Living in Chattanooga, TN, Local Climate & Weather (2024) | Chattanooga, TN

Seasonal Weather Patterns in Chattanooga, TN

Temperature

Average Daily Temperature (°F)

	Chattanooga, TN	U.S. Avg.	Difference
January	43	43	No difference
July	81	79	+2

Average Monthly Number of Hot and Freezing Days

	Chattanooga, TN	U.S. Avg.	Difference
Summer: Hot Days	9	11	-2
Winter: Freezing Days	15	12	+3

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Sunshine

Average Annual Number of Clear and Cloudy Days

	Chattanooga, TN	U.S. Avg.	Difference
Clear Days	181	217	-36
Cloudy Days	184	148	+36

Average Daylight Hours per Day

	Chattanooga, TN	U.S. Avg.	Difference
January	10	10	No difference
July	15	15	No difference

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Precipitation

Average Annual Number of Rainy and Snow Days

	Chattanooga, TN	U.S. Avg.	Difference
Rainy Days	103	110	-7
Snow Days	0	7	-7

Average Monthly Humidity (%) in Chattanooga, TN

	Chattanooga, TN	U.S. Avg.	Difference
January	71	68	+3%
July	75	61	+14%

Read more in Precipitation

Is Chattanooga, TN, Hot or Cold?

Low, Average, and High Temperatures (°F)

	Low	Average	High
January	30	43	56
February	33	46	61
March	39	53	67
April	48	63	78
May	58	70	84
June	67	77	91
July	68	81	95
August	70	79	91
September	61	75	85
October	50	62	76
November	39	53	67
December	32	45	60

Average Monthly Number of Hot Days

	Chattanooga, TN	U.S. Avg.	Difference
January	0	0	No difference
February	0	0	No difference
March	0	0	No difference
April	0	1	-1
May	1	3	-2
June	7	8	-1
July	10	13	-3
August	10	12	-2
September	4	6	-2
October	0	2	-2
November	0	0	No difference
December	0	0	No difference

Average Monthly Number of Freezing Days

	Chattanooga, TN	U.S. Avg.	Difference
January	17	13	+4
February	13	10	+3
March	7	7	No difference
April	2	2	No difference
May	0	0	No difference
June	0	0	No difference
July	0	0	No difference
August	0	0	No difference
September	0	0	No difference
October	2	2	No difference
November	8	6	+2
December	14	12	+2

Chattanooga, TN: Clear/Cloudy Skies, and Daylight Hours

Average Number of Clear Days

	Chattanooga, TN	U.S. Avg.	Difference
January	13	17	-4
February	12	16	-4
March	13	17	-4
April	15	17	-2
May	16	18	-2
June	15	19	-4
July	15	20	-5
August	17	20	-3
September	18	19	-1
October	18	19	-1
November	16	18	-2
December	13	17	-4

Average Number of Cloudy Days

	Chattanooga, TN	U.S. Avg.	Difference
January	18	14	+4
February	16	12	+4
March	18	14	+4
April	15	13	+2
May	15	13	+2
June	15	11	+4
July	16	11	+5
August	14	11	+3
September	12	11	+1
October	13	12	+1
November	14	12	+2
December	18	14	+4

Average Daylight Hours per Day

	Chattanooga, TN	U.S. Avg.	Difference
January	10	10	No difference
February	11	11	No difference
March	12	12	No difference
April	14	13	+1
May	14	14	No difference
June	15	15	No difference
July	15	15	No difference
August	13	14	-1
September	12	13	-1
October	11	12	-1
November	10	10	No difference
December	9	10	-1

Chattanooga, TN: Rainy Days, Snow Days, and Humidity

Average Number of Rainy Days

	Chattanooga, TN	U.S. Avg.	Difference
January	8	9	-1
February	8	8	No difference
March	8	9	-1
April	10	7	+3
May	10	7	+3
June	8	7	+1
July	8	7	+1
August	10	6	+4
September	9	7	+2
October	6	7	-1
November	10	8	+2
December	8	8	No difference

Average Number of Snow Days

	Chattanooga, TN	U.S. Avg.	Difference
January	0	2	-2
February	0	2	-2
March	0	1	-1
April	0	0	No difference
May	0	0	No difference
June	0	0	No difference
July	0	0	No difference
August	0	0	No difference
September	0	0	No difference
October	0	0	No difference
November	0	1	-1
December	0	2	-2

Average Humidity (%)

	Chattanooga, TN	U.S. Avg.	Difference
January	71	68	+3%
February	71	66	+5%
March	70	63	+7%
April	68	59	+9%
May	72	61	+11%
June	73	60	+13%
July	75	61	+14%
August	74	62	+12%
September	74	63	+11%
October	71	63	+8%
November	70	65	+5%
December	73	68	+5%