Chattanooga Weather, When to Go and Climate Information

(Chattanooga, Tennessee - TN, USA)

Chattanooga enjoys a moderate climate with four separate seasons. Summer weather in Chattanooga is generally warm and sunny, although the winters are cool, with only occasional light snowfalls.

The delightful spring and autumn seasons are a perfect time to visit Chattanooga, with colourful foliage, sunny days and the occasional rainfall. March also features some wet weather at times.

Summer weather in Chattanooga is usually hot and humid and thunderstorms can develop. During the summer months of June, July and August, temperatures can reach highs of 32°C / 90°F. Night-time temperatures can drop to around 20°C / 68°F.


Winter temperatures usually remain above freezing and snowy weather is occasional and minimal. Daytime temperatures can reach 10°C / 50°F. However, the coldest winter weather in Chattanooga arrives on January, with highs of 8°C / 46°F and lows of -2°C / 28°F.

The average annual rainfall / precipitation in Chattanooga is around 137 cm / 54 inches, and the average snowfall is around 10 cm / 4 inches.

Chattanooga Weather and Climate Chart (Averages)

The following are the normal daily temperature ranges for Chattanooga:

	Maximum	Minimum
January	8°C / 46°F	-2°C / 28°F
February	11°C / 52°F	0°C / 32°F
March	17°C / 63°F	4°C / 39°F
April	22°C / 72°F	8°C / 46°F
May	26°C / 79°F	13°C / 55°F
June	30°C / 86°F	18°C / 64°F
July	32°C / 90°F	20°C / 68°F
August	31°C / 88°F	20°C / 68°F
September	28°C / 82°F	17°C / 63°F
October	22°C / 72°F	9°C / 48°F
November	16°C / 61°F	4°C / 39°F
December	10°C / 50°F	0°C / 32°F