Chattanooga, TN Weather and Climate
Chattanooga, Tennessee, generally experiences sultry summers and cool, damp winters, giving it a great vacationing atmosphere. These seasons allow for visitors to appropriately prepare for upcoming conditions and enjoy their time in Chattanooga.
Chattanooga springs offer an array of temperatures and precipitation, so it's best to keep watch on the forecasts if you visit the city at this time. In March, temperatures reach a maximum of almost 62 degrees Fahrenheit, and by the end of spring, maximum temperatures range from the high 70s to the mid-80s. The most springtime precipitation occurs in March with a monthly average of 6 inches. March also brings almost an inch of snowfall for the month. If you're visiting Chattanooga in the spring, it would be best to bring a variety of attire, including rain and snow gear, warm clothes and lighter clothes, and coats as well as light jackets.
The best time for outdoor recreational activities in Chattanooga is during the summer months. Chattanooga temperatures reach their high with an average of 89 degrees Fahrenheit in July. July is also the wettest month of the summer, bringing in 4.8 inches of precipitation. Thunderstorms are also frequent with some occasional severe weather. Chattanooga summers are characteristically humid as well, with the average relative humidity being in the 70s throughout the season. Temperatures do tend to peak above 90 degrees Fahrenheit as well: approximately 46 days out of the three and a half months of summer reach 90 degrees Fahrenheit or above. If you're visiting Chattanooga in the summertime, you'll want to pack light clothing along with sun block, sunglasses, and bathing suits.
Chattanooga's autumn temperatures drop quite far from the summer averages, but the cooler temperatures are certainly pleasant after a hot, humid summer. In October and November, you can expect temperatures to range from 50 to 60 degrees Fahrenheit with the average high not reaching above 72 degrees Fahrenheit. While you can expect cooler temperatures during Chattanooga's autumns, snowfall during this season is rare. October brings less than a half inch of snowfall, while December only brings a little more than a half inch. Precipitation averages, however, steadily rise as the season goes on, starting with an average 4.2 inches in September and finishing with 5.2 inches in December. When visiting Chattanooga in the autumn, you'll need to pack heavier clothes, jackets, and coats. You'll also want to be prepared for rain and drizzle.
If you're planning to spend Christmas or New Year's in Chattanooga, you can expect traditionally cold winter temperatures. Winter begins in December with an average temperature of 41 degrees Fahrenheit and wraps up in March with an average of 50 degrees Fahrenheit. Snowfall during the wintertime in Chattanooga is common, with monthly averages reaching 1.7 inches in January. Snow is actually rare in the city proper and in adjacent valleys, but snowfall occurs more frequently at higher elevations in the north and west of Chattanooga. Overall precipitation is high throughout the winter with monthly averages reaching 4.9 inches in January and 4.8 in February. With the cooler temperatures and higher chances of snowfall, you'll want to pack warmer, heavier clothes and shoes.