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Chattanooga

The tables below display average monthly climate and weather indicators in Chattanooga Tennessee.

Temperature by: Fahrenheit / Centigrade

Chattanooga Temperature Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Avg. Temperature 37.4 41.8 50.4 59.1 66.9 75.2 78.7 77.9 72.4 60.4 50.5 41.1 59.3
Avg. Max Temperature 46.8 52.4 61.8 71.4 78.5 86.4 89.0 88.2 82.1 72.0 61.1 50.8 70.0
Avg. Min Temperature 28.0 31.1 39.0 46.8 55.4 63.9 68.3 67.7 62.6 48.9 39.9 31.2 48.6
Days with Max Temp of 90 F or Higher 0.0 0.0 0.0 < 0.5 2.0 10.0 17.0 14.0 5.0 < 0.5 0.0 0.0 49.0
Days with Min Temp Below Freezing 19.0 15.0 8.0 1.0 0.0 0.0 0.0 0.0 0.0 1.0 10.0 17.0 72.0
  
Chattanooga Heating and Cooling Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Heating Degree Days 856 650 453 196 57.0 0.0 0.0 0.0 9.0 190 435 741 3587
Cooling Degree Days 0.0 0.0 0.0 19.0 116 306 425 400 231 47.0 0.0 0.0 1544
  
Chattanooga Precipitation Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Precipitation (inches) 4.9 4.8 6.0 4.3 4.4 3.5 4.8 3.5 4.2 3.2 4.6 5.2 53.5
Days with Precipitation 0.01 inch or More 12.0 10.0 12.0 10.0 10.0 10.0 12.0 10.0 8.0 7.0 9.0 11.0 121
Monthly Snowfall (inches) 1.7 1.2 0.7 0.1 < 0.05 < 0.05 0.0 0.0 0.0 < 0.05 0.0 0.6 4.3
  
Other Chattanooga Weather Indicators Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Average Wind Speed 6.9 7.3 7.7 7.3 5.9 5.3 5.0 4.6 4.9 4.9 6.0 6.4 6.0
Clear Days 7.0 7.0 8.0 9.0 9.0 8.0 7.0 8.0 10.0 13.0 10.0 8.0 104
Partly Cloudy Days 7.0 6.0 8.0 8.0 10.0 12.0 13.0 13.0 10.0 8.0 7.0 6.0 106
Cloudy Days 17.0 15.0 16.0 13.0 12.0 10.0 11.0 10.0 11.0 10.0 13.0 17.0 155
Percent of Possible Sunshine 43.0 49.0 53.0 61.0 65.0 65.0 62.0 63.0 64.0 63.0 53.0 44.0 57.0
Avg. Relative Humidity 75.0 71.5 69.0 67.5 67.5 70.0 72.0 74.0 74.0 73.0 69.0 69.5 74.0

Weather information for other cities in Tennessee
• Bristol - Johnson City Weather
• Knoxville Weather
• Memphis Weather
• Nashville Weather
• Oak Ridge Weather

 


 

Portions of this site are based on the CIA World Fact Book, a public-domain work
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