Weather History for Chattanooga, TN

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Monday, February 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 44 °F 45 °F  
Max Temperature 61 °F 56 °F 75 °F (1911)
Min Temperature 26 °F 35 °F 1 °F (1958)
Degree Days  
Heating Degree Days 21 20  
Month to date heating degree days 380 392  
Since 1 July heating degree days 2118 2437  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 2 0  
Moisture  
Dew Point 26 °F    
Average Humidity 61    
Maximum Humidity 92    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.17 in 2.34 in (1940)
Month to date precipitation 1.25 3.08  
Year to date precipitation 10.99 7.99  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.3 0.4  
Since 1 July snowfall 0.3 2.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 7 mph (South)    
Max Wind Speed 21 mph    
Max Gust Speed 31 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 18, 2013 Rise Set
Actual Time 7:23 AM EST 6:26 PM EST
Civil Twilight 6:57 AM EST 6:52 PM EST
Nautical Twilight 6:27 AM EST 7:22 PM EST
Astronomical Twilight 5:58 AM EST 7:51 PM EST
Moon 12:18 PM EST (2/18) 1:56 AM EST (2/18)
Length of Visible Light 11h 54m
Length of Day
11h 03m
First Quarter, 58% of the Moon is Illuminated
Feb 18
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 30.9 °F 23.0 °F 72% 30.28 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 30.9 °F 23.0 °F 72% 30.28 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 28.9 °F 23.0 °F 78% 30.27 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 28.0 °F 26.1 °F 92% 30.27 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 28.0 °F 25.0 °F 88% 30.28 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 27.0 °F 24.1 °F 89% 30.30 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 26.6 °F 24.8 °F 93% 30.29 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 28.0 °F 24.1 °F 85% 30.32 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:53 AM 33.8 °F 26.6 °F 75% 30.32 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 41.0 °F 25.0 °F 53% 30.33 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 AM 46.9 °F 23.0 °F 39% 30.32 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
11:53 AM 51.1 °F 24.1 °F 35% 30.28 in 10.0 mi South 6.9 mph 16.1 mph N/A   Mostly Cloudy
12:53 PM 55.0 °F 27.0 °F 34% 30.24 in 10.0 mi South 12.7 mph 20.7 mph N/A   Mostly Cloudy
1:53 PM 55.9 °F 28.0 °F 34% 30.20 in 10.0 mi South 10.4 mph 23.0 mph N/A   Mostly Cloudy
2:53 PM 59.0 °F 28.9 °F 32% 30.17 in 10.0 mi South 13.8 mph - N/A   Scattered Clouds
3:53 PM 60.1 °F 28.9 °F 31% 30.13 in 10.0 mi South 15.0 mph 23.0 mph N/A   Scattered Clouds
4:53 PM 60.1 °F 28.0 °F 30% 30.11 in 10.0 mi South 15.0 mph 23.0 mph N/A   Scattered Clouds
5:53 PM 57.9 °F 27.0 °F 31% 30.09 in 10.0 mi South 13.8 mph 27.6 mph N/A   Mostly Cloudy
6:53 PM 57.0 °F 27.0 °F 32% 30.08 in 10.0 mi SSE 10.4 mph - N/A   Mostly Cloudy
7:53 PM 55.9 °F 27.0 °F 33% 30.08 in 10.0 mi SSE 10.4 mph - N/A   Overcast
8:53 PM 55.0 °F 27.0 °F 34% 30.07 in 10.0 mi South 10.4 mph 23.0 mph N/A   Overcast
9:53 PM 53.1 °F 26.1 °F 35% 30.06 in 10.0 mi SSE 16.1 mph 24.2 mph N/A   Mostly Cloudy
10:53 PM 52.0 °F 27.0 °F 38% 30.05 in 10.0 mi South 16.1 mph 27.6 mph N/A   Mostly Cloudy
11:53 PM 52.0 °F 26.1 °F 37% 30.01 in 10.0 mi SSE 17.3 mph 26.5 mph N/A   Overcast