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 |
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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 |
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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 | 4.9 | 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 |
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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