Sumter Weather in 1999

Historical record of Sumter, South Carolina weather for the year 1999 based on NOAA data.

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1999 Sumter Weather Extremes
Highest temperature	104 °F	August 2
Lowest temperature	17 °F	January 7
Highest daily low	76 °F	August 14
Lowest daily high	35 °F	January 6
Most daily precipitation	2.6 inches	September 16
Most daily snow	none	-
Total annual precipitation	38.7 inches	-
Total annual snow	none	-

What was the hottest temperature in Sumter in 1999?

The highest temperature recorded in Sumter, South Carolina in 1999 was 104 °F which happened on August 2.

Highest Temperatures: All-Time By Year

Highest Temperatures in Sumter in 1999

Rank	Temperature	Date
1	104 °F	Aug 2
2	103 °F	Aug 1
3	101 °F	Jul 31
4	99 °F	Jul 30
4	99 °F	Jul 28
4	99 °F	Jul 27
4	99 °F	Jul 24
8	98 °F	Jul 29
8	98 °F	Jul 25
8	98 °F	Jul 23

What was the coldest temperature in Sumter in 1999?

The lowest temperature recorded in Sumter, South Carolina in 1999 was 17 °F which happened on Jan 7.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Sumter in 1999

Rank	Temperature	Date
1	17 °F	January 7
2	18 °F	January 8
2	18 °F	January 6
4	20 °F	January 5
5	24 °F	December 26
5	24 °F	March 10
5	24 °F	February 15
8	25 °F	December 27
8	25 °F	December 3
8	25 °F	March 5
8	25 °F	February 23
8	25 °F	February 16
8	25 °F	February 14

January 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	57	30	0.00
January 2	52	28	0.00
January 3	65	28	1.40
January 4	54	27	0.00
January 5	40	20	0.00
January 6	35	18	0.00
January 7	45	17	0.00
January 8	63	18	0.00
January 9	57	37	0.00
January 10	64	30	0.04
January 11	45	28	0.00
January 12	58	26	0.00
January 13	66	32	0.00
January 14	71	34	0.00
January 15	72	44	1.38
January 16	59	30	0.00
January 17	64	29	0.00
January 18	67	34	0.82
January 19	73	43	0.13
January 20	66	38	0.00
January 21	72	37	0.00
January 22	78	43	0.00
January 23	77	52	0.02
January 24	78	54	2.26
January 25	70	39	0.24
January 26	73	n/a	0.00
January 27	62	39	0.00
January 28	75	42	0.00
January 29	78	49	0.00
January 30	75	47	0.00
January 31	56	42	0.00

February 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	44	35	0.06
February 2	59	35	1.30
February 3	60	44	0.00
February 4	68	42	0.03
February 5	71	35	0.23
February 6	66	33	0.00
February 7	75	32	0.00
February 8	79	33	0.00
February 9	75	34	0.00
February 10	77	44	0.00
February 11	73	49	0.00
February 12	78	48	0.00
February 13	77	31	0.03
February 14	52	25	0.00
February 15	50	24	0.00
February 16	60	25	0.00
February 17	69	32	0.00
February 18	75	43	0.10
February 19	67	46	0.00
February 20	51	37	0.32
February 21	57	34	0.05
February 22	48	27	0.08
February 23	44	25	0.00
February 24	42	28	0.00
February 25	48	27	0.12
February 26	60	27	0.02
February 27	59	31	0.00
February 28	73	n/a	0.00

March 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	69	38	0.02
March 2	65	32	0.00
March 3	69	36	0.00
March 4	70	31	0.00
March 5	56	25	0.00
March 6	60	28	0.00
March 7	73	42	0.00
March 8	56	30	0.00
March 9	50	28	0.00
March 10	41	24	0.32
March 11	55	31	0.00
March 12	57	30	0.00
March 13	61	31	0.00
March 14	55	29	0.14
March 15	66	41	0.46
March 16	50	30	0.00
March 17	65	29	0.00
March 18	78	34	0.00
March 19	82	44	0.00
March 20	73	43	0.00
March 21	72	44	0.17
March 22	72	43	0.64
March 23	66	39	0.00
March 24	74	38	0.00
March 25	81	n/a	0.00
March 26	72	46	0.55
March 27	50	40	0.11
March 28	61	37	0.00
March 29	71	36	0.00
March 30	69	44	0.00
March 31	72	47	0.00

April 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	69	51	0.07
April 2	76	54	0.11
April 3	84	n/a	0.00
April 4	83	57	0.00
April 5	87	62	0.00
April 6	84	53	0.00
April 7	82	52	0.00
April 8	82	63	0.00
April 9	88	61	0.00
April 10	81	n/a	0.00
April 11	86	64	0.00
April 12	89	60	0.00
April 13	81	55	0.00
April 14	73	51	0.00
April 15	73	n/a	0.00
April 16	78	56	0.05
April 17	72	54	0.00
April 18	68	44	0.00
April 19	69	43	0.00
April 20	74	n/a	0.00
April 21	83	54	0.00
April 22	88	n/a	0.00
April 23	88	58	0.00
April 24	89	48	0.00
April 25	80	56	0.06
April 26	79	54	0.00
April 27	78	55	0.01
April 28	84	60	1.46
April 29	62	50	0.18
April 30	52	42	1.50

May 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	53	40	2.00
May 2	58	42	0.34
May 3	73	48	0.00
May 4	78	48	0.00
May 5	84	49	0.00
May 6	80	62	0.04
May 7	85	59	0.44
May 8	82	64	0.00
May 9	83	56	0.00
May 10	86	54	0.00
May 11	86	57	0.00
May 12	84	58	0.01
May 13	82	61	0.00
May 14	88	61	0.00
May 15	81	54	0.45
May 16	75	54	0.00
May 17	81	57	0.00
May 18	80	56	0.00
May 19	84	58	0.00
May 20	82	60	0.00
May 21	83	57	0.00
May 22	86	57	0.00
May 23	88	n/a	0.00
May 24	90	65	0.00
May 25	88	56	0.00
May 26	88	50	0.00
May 27	89	61	0.00
May 28	83	54	0.00
May 29	86	53	0.00
May 30	88	56	0.00
May 31	87	57	0.00

June 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	86	57	0.00
June 2	87	58	0.00
June 3	89	53	0.00
June 4	91	67	0.00
June 5	93	67	0.00
June 6	90	65	0.00
June 7	91	65	0.00
June 8	93	64	0.00
June 9	97	65	0.00
June 10	92	63	0.00
June 11	96	68	0.00
June 12	88	67	0.00
June 13	90	60	0.00
June 14	90	62	0.00
June 15	93	58	0.07
June 16	87	70	0.07
June 17	86	67	1.75
June 18	82	62	0.01
June 19	82	56	0.00
June 20	76	55	0.19
June 21	71	61	0.02
June 22	78	61	0.00
June 23	78	61	0.00
June 24	85	60	0.00
June 25	87	58	0.09
June 26	84	69	0.66
June 27	84	70	0.01
June 28	85	67	0.92
June 29	87	70	0.00
June 30	88	70	0.03

July 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	85	70	0.00
July 2	87	69	0.21
July 3	90	69	0.00
July 4	91	68	0.00
July 5	92	69	0.00
July 6	95	72	0.00
July 7	85	70	0.00
July 8	92	70	0.19
July 9	93	71	0.00
July 10	95	74	0.00
July 11	94	73	0.00
July 12	85	61	1.10
July 13	75	61	0.03
July 14	72	63	0.40
July 15	75	64	0.03
July 16	86	69	0.00
July 17	90	69	0.00
July 18	91	68	0.00
July 19	90	70	0.00
July 20	93	69	0.18
July 21	95	71	0.00
July 22	96	n/a	0.00
July 23	98	74	0.17
July 24	99	n/a	0.00
July 25	98	72	0.15
July 26	94	68	0.00
July 27	99	73	0.00
July 28	99	71	0.00
July 29	98	71	0.00
July 30	99	70	0.00
July 31	101	70	0.17

August 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	103	n/a	0.00
August 2	104	75	0.00
August 3	n/a	70	0.00
August 4	n/a	70	0.00
August 5	n/a	65	0.00
August 6	n/a	58	0.00
August 7	n/a	68	0.00
August 8	n/a	72	0.00
August 9	n/a	74	0.00
August 10	n/a	71	0.00
August 11	n/a	69	0.00
August 12	n/a	72	0.00
August 13	n/a	71	0.00
August 14	n/a	76	0.00
August 15	n/a	69	0.24
August 16	n/a	69	0.00
August 17	n/a	71	0.00
August 18	n/a	71	0.00
August 19	n/a	73	0.00
August 20	n/a	70	0.00
August 21	n/a	70	0.12
August 22	n/a	69	0.00
August 23	n/a	67	0.00
August 24	n/a	68	0.00
August 25	n/a	69	2.00
August 26	n/a	68	0.17
August 27	n/a	68	0.07
August 28	n/a	70	0.16
August 29	n/a	69	0.07
August 30	n/a	71	0.00
August 31	n/a	56	0.00

September 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	n/a	56	0.00
September 2	n/a	54	0.00
September 3	n/a	62	0.00
September 4	n/a	67	0.00
September 5	n/a	64	0.00
September 6	n/a	68	0.40
September 7	n/a	68	0.00
September 8	n/a	68	0.00
September 9	n/a	68	0.00
September 10	n/a	65	0.01
September 11	n/a	57	0.00
September 12	n/a	56	0.00
September 13	n/a	55	0.00
September 14	85	56	0.00
September 15	87	62	0.00
September 16	75	64	2.58
September 17	84	56	0.00
September 18	81	54	0.00
September 19	80	55	0.00
September 20	80	58	0.00
September 21	70	64	0.85
September 22	80	57	0.15
September 23	72	46	0.00
September 24	75	46	0.00
September 25	79	49	0.00
September 26	84	49	0.00
September 27	84	49	0.00
September 28	76	71	0.62
September 29	79	71	0.92
September 30	84	66	0.02

October 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	73	51	0.00
October 2	76	50	0.00
October 3	82	52	0.00
October 4	84	57	0.00
October 5	84	52	0.12
October 6	84	55	0.00
October 7	84	50	0.00
October 8	84	50	0.00
October 9	84	54	0.00
October 10	81	62	0.00
October 11	83	65	0.00
October 12	82	69	0.00
October 13	70	61	0.23
October 14	70	60	0.36
October 15	74	54	0.00
October 16	74	54	0.00
October 17	79	58	0.24
October 18	71	61	0.40
October 19	75	59	0.00
October 20	75	57	0.17
October 21	75	55	0.03
October 22	75	44	0.00
October 23	75	43	0.00
October 24	75	39	0.00
October 25	61	37	0.00
October 26	65	36	0.00
October 27	70	36	0.00
October 28	76	43	0.00
October 29	71	43	0.00
October 30	74	43	0.00
October 31	77	52	0.00

November 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	78	56	0.00
November 2	79	65	0.20
November 3	79	42	0.19
November 4	79	34	0.00
November 5	79	33	0.00
November 6	79	33	0.00
November 7	76	42	0.00
November 8	77	48	0.00
November 9	75	49	0.00
November 10	79	49	0.00
November 11	79	49	0.00
November 12	80	49	0.00
November 13	67	45	0.00
November 14	74	44	0.00
November 15	80	50	0.00
November 16	61	37	0.00
November 17	64	33	0.00
November 18	57	29	0.00
November 19	66	29	0.00
November 20	73	43	0.00
November 21	76	47	0.00
November 22	65	56	0.03
November 23	72	58	0.00
November 24	78	58	0.00
November 25	73	58	0.00
November 26	74	59	0.68
November 27	73	48	1.05
November 28	73	42	0.00
November 29	73	42	0.00
November 30	73	37	0.00

December 1999 Sumter Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	48	28	0.00
December 2	47	26	0.00
December 3	60	25	0.00
December 4	67	33	0.00
December 5	71	38	0.00
December 6	71	41	0.00
December 7	71	33	0.10
December 8	55	30	0.00
December 9	63	30	0.00
December 10	70	38	0.00
December 11	71	45	0.05
December 12	60	38	0.00
December 13	64	41	0.00
December 14	73	52	1.21
December 15	65	38	0.00
December 16	65	38	0.00
December 17	65	32	0.00
December 18	65	31	0.00
December 19	55	41	0.00
December 20	55	41	0.71
December 21	53	45	0.23
December 22	53	46	0.14
December 23	56	40	0.00
December 24	56	32	0.00
December 25	56	31	0.00
December 26	56	24	0.00
December 27	56	25	0.00
December 28	55	28	0.00
December 29	52	30	0.00
December 30	56	29	0.00
December 31	65	32	0.00

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Weather Station Details

Years	Station	Coordinates
1901–2024	Sumter	location