Chattanooga Weather in 2020

Historical record of Chattanooga, Tennessee weather for the year 2020 based on NOAA data.

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2020 Chattanooga Weather Extremes
Highest temperature	98 °F	July 18
Lowest temperature	19 °F	December 26
Highest daily low	77 °F	July 30
Lowest daily high	30 °F	December 25
Most daily precipitation	3.9 inches	September 24
Most daily snow	2.7 inches	February 8
Total annual precipitation	72.7 inches	-
Total annual snow	2.7 inches	-

What was the hottest temperature in Chattanooga in 2020?

The highest temperature recorded in Chattanooga, Tennessee in 2020 was 98 °F which happened on July 18.

Highest Temperatures: All-Time By Year

Highest Temperatures in Chattanooga in 2020

Rank	Temperature	Date
1	98 °F	Jul 18
2	97 °F	Aug 12
2	97 °F	Aug 8
2	97 °F	Jul 26
2	97 °F	Jul 20
6	96 °F	Aug 9
6	96 °F	Jul 23
6	96 °F	Jul 21
6	96 °F	Jul 19
6	96 °F	Jul 17
6	96 °F	Jul 16
6	96 °F	Jul 15

What was the coldest temperature in Chattanooga in 2020?

The lowest temperature recorded in Chattanooga, Tennessee in 2020 was 19 °F which happened on Dec 26.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Chattanooga in 2020

Rank	Temperature	Date
1	19 °F	December 26
2	22 °F	December 25
2	22 °F	January 22
4	24 °F	January 20
5	25 °F	December 27
5	25 °F	December 2
5	25 °F	February 15
5	25 °F	January 21
9	26 °F	December 18
9	26 °F	December 3
9	26 °F	February 22

January 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	56	30	0.00
January 2	51	44	1.69
January 3	59	50	0.74
January 4	58	39	0.06
January 5	55	34	0.00
January 6	60	33	0.00
January 7	56	39	0.07
January 8	62	31	0.00
January 9	62	31	0.00
January 10	65	55	0.00
January 11	73	57	0.51
January 12	61	45	0.00
January 13	63	46	0.02
January 14	65	54	1.17
January 15	68	60	0.02
January 16	64	45	0.18
January 17	49	39	0.00
January 18	50	43	0.44
January 19	52	28	0.00
January 20	33	24	0.00
January 21	38	25	0.00
January 22	46	22	0.00
January 23	43	34	0.58
January 24	57	42	0.43
January 25	48	38	0.00
January 26	47	29	0.00
January 27	58	36	0.06
January 28	59	31	0.00
January 29	53	39	0.00
January 30	60	40	0.00
January 31	50	37	0.00

February 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	54	41	0.00	0.0
February 2	67	35	0.00	0.0
February 3	74	38	0.00	0.0
February 4	65	56	0.20	0.0
February 5	67	58	2.31	0.0
February 6	64	45	1.99	0.0
February 7	45	32	0.04	0.0
February 8	46	30	0.25	2.7
February 9	54	32	0.00	0.0
February 10	54	43	1.74	0.0
February 11	68	48	0.87	0.0
February 12	63	46	1.22	0.0
February 13	63	39	0.58	0.0
February 14	46	30	0.00	0.0
February 15	55	25	0.00	0.0
February 16	59	39	0.00	0.0
February 17	66	39	0.00	0.0
February 18	59	50	0.87	0.0
February 19	54	47	0.00	0.0
February 20	49	36	0.35	0.0
February 21	45	29	0.00	0.0
February 22	56	26	0.00	0.0
February 23	55	34	0.00	0.0
February 24	50	44	0.97	0.0
February 25	64	47	0.02	0.0
February 26	52	37	0.01	0.0
February 27	48	30	0.00	0.0
February 28	48	34	0.00	0.0
February 29	54	34	0.03	0.0

March 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	66	29	0.00
March 2	55	43	0.74
March 3	73	55	0.61
March 4	62	52	0.00
March 5	56	46	0.03
March 6	54	40	0.00
March 7	56	33	0.00
March 8	65	32	0.00
March 9	67	38	0.00
March 10	63	54	0.35
March 11	72	56	0.14
March 12	72	58	0.10
March 13	69	56	0.19
March 14	62	50	0.28
March 15	61	50	0.23
March 16	57	47	0.27
March 17	70	52	0.40
March 18	69	57	0.03
March 19	79	60	0.00
March 20	71	62	1.04
March 21	63	47	0.00
March 22	65	45	0.00
March 23	60	53	1.67
March 24	63	56	1.90
March 25	71	52	0.00
March 26	79	47	0.00
March 27	87	57	0.00
March 28	83	64	0.00
March 29	80	62	0.14
March 30	72	51	0.00
March 31	61	46	0.41

April 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	57	41	0.00
April 2	69	36	0.00
April 3	78	42	0.00
April 4	79	56	0.00
April 5	82	52	0.00
April 6	84	53	0.00
April 7	78	62	0.02
April 8	84	63	0.00
April 9	74	59	0.11
April 10	62	45	0.00
April 11	73	37	0.00
April 12	70	51	3.13
April 13	65	49	0.18
April 14	65	43	0.00
April 15	62	40	0.00
April 16	67	37	0.00
April 17	76	41	0.00
April 18	67	47	0.15
April 19	66	43	0.43
April 20	75	53	0.91
April 21	76	54	0.00
April 22	71	45	0.14
April 23	64	53	0.86
April 24	72	54	0.00
April 25	75	53	0.14
April 26	59	47	0.00
April 27	73	41	0.00
April 28	80	49	0.00
April 29	71	53	0.91
April 30	67	50	0.00

May 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	78	46	0.00
May 2	84	48	0.00
May 3	87	56	0.00
May 4	83	64	1.86
May 5	78	62	0.39
May 6	67	46	0.00
May 7	71	42	0.00
May 8	59	47	0.18
May 9	65	41	0.00
May 10	72	40	0.00
May 11	67	46	0.00
May 12	66	47	0.00
May 13	77	55	0.02
May 14	81	60	0.00
May 15	82	64	0.00
May 16	85	59	0.00
May 17	84	61	0.06
May 18	82	63	1.25
May 19	75	61	0.13
May 20	68	61	0.24
May 21	76	57	0.00
May 22	77	61	1.32
May 23	84	64	0.07
May 24	89	67	0.00
May 25	86	67	0.00
May 26	82	70	0.00
May 27	76	66	0.88
May 28	85	63	0.06
May 29	86	66	0.00
May 30	86	64	0.00
May 31	82	62	0.00

June 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	85	62	0.00
June 2	88	64	0.00
June 3	92	69	0.00
June 4	89	70	0.00
June 5	90	72	0.41
June 6	92	69	0.00
June 7	95	69	0.00
June 8	88	74	0.00
June 9	88	75	0.43
June 10	92	74	0.02
June 11	86	66	0.00
June 12	87	65	0.00
June 13	88	65	0.00
June 14	88	62	0.02
June 15	82	63	0.00
June 16	79	62	0.00
June 17	77	61	0.01
June 18	85	63	0.00
June 19	88	64	0.00
June 20	92	65	0.00
June 21	90	68	0.54
June 22	89	68	0.20
June 23	88	72	0.49
June 24	84	71	0.07
June 25	86	71	0.02
June 26	82	71	0.00
June 27	85	71	0.22
June 28	90	72	0.68
June 29	93	70	0.00
June 30	87	71	0.48

July 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	84	70	0.01
July 2	92	70	0.00
July 3	95	70	0.00
July 4	93	74	0.01
July 5	94	74	0.00
July 6	91	73	0.00
July 7	92	74	0.01
July 8	90	72	0.01
July 9	93	74	1.03
July 10	95	74	0.00
July 11	92	72	0.00
July 12	85	71	0.04
July 13	93	69	0.00
July 14	95	70	0.00
July 15	96	70	0.00
July 16	96	74	0.00
July 17	96	75	0.00
July 18	98	76	0.00
July 19	96	76	0.02
July 20	97	75	0.00
July 21	96	76	0.00
July 22	93	74	0.05
July 23	96	74	0.00
July 24	94	75	0.00
July 25	95	74	0.00
July 26	97	71	0.84
July 27	93	74	0.06
July 28	91	74	0.00
July 29	93	75	0.00
July 30	91	77	0.09
July 31	95	76	0.26

August 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	93	73	0.00
August 2	89	72	0.00
August 3	91	71	0.75
August 4	89	72	0.20
August 5	90	71	0.00
August 6	92	73	0.00
August 7	93	71	0.00
August 8	97	71	0.00
August 9	96	71	0.00
August 10	88	75	0.21
August 11	95	74	0.22
August 12	97	74	0.00
August 13	93	72	0.10
August 14	87	75	0.87
August 15	91	74	1.96
August 16	93	71	0.00
August 17	91	72	0.00
August 18	93	68	0.00
August 19	86	72	0.00
August 20	89	70	0.00
August 21	78	71	0.79
August 22	87	72	0.00
August 23	89	72	0.52
August 24	89	73	0.00
August 25	84	75	0.00
August 26	92	75	0.04
August 27	91	75	0.01
August 28	86	75	0.07
August 29	91	75	0.13
August 30	93	74	0.58
August 31	89	74	0.31

September 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	91	74	0.22
September 2	92	75	0.00
September 3	93	74	0.00
September 4	93	73	0.00
September 5	87	65	0.00
September 6	89	61	0.00
September 7	89	62	0.00
September 8	90	63	0.00
September 9	90	65	0.00
September 10	93	69	0.00
September 11	94	73	0.00
September 12	89	74	0.01
September 13	91	76	0.00
September 14	88	74	0.00
September 15	82	71	0.00
September 16	82	65	0.27
September 17	87	70	0.03
September 18	82	66	0.00
September 19	76	63	0.00
September 20	79	60	0.00
September 21	78	51	0.00
September 22	75	49	0.00
September 23	75	55	0.05
September 24	66	62	3.91
September 25	75	65	0.33
September 26	81	65	0.00
September 27	84	64	0.00
September 28	85	61	0.81
September 29	67	53	0.01
September 30	77	49	0.00

October 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	78	53	0.00
October 2	71	49	0.00
October 3	73	46	0.00
October 4	76	50	0.00
October 5	77	53	0.00
October 6	79	52	0.00
October 7	84	54	0.00
October 8	83	55	0.00
October 9	76	65	0.15
October 10	70	64	2.08
October 11	78	68	0.80
October 12	82	68	0.00
October 13	77	55	0.00
October 14	81	50	0.00
October 15	81	59	0.00
October 16	67	46	0.00
October 17	68	40	0.00
October 18	73	46	0.00
October 19	77	52	0.00
October 20	82	53	0.00
October 21	83	57	0.00
October 22	83	58	0.00
October 23	82	62	0.00
October 24	72	65	0.38
October 25	75	64	0.00
October 26	79	65	0.00
October 27	74	63	0.00
October 28	76	68	1.56
October 29	81	53	1.76
October 30	59	48	0.00
October 31	67	43	0.00

November 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	71	47	0.00
November 2	57	38	0.00
November 3	66	35	0.00
November 4	72	40	0.00
November 5	69	42	0.00
November 6	75	45	0.00
November 7	75	48	0.00
November 8	80	52	0.00
November 9	82	56	0.00
November 10	76	58	0.04
November 11	76	66	2.49
November 12	69	54	0.00
November 13	72	46	0.00
November 14	71	40	0.00
November 15	68	45	0.02
November 16	64	38	0.00
November 17	61	36	0.00
November 18	58	34	0.00
November 19	63	32	0.00
November 20	70	35	0.00
November 21	72	42	0.00
November 22	70	46	0.00
November 23	57	41	0.00
November 24	62	34	0.00
November 25	62	47	0.29
November 26	71	46	0.00
November 27	66	39	0.09
November 28	64	44	0.00
November 29	55	43	0.51
November 30	51	35	0.23

December 2020 Chattanooga Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	41	28	0.00
December 2	51	25	0.00
December 3	58	26	0.00
December 4	51	42	0.48
December 5	58	33	0.00
December 6	60	32	0.00
December 7	51	36	0.00
December 8	47	30	0.00
December 9	62	28	0.00
December 10	67	34	0.00
December 11	67	34	0.00
December 12	62	48	0.31
December 13	61	48	0.22
December 14	52	37	1.30
December 15	53	34	0.01
December 16	47	39	0.36
December 17	42	30	0.00
December 18	47	26	0.00
December 19	52	27	0.00
December 20	52	42	0.03
December 21	58	40	0.00
December 22	60	36	0.00
December 23	61	31	0.03
December 24	55	29	1.67
December 25	30	22	0.00
December 26	46	19	0.00
December 27	58	25	0.00
December 28	58	35	0.00
December 29	53	32	0.00
December 30	60	34	0.00
December 31	60	50	0.05

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Weather Station Details

Years	Station	Coordinates
1940–2024	Chattanooga Lovell Airport	location
1879–1939	Chattanooga	location