0 °F - 32.0 °F 50% 30.14 in 10.0 mi North 9.2 mph - N/A   Scattered Clouds
10:53 AM 51.1 °F - 30.0 °F 44% 30.09 in 10.0 mi NE 10.4 mph - N/A   Mostly Cloudy
11:53 AM 52.0 °F - 28.9 °F 41% 30.11 in 10.0 mi NNE 8.1 mph - N/A   Mostly Cloudy
12:53 PM 51.1 °F - 28.9 °F 43% 30.09 in 10.0 mi NNE 8.1 mph - N/A   Mostly Cloudy
1:53 PM 51.1 °F - 30.9 °F 46% 30.07 in 10.0 mi North 5.8 mph - N/A   Overcast
2:53 PM 52.0 °F - 30.9 °F 45% 30.03 in 10.0 mi North 8.1 mph - N/A   Overcast
3:53 PM 52.0 °F - 30.9 °F 45% 30.03 in 10.0 mi NNE 6.9 mph - N/A   Overcast
4:53 PM 50.0 °F - 33.1 °F 52% 29.97 in 10.0 mi North 8.1 mph - N/A   Overcast
5:53 PM 50.0 °F - 34.0 °F 54% 30.01 in 10.0 mi Calm Calm - 0.00 in   Overcast
6:53 PM 46.0 °F 42.5 °F 39.9 °F 79% 29.95 in 7.0 mi NNE 6.9 mph - 0.03 in Rain Rain
7:53 PM 46.0 °F 43.9 °F 39.9 °F 79% 29.96 in 10.0 mi North 4.6 mph - 0.01 in Rain Light Rain
8:53 PM 46.0 °F - 41.0 °F 83% 29.94 in 10.0 mi Calm Calm - 0.00 in   Overcast
9:53 PM 45.0 °F 42.6 °F 41.0 °F 86% 29.91 in 10.0 mi North 4.6 mph - 0.01 in Rain Light Rain
10:53 PM 45.0 °F 43.5 °F 39.9 °F 82% 29.90 in 10.0 mi NE 3.5 mph - 0.00 in Rain Light Rain
11:53 PM 45.0 °F 43.5 °F 41.0 °F 86% 29.86 in 10.0 mi NE 3.5 mph - 0.00 in   Overcast