Sumter Weather in 2020

Historical record of Sumter, South Carolina weather for the year 2020 based on NOAA data.

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2020 Sumter Weather Extremes
Highest temperature	96 °F	July 20
Lowest temperature	19 °F	December 26
Highest daily low	76 °F	August 28
Lowest daily high	36 °F	December 25
Most daily precipitation	7.2 inches	September 17
Most daily snow	none	-
Total annual precipitation	64.9 inches	-
Total annual snow	none	-

What was the hottest temperature in Sumter in 2020?

The highest temperature recorded in Sumter, South Carolina in 2020 was 96 °F which happened on July 20.

Highest Temperatures: All-Time By Year

Highest Temperatures in Sumter in 2020

Rank	Temperature	Date
1	96 °F	Jul 20
2	94 °F	Sep 2
2	94 °F	Jul 28
2	94 °F	Jul 27
2	94 °F	Jul 23
2	94 °F	Jul 21
2	94 °F	Jul 19
8	93 °F	Sep 4
8	93 °F	Jul 31
8	93 °F	Jul 22
8	93 °F	Jul 18
8	93 °F	Jul 15
8	93 °F	Jul 14

What was the coldest temperature in Sumter in 2020?

The lowest temperature recorded in Sumter, South Carolina in 2020 was 19 °F which happened on Dec 26.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Sumter in 2020

Rank	Temperature	Date
1	19 °F	December 26
2	20 °F	December 25
3	21 °F	December 28
3	21 °F	December 27
3	21 °F	February 22
6	22 °F	February 21
7	24 °F	March 2
7	24 °F	March 1
7	24 °F	February 29
7	24 °F	January 22

January 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	55	35	0.00
January 2	63	41	0.05
January 3	74	59	1.20
January 4	65	43	0.10
January 5	54	33	0.00
January 6	68	33	0.00
January 7	60	29	0.00
January 8	61	29	0.00
January 9	59	30	0.00
January 10	61	46	0.02
January 11	73	46	0.32
January 12	64	62	0.56
January 13	71	62	0.87
January 14	73	58	0.01
January 15	74	59	0.04
January 16	73	40	0.00
January 17	48	32	0.00
January 18	61	36	0.00
January 19	61	28	0.03
January 20	40	25	0.00
January 21	38	25	0.00
January 22	49	24	0.00
January 23	48	32	0.06
January 24	65	41	0.60
January 25	54	33	0.00
January 26	55	33	0.02
January 27	55	33	0.17
January 28	56	31	0.00
January 29	52	32	0.00
January 30	53	32	0.00
January 31	40	35	1.50

February 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	48	32	0.00
February 2	62	32	0.00
February 3	74	36	0.00
February 4	71	49	0.05
February 5	71	55	0.33
February 6	75	52	2.05
February 7	52	28	0.00
February 8	46	28	0.00
February 9	54	29	0.00
February 10	76	33	0.00
February 11	76	59	0.00
February 12	74	57	0.00
February 13	77	46	0.19
February 14	52	46	0.00
February 15	52	32	0.00
February 16	51	39	0.36
February 17	57	44	0.00
February 18	59	50	0.62
February 19	59	44	0.13
February 20	60	33	1.00
February 21	42	22	0.00
February 22	53	21	0.00
February 23	60	25	0.00
February 24	55	46	0.65
February 25	66	55	0.00
February 26	66	37	0.00
February 27	52	28	0.00
February 28	55	28	0.00
February 29	53	24	0.00

March 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	60	24	0.00
March 2	67	24	0.43
March 3	70	25	0.10
March 4	59	49	0.64
March 5	51	42	0.84
March 6	58	34	0.00
March 7	55	30	0.00
March 8	60	29	0.00
March 9	70	33	0.00
March 10	71	50	0.00
March 11	77	49	0.00
March 12	78	50	0.00
March 13	82	57	0.00
March 14	71	53	0.01
March 15	71	48	0.02
March 16	55	48	0.01
March 17	80	49	0.12
March 18	74	51	0.00
March 19	83	61	0.00
March 20	85	63	0.00
March 21	83	52	0.00
March 22	56	45	0.07
March 23	55	45	0.97
March 24	63	45	1.06
March 25	71	46	0.00
March 26	67	47	0.00
March 27	85	56	0.00
March 28	88	62	0.00
March 29	85	61	0.00
March 30	78	55	0.00
March 31	66	47	0.22

April 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	68	47	0.00
April 2	66	38	0.00
April 3	68	41	0.00
April 4	75	44	0.00
April 5	78	49	0.00
April 6	82	52	0.00
April 7	82	54	0.00
April 8	85	62	0.00
April 9	86	55	0.00
April 10	80	57	0.00
April 11	70	39	0.00
April 12	76	45	0.47
April 13	81	53	0.93
April 14	81	53	0.00
April 15	83	52	0.00
April 16	68	40	0.00
April 17	73	40	0.00
April 18	76	45	0.00
April 19	78	47	0.55
April 20	66	51	0.05
April 21	68	50	0.00
April 22	71	45	0.02
April 23	73	54	0.27
April 24	68	54	0.00
April 25	80	54	0.00
April 26	81	56	0.00
April 27	77	51	0.00
April 28	74	45	0.58
April 29	80	46	0.09
April 30	82	49	0.00

May 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	71	44	0.00
May 2	78	45	0.00
May 3	87	58	0.00
May 4	87	62	0.07
May 5	86	61	0.02
May 6	75	44	0.01
May 7	67	44	0.00
May 8	70	45	0.03
May 9	65	39	0.00
May 10	72	48	0.00
May 11	72	40	0.00
May 12	68	39	0.00
May 13	75	48	0.00
May 14	81	53	0.00
May 15	82	57	0.00
May 16	86	58	0.00
May 17	86	63	0.00
May 18	85	63	1.28
May 19	80	60	1.23
May 20	66	59	1.89
May 21	82	59	0.02
May 22	84	60	0.59
May 23	88	65	0.00
May 24	90	67	0.05
May 25	80	64	0.33
May 26	80	64	0.18
May 27	72	67	2.00
May 28	89	70	0.18
May 29	84	67	2.16
May 30	87	67	0.00
May 31	80	n/a	0.00

June 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	81	57	0.00
June 2	83	64	0.00
June 3	87	66	0.00
June 4	86	65	0.03
June 5	88	65	0.02
June 6	85	70	0.00
June 7	88	69	0.00
June 8	88	69	0.00
June 9	91	70	0.00
June 10	90	73	0.24
June 11	87	72	0.77
June 12	86	67	0.00
June 13	84	62	0.00
June 14	79	60	0.11
June 15	66	58	0.05
June 16	66	58	0.02
June 17	70	58	0.00
June 18	76	58	0.45
June 19	83	64	0.02
June 20	88	65	0.00
June 21	91	68	0.00
June 22	91	71	0.00
June 23	87	69	0.47
June 24	86	68	0.64
June 25	85	67	1.30
June 26	89	69	0.00
June 27	89	69	0.00
June 28	91	69	0.15
June 29	91	71	0.07
June 30	90	69	0.30

July 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	90	69	0.00
July 2	90	69	0.00
July 3	91	69	0.00
July 4	92	69	0.00
July 5	91	68	0.00
July 6	91	68	1.55
July 7	79	70	1.07
July 8	84	71	0.02
July 9	87	70	0.05
July 10	91	71	0.00
July 11	92	69	0.00
July 12	92	70	0.00
July 13	92	68	0.00
July 14	93	70	0.00
July 15	93	72	0.00
July 16	92	69	0.00
July 17	92	69	0.00
July 18	93	69	0.00
July 19	94	75	0.00
July 20	96	74	0.00
July 21	94	73	0.00
July 22	93	72	0.00
July 23	94	71	0.69
July 24	91	68	1.28
July 25	89	69	0.74
July 26	91	69	0.00
July 27	94	74	0.28
July 28	94	73	0.05
July 29	90	73	0.00
July 30	87	73	0.94
July 31	93	75	0.00

August 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	90	75	0.04
August 2	92	72	0.00
August 3	87	69	0.77
August 4	90	69	0.00
August 5	87	69	0.88
August 6	86	72	0.00
August 7	90	69	0.13
August 8	89	69	0.00
August 9	92	71	0.00
August 10	92	70	0.85
August 11	91	69	0.00
August 12	89	71	0.01
August 13	88	70	0.27
August 14	86	71	0.06
August 15	88	71	0.75
August 16	80	65	0.00
August 17	88	65	0.51
August 18	85	69	0.00
August 19	87	68	0.00
August 20	86	68	0.02
August 21	85	69	0.80
August 22	80	70	0.02
August 23	80	69	0.71
August 24	86	71	1.18
August 25	85	72	0.02
August 26	90	70	0.09
August 27	91	70	0.00
August 28	89	76	0.00
August 29	87	72	0.00
August 30	90	73	0.00
August 31	91	72	0.00

September 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	91	72	0.00
September 2	94	75	0.00
September 3	92	74	0.00
September 4	93	73	0.00
September 5	84	65	0.00
September 6	84	61	0.00
September 7	84	59	0.00
September 8	85	60	0.05
September 9	83	71	0.38
September 10	87	72	0.00
September 11	87	72	0.15
September 12	83	67	0.05
September 13	85	67	0.00
September 14	89	67	0.07
September 15	78	60	0.00
September 16	76	66	0.13
September 17	77	68	7.18
September 18	74	67	0.00
September 19	68	53	0.00
September 20	72	51	0.00
September 21	71	47	0.00
September 22	70	46	0.00
September 23	73	49	0.00
September 24	78	58	0.35
September 25	82	68	0.27
September 26	69	59	0.00
September 27	79	60	0.07
September 28	72	67	0.09
September 29	82	52	0.78
September 30	72	52	0.00

October 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	79	51	0.00
October 2	72	50	0.00
October 3	70	50	0.00
October 4	67	47	0.00
October 5	73	51	0.00
October 6	76	52	0.00
October 7	83	52	0.00
October 8	85	55	0.00
October 9	78	59	0.00
October 10	80	67	0.18
October 11	85	67	0.55
October 12	81	64	0.00
October 13	81	54	0.00
October 14	78	55	0.00
October 15	79	55	0.18
October 16	77	50	0.00
October 17	77	46	0.00
October 18	77	49	0.00
October 19	77	55	0.00
October 20	79	55	0.00
October 21	80	55	0.00
October 22	81	58	0.00
October 23	83	58	0.00
October 24	83	58	0.11
October 25	72	53	0.43
October 26	69	54	0.00
October 27	79	53	0.00
October 28	78	60	0.00
October 29	85	55	0.00
October 30	71	45	0.00
October 31	71	43	0.00

November 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	71	38	0.00
November 2	71	31	0.00
November 3	65	34	0.00
November 4	68	40	0.00
November 5	73	47	0.00
November 6	75	61	0.00
November 7	78	60	0.00
November 8	79	60	0.00
November 9	77	60	0.06
November 10	81	62	0.21
November 11	79	68	1.35
November 12	80	63	0.98
November 13	75	58	0.00
November 14	74	55	0.00
November 15	77	44	0.00
November 16	64	37	0.00
November 17	66	36	0.00
November 18	53	29	0.00
November 19	57	35	0.00
November 20	71	40	0.00
November 21	71	41	0.00
November 22	67	50	0.00
November 23	66	37	0.00
November 24	57	36	0.00
November 25	71	41	0.00
November 26	66	57	0.65
November 27	70	51	0.02
November 28	57	44	0.12
November 29	67	46	0.53
November 30	65	34	0.00

December 2020 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	44	26	0.00
December 2	53	25	0.00
December 3	55	27	0.00
December 4	66	39	0.32
December 5	57	30	0.00
December 6	57	30	0.18
December 7	53	27	0.00
December 8	46	27	0.00
December 9	53	27	0.00
December 10	62	31	0.00
December 11	64	38	0.00
December 12	67	43	0.13
December 13	70	56	0.05
December 14	67	33	0.11
December 15	67	33	0.10
December 16	39	36	0.32
December 17	41	36	0.03
December 18	48	26	0.00
December 19	49	26	0.08
December 20	47	40	0.18
December 21	56	37	0.00
December 22	61	29	0.00
December 23	61	29	0.13
December 24	66	28	0.92
December 25	36	20	0.00
December 26	42	19	0.00
December 27	53	21	0.00
December 28	61	21	0.00
December 29	59	34	0.00
December 30	48	37	0.14
December 31	55	42	0.42

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Weather Station Details

Years	Station	Coordinates
1901–2024	Sumter	location