Sumter Weather in 1978

Historical record of Sumter, South Carolina weather for the year 1978 based on NOAA data.

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1978 Sumter Weather Extremes
Highest temperature	101 °F	June 28
Lowest temperature	14 °F	January 11
Highest daily low	79 °F	July 9
Lowest daily high	35 °F	January 10
Most daily precipitation	2.6 inches	July 17
Most daily snow	none	-
Total annual precipitation	42.6 inches	-
Total annual snow	none	-

What was the hottest temperature in Sumter in 1978?

The highest temperature recorded in Sumter, South Carolina in 1978 was 101 °F which happened on June 28.

Highest Temperatures: All-Time By Year

Highest Temperatures in Sumter in 1978

Rank	Temperature	Date
1	101 °F	Jun 28
2	99 °F	Jun 30
3	98 °F	Jul 1
3	98 °F	Jun 27
5	96 °F	Aug 20
5	96 °F	Jul 30
5	96 °F	Jul 24
5	96 °F	Jul 11
5	96 °F	Jun 29
10	95 °F	Sep 9
10	95 °F	Sep 1
10	95 °F	Aug 29
10	95 °F	Aug 26
10	95 °F	Aug 19
10	95 °F	Jul 25
10	95 °F	Jul 4
10	95 °F	Jul 3
10	95 °F	Jul 2
10	95 °F	Jun 2
10	95 °F	Jun 1

What was the coldest temperature in Sumter in 1978?

The lowest temperature recorded in Sumter, South Carolina in 1978 was 14 °F which happened on Jan 11.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Sumter in 1978

Rank	Temperature	Date
1	14 °F	January 11
2	16 °F	February 7
2	16 °F	January 29
4	19 °F	December 15
4	19 °F	January 12
6	20 °F	March 5
6	20 °F	January 30
6	20 °F	January 10
6	20 °F	January 4
10	21 °F	February 23
10	21 °F	January 31
10	21 °F	January 16

January 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	52	40	0.00
January 2	52	35	0.00
January 3	48	25	0.00
January 4	51	20	0.00
January 5	65	26	0.00
January 6	65	41	0.00
January 7	55	49	0.23
January 8	72	48	0.04
January 9	69	32	0.61
January 10	35	20	0.00
January 11	38	14	0.00
January 12	48	19	0.00
January 13	45	32	0.35
January 14	37	n/a	0.53
January 15	42	26	0.03
January 16	47	21	0.00
January 17	60	39	0.00
January 18	58	39	0.32
January 19	50	36	0.00
January 20	43	36	1.58
January 21	48	29	0.00
January 22	40	29	0.00
January 23	66	26	0.00
January 24	54	25	0.00
January 25	n/a	42	0.91
January 26	n/a	30	1.36
January 27	41	26	0.00
January 28	42	24	0.00
January 29	41	16	0.00
January 30	40	20	0.00
January 31	46	21	0.00

February 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	46	27	0.00
February 2	45	32	0.28
February 3	42	26	0.00
February 4	44	25	0.00
February 5	51	22	0.00
February 6	47	32	0.00
February 7	43	16	0.00
February 8	42	24	0.00
February 9	49	30	0.05
February 10	49	29	0.00
February 11	55	22	0.00
February 12	64	25	0.00
February 13	n/a	32	0.00
February 14	56	25	0.17
February 15	57	31	0.00
February 16	53	40	0.00
February 17	54	39	0.16
February 18	50	42	0.07
February 19	47	41	0.27
February 20	47	35	0.00
February 21	55	25	0.00
February 22	54	27	0.00
February 23	50	21	0.00
February 24	57	30	0.00
February 25	72	36	0.00
February 26	70	40	0.00
February 27	56	30	0.00
February 28	52	37	0.00

March 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	55	38	0.16
March 2	51	33	0.00
March 3	40	33	0.44
March 4	44	35	0.06
March 5	49	20	0.00
March 6	65	28	0.00
March 7	72	32	0.00
March 8	69	36	0.05
March 9	43	36	0.00
March 10	55	37	1.66
March 11	70	31	0.00
March 12	68	44	0.00
March 13	73	42	0.00
March 14	71	n/a	0.00
March 15	81	n/a	0.00
March 16	79	57	0.00
March 17	72	39	0.00
March 18	55	29	0.00
March 19	73	38	0.00
March 20	76	48	0.00
March 21	80	55	0.00
March 22	80	54	0.00
March 23	80	53	0.00
March 24	83	50	0.00
March 25	77	58	0.00
March 26	70	51	0.20
March 27	66	40	0.52
March 28	70	37	0.00
March 29	81	43	0.00
March 30	80	55	0.00
March 31	80	39	0.00

April 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	87	57	0.00
April 2	88	59	0.00
April 3	83	51	0.00
April 4	87	58	0.00
April 5	90	57	0.00
April 6	89	53	0.00
April 7	87	55	0.00
April 8	87	52	0.00
April 9	87	48	0.00
April 10	88	55	0.00
April 11	84	58	0.00
April 12	77	57	0.30
April 13	77	62	0.21
April 14	78	47	1.15
April 15	83	47	0.00
April 16	76	52	0.00
April 17	76	51	0.00
April 18	80	52	0.00
April 19	80	56	1.76
April 20	76	48	0.00
April 21	70	41	0.00
April 22	68	35	0.00
April 23	73	40	0.00
April 24	80	50	0.00
April 25	77	58	0.00
April 26	71	52	1.51
April 27	67	41	0.07
April 28	77	42	0.00
April 29	80	42	0.00
April 30	84	58	0.00

May 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	81	60	0.35
May 2	67	54	0.37
May 3	67	44	0.05
May 4	82	51	0.17
May 5	82	58	0.00
May 6	87	57	0.00
May 7	85	48	0.00
May 8	81	65	0.13
May 9	78	68	1.24
May 10	79	58	0.76
May 11	82	50	0.00
May 12	80	54	0.00
May 13	84	65	0.00
May 14	84	58	0.00
May 15	78	51	0.00
May 16	74	46	0.00
May 17	78	47	0.00
May 18	80	60	0.00
May 19	88	58	0.00
May 20	90	58	0.00
May 21	92	64	0.00
May 22	n/a	67	0.00
May 23	85	68	0.00
May 24	90	66	0.00
May 25	92	66	0.00
May 26	93	64	0.00
May 27	90	61	0.00
May 28	86	63	0.00
May 29	87	67	0.00
May 30	92	66	0.00
May 31	92	66	0.00

June 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	95	67	0.00
June 2	95	62	0.00
June 3	92	62	0.00
June 4	85	67	0.45
June 5	80	66	0.00
June 6	90	66	0.33
June 7	90	70	0.00
June 8	92	69	0.00
June 9	91	70	0.91
June 10	89	66	0.47
June 11	85	64	0.00
June 12	92	64	0.00
June 13	92	64	0.00
June 14	92	62	0.00
June 15	83	58	0.00
June 16	87	56	0.00
June 17	87	57	0.00
June 18	88	63	0.00
June 19	89	63	0.00
June 20	90	62	0.00
June 21	91	66	0.00
June 22	92	67	0.00
June 23	91	66	1.29
June 24	90	66	0.37
June 25	92	68	0.00
June 26	91	70	0.00
June 27	98	72	0.00
June 28	101	75	0.00
June 29	96	75	0.00
June 30	99	75	0.00

July 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	98	71	0.00
July 2	95	73	0.00
July 3	95	69	0.93
July 4	95	70	0.00
July 5	91	72	0.00
July 6	85	67	0.00
July 7	89	64	0.00
July 8	92	68	0.00
July 9	92	79	0.00
July 10	92	71	0.00
July 11	96	74	0.00
July 12	84	65	1.31
July 13	87	62	0.00
July 14	89	70	0.00
July 15	89	67	0.52
July 16	80	69	0.47
July 17	88	66	2.55
July 18	90	67	0.00
July 19	90	68	0.00
July 20	90	66	0.00
July 21	93	68	0.00
July 22	93	71	0.00
July 23	94	72	0.00
July 24	96	73	0.00
July 25	95	68	0.24
July 26	90	71	0.17
July 27	90	72	0.00
July 28	90	71	0.00
July 29	88	71	0.00
July 30	96	74	0.00
July 31	94	72	0.00

August 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	93	70	1.14
August 2	87	72	0.00
August 3	89	71	0.97
August 4	90	72	0.00
August 5	90	70	0.00
August 6	90	72	0.29
August 7	88	71	0.10
August 8	90	68	0.00
August 9	88	70	0.00
August 10	85	70	0.00
August 11	85	71	0.15
August 12	89	70	1.82
August 13	92	70	0.00
August 14	91	73	0.00
August 15	91	72	1.28
August 16	93	72	0.00
August 17	94	74	0.00
August 18	94	72	0.00
August 19	95	69	0.00
August 20	96	74	0.00
August 21	89	72	0.00
August 22	87	63	0.00
August 23	89	63	0.00
August 24	91	62	0.00
August 25	93	68	0.00
August 26	95	70	0.00
August 27	91	68	0.51
August 28	92	70	0.07
August 29	95	70	0.08
August 30	92	72	0.00
August 31	93	70	0.00

September 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	95	73	0.00
September 2	89	69	0.35
September 3	87	68	0.00
September 4	88	65	1.40
September 5	88	66	0.00
September 6	84	67	0.00
September 7	83	66	0.00
September 8	93	68	0.00
September 9	95	68	0.00
September 10	93	73	0.00
September 11	87	66	0.78
September 12	89	68	0.00
September 13	91	67	0.00
September 14	82	66	0.00
September 15	94	62	0.00
September 16	90	67	0.00
September 17	92	67	0.00
September 18	91	69	0.00
September 19	93	68	0.00
September 20	91	72	0.00
September 21	88	63	0.00
September 22	92	68	0.00
September 23	86	67	0.00
September 24	80	64	0.00
September 25	77	62	0.00
September 26	82	61	0.01
September 27	79	54	0.00
September 28	86	52	0.00
September 29	77	61	0.00
September 30	69	58	0.01

October 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	80	50	0.07
October 2	81	52	0.04
October 3	82	51	0.00
October 4	84	57	0.00
October 5	85	57	0.00
October 6	83	59	0.00
October 7	70	42	0.00
October 8	70	40	0.00
October 9	72	38	0.00
October 10	76	44	0.00
October 11	79	48	0.00
October 12	84	49	0.00
October 13	81	54	0.00
October 14	80	59	0.10
October 15	70	41	0.00
October 16	73	35	0.00
October 17	71	35	0.00
October 18	71	38	0.00
October 19	79	41	0.00
October 20	78	47	0.00
October 21	78	39	0.00
October 22	81	45	0.00
October 23	84	48	0.00
October 24	84	54	0.00
October 25	77	41	0.00
October 26	84	54	0.00
October 27	85	59	0.00
October 28	77	58	0.00
October 29	72	57	0.00
October 30	72	49	0.00
October 31	72	48	0.00

November 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	73	40	0.00
November 2	76	40	0.00
November 3	71	41	0.00
November 4	72	50	0.00
November 5	78	39	0.00
November 6	79	39	0.00
November 7	76	47	0.00
November 8	70	n/a	0.18
November 9	67	52	0.00
November 10	66	51	0.11
November 11	73	57	0.02
November 12	70	47	0.00
November 13	73	45	0.00
November 14	78	48	0.00
November 15	78	53	0.00
November 16	78	58	0.00
November 17	73	58	0.02
November 18	78	65	0.00
November 19	68	47	0.00
November 20	60	42	0.00
November 21	65	49	0.00
November 22	66	45	0.00
November 23	61	48	0.00
November 24	75	55	0.00
November 25	70	35	0.00
November 26	60	31	0.00
November 27	62	48	0.00
November 28	70	58	0.56
November 29	65	45	0.00
November 30	53	43	1.96

December 1978 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	58	46	0.19
December 2	63	33	0.00
December 3	71	35	0.00
December 4	80	65	0.00
December 5	73	49	0.10
December 6	66	36	0.88
December 7	78	42	0.00
December 8	80	63	0.00
December 9	78	67	0.00
December 10	67	27	0.00
December 11	47	24	0.00
December 12	53	33	0.22
December 13	65	26	0.00
December 14	53	37	0.00
December 15	60	19	0.00
December 16	72	30	0.00
December 17	64	32	0.00
December 18	57	24	0.00
December 19	62	51	0.00
December 20	74	48	0.07
December 21	65	55	0.00
December 22	56	26	0.00
December 23	56	26	0.00
December 24	55	27	0.13
December 25	59	41	0.82
December 26	63	27	0.00
December 27	63	27	0.00
December 28	62	28	0.00
December 29	48	26	0.00
December 30	60	33	0.00
December 31	71	42	0.00

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Weather Station Details

Years	Station	Coordinates
1901–2024	Sumter	location