St. Louis Weather in 1999

Historical record of St. Louis, Missouri weather for the year 1999 based on NOAA data.

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1999 St. Louis Weather Extremes
Highest temperature	103 °F	July 30
Lowest temperature	-5 °F	January 5
Highest daily low	81 °F	July 31
Lowest daily high	11 °F	January 4
Most daily precipitation	3.0 inches	June 12
Most daily snow	5.1 inches	January 1
Total annual precipitation	34.1 inches	-
Total annual snow	14.3 inches	-

What was the hottest temperature in St. Louis in 1999?

The highest temperature recorded in St. Louis, Missouri in 1999 was 103 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in St. Louis in 1999

Rank	Temperature	Date
1	103 °F	Jul 30
1	103 °F	Jul 29
3	102 °F	Jul 26
4	99 °F	Jul 25
5	98 °F	Jul 23
6	97 °F	Jul 22
7	96 °F	Aug 12
7	96 °F	Jul 24
7	96 °F	Jul 21
7	96 °F	Jul 20

What was the coldest temperature in St. Louis in 1999?

The lowest temperature recorded in St. Louis, Missouri in 1999 was -5 °F which happened on Jan 5.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in St. Louis in 1999

Rank	Temperature	Date
1	-5 °F	January 5
2	-1 °F	January 4
3	1 °F	January 9
4	6 °F	January 3
5	8 °F	January 7
6	9 °F	January 1
7	12 °F	December 21
8	14 °F	January 10
8	14 °F	January 8
10	15 °F	December 22

January 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	21	9	0.70	5.1
January 2	29	16	0.54	2.9
January 3	18	6	0.00	0.0
January 4	11	-1	0.00	0.0
January 5	29	-5	0.00	0.0
January 6	43	20	0.03	0.4
January 7	20	8	0.09	1.9
January 8	18	14	0.01	0.1
January 9	15	1	0.00	0.0
January 10	29	14	0.00	0.0
January 11	47	16	0.00	0.0
January 12	50	34	0.04	0.0
January 13	34	20	0.21	0.2
January 14	26	18	0.00	0.0
January 15	35	25	0.00	0.0
January 16	48	35	0.00	0.0
January 17	49	36	0.27	0.0
January 18	45	31	0.00	0.0
January 19	55	26	0.00	0.0
January 20	44	26	0.00	0.0
January 21	60	38	0.01	0.0
January 22	59	37	0.15	0.0
January 23	37	33	0.87	1.4
January 24	48	35	0.00	0.0
January 25	40	29	0.00	0.0
January 26	54	27	0.00	0.0
January 27	68	46	0.00	0.0
January 28	46	34	0.07	0.0
January 29	41	31	0.00	0.0
January 30	47	33	0.68	0.0
January 31	47	38	1.43	0.0

February 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	48	42	0.02	0.0
February 2	49	35	0.01	0.0
February 3	62	33	0.00	0.0
February 4	49	30	0.00	0.0
February 5	60	30	0.00	0.0
February 6	58	43	0.81	0.0
February 7	49	41	1.79	0.0
February 8	63	45	0.00	0.0
February 9	60	40	0.00	0.0
February 10	69	39	0.00	0.0
February 11	72	32	0.41	0.0
February 12	44	29	0.00	0.0
February 13	38	20	0.00	0.0
February 14	52	30	0.00	0.0
February 15	65	39	0.00	0.0
February 16	50	37	0.26	0.0
February 17	44	30	0.00	0.0
February 18	41	30	0.02	0.0
February 19	44	34	0.00	0.0
February 20	37	30	0.00	0.0
February 21	38	25	0.00	0.0
February 22	37	20	0.00	0.1
February 23	34	31	0.12	1.4
February 24	49	33	0.00	0.0
February 25	51	29	0.00	0.0
February 26	57	31	0.00	0.0
February 27	68	44	0.08	0.0
February 28	51	37	0.00	0.0

March 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	60	29	0.00	0.0
March 2	59	34	0.19	0.0
March 3	41	28	0.00	0.0
March 4	50	22	0.00	0.0
March 5	60	39	0.27	0.0
March 6	40	28	0.00	0.0
March 7	37	20	0.00	0.0
March 8	37	30	0.85	0.5
March 9	40	33	0.01	0.0
March 10	39	31	0.00	0.0
March 11	44	27	0.00	0.0
March 12	43	26	0.00	0.0
March 13	41	34	0.00	0.0
March 14	48	31	0.00	0.0
March 15	55	25	0.00	0.0
March 16	76	36	0.00	0.0
March 17	72	45	0.00	0.0
March 18	56	37	0.00	0.0
March 19	51	35	0.00	0.0
March 20	54	40	0.00	0.0
March 21	56	37	0.00	0.0
March 22	48	31	0.30	0.0
March 23	50	36	0.64	0.0
March 24	60	35	0.00	0.0
March 25	51	30	0.00	0.0
March 26	47	30	0.00	0.0
March 27	57	30	0.00	0.0
March 28	59	40	0.14	0.0
March 29	65	38	0.00	0.0
March 30	70	42	0.00	0.0
March 31	63	43	0.00	0.0

April 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	73	57	0.00
April 2	83	63	0.00
April 3	71	61	1.17
April 4	68	54	0.00
April 5	76	53	0.01
April 6	67	49	0.00
April 7	82	48	0.00
April 8	80	58	0.20
April 9	67	49	0.00
April 10	75	46	0.00
April 11	61	48	0.00
April 12	63	40	0.00
April 13	61	42	0.00
April 14	56	50	0.23
April 15	51	42	0.52
April 16	45	38	0.06
April 17	50	37	0.00
April 18	63	36	0.00
April 19	71	41	0.00
April 20	73	46	0.00
April 21	83	59	0.18
April 22	78	69	0.00
April 23	70	48	0.17
April 24	65	48	0.00
April 25	60	47	0.27
April 26	62	51	0.13
April 27	69	55	0.60
April 28	60	54	0.18
April 29	71	53	0.00
April 30	70	47	0.00

May 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	74	46	0.00
May 2	77	48	0.00
May 3	78	62	0.01
May 4	81	63	0.72
May 5	83	62	0.00
May 6	73	52	0.05
May 7	66	54	0.00
May 8	76	53	0.00
May 9	76	50	0.00
May 10	84	58	0.00
May 11	82	65	0.05
May 12	78	59	0.71
May 13	59	54	0.01
May 14	62	53	0.01
May 15	73	55	0.19
May 16	84	65	0.00
May 17	83	65	0.00
May 18	74	56	0.00
May 19	77	51	0.00
May 20	80	55	0.00
May 21	77	63	0.10
May 22	78	61	0.00
May 23	78	58	0.00
May 24	71	55	0.00
May 25	74	50	0.00
May 26	74	50	0.00
May 27	80	51	0.00
May 28	83	56	0.00
May 29	84	57	0.00
May 30	82	63	0.34
May 31	82	68	0.01

June 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	84	66	0.43
June 2	69	60	0.00
June 3	79	62	0.00
June 4	90	67	0.00
June 5	92	69	0.00
June 6	95	74	0.00
June 7	93	75	0.00
June 8	92	70	0.58
June 9	91	68	0.00
June 10	92	73	0.29
June 11	86	70	0.37
June 12	84	68	3.04
June 13	84	71	0.00
June 14	79	63	0.00
June 15	74	58	0.00
June 16	68	54	0.00
June 17	74	52	0.00
June 18	75	53	0.00
June 19	80	64	0.00
June 20	82	62	0.00
June 21	85	67	0.05
June 22	88	73	0.00
June 23	81	73	0.11
June 24	87	71	0.20
June 25	89	68	0.00
June 26	78	72	0.15
June 27	90	70	0.00
June 28	86	71	0.04
June 29	76	62	0.00
June 30	79	65	0.00

July 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	81	70	2.21
July 2	87	70	0.12
July 3	94	77	0.00
July 4	94	77	0.00
July 5	93	77	0.00
July 6	93	73	0.65
July 7	86	67	0.00
July 8	90	66	0.00
July 9	93	73	1.23
July 10	80	65	0.00
July 11	79	60	0.00
July 12	81	62	0.00
July 13	84	64	0.00
July 14	86	65	0.00
July 15	90	69	0.00
July 16	95	75	0.00
July 17	90	76	0.00
July 18	94	73	0.00
July 19	95	79	0.00
July 20	96	78	0.00
July 21	96	81	0.00
July 22	97	79	0.00
July 23	98	79	0.00
July 24	96	77	0.00
July 25	99	77	0.00
July 26	102	79	0.00
July 27	91	78	0.00
July 28	94	77	0.01
July 29	103	80	0.00
July 30	103	81	0.00
July 31	92	81	0.00

August 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	90	75	0.00
August 2	87	69	0.00
August 3	82	69	0.00
August 4	88	69	0.00
August 5	86	65	0.00
August 6	90	68	0.00
August 7	89	74	0.86
August 8	84	70	0.58
August 9	83	64	0.00
August 10	93	69	0.00
August 11	88	70	0.00
August 12	96	78	0.22
August 13	81	67	0.01
August 14	78	64	0.00
August 15	82	58	0.00
August 16	92	61	0.00
August 17	90	71	0.00
August 18	85	66	0.00
August 19	81	65	0.00
August 20	81	63	0.00
August 21	83	60	0.00
August 22	88	62	0.00
August 23	91	72	0.10
August 24	82	62	0.00
August 25	83	66	0.00
August 26	88	65	0.00
August 27	90	68	0.00
August 28	91	69	0.00
August 29	93	67	0.18
August 30	80	59	0.00
August 31	84	59	0.00

September 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	93	60	0.00
September 2	94	74	0.00
September 3	94	72	0.00
September 4	95	66	0.00
September 5	91	72	0.00
September 6	85	62	0.00
September 7	89	60	0.00
September 8	83	60	0.00
September 9	84	55	0.00
September 10	88	56	0.00
September 11	88	65	0.00
September 12	86	65	0.35
September 13	76	54	0.00
September 14	80	49	0.00
September 15	79	59	0.00
September 16	74	48	0.00
September 17	74	49	0.00
September 18	82	52	0.00
September 19	70	62	0.17
September 20	69	53	0.01
September 21	67	47	0.00
September 22	74	43	0.00
September 23	83	51	0.00
September 24	84	60	0.00
September 25	90	55	0.00
September 26	89	63	0.00
September 27	87	67	0.00
September 28	74	55	0.49
September 29	64	47	0.07
September 30	72	43	0.00

October 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	76	48	0.00
October 2	63	49	0.15
October 3	63	45	0.27
October 4	58	42	0.00
October 5	70	38	0.00
October 6	74	45	0.00
October 7	80	47	0.00
October 8	75	59	0.93
October 9	75	65	0.60
October 10	78	63	0.00
October 11	74	54	0.00
October 12	81	51	0.00
October 13	71	47	0.00
October 14	65	41	0.00
October 15	85	53	0.00
October 16	80	57	0.05
October 17	57	39	0.04
October 18	55	34	0.00
October 19	63	38	0.00
October 20	59	37	0.00
October 21	75	45	0.00
October 22	63	45	0.00
October 23	51	35	0.00
October 24	54	30	0.00
October 25	70	37	0.00
October 26	70	42	0.00
October 27	79	45	0.00
October 28	83	53	0.00
October 29	77	60	0.00
October 30	79	60	0.00
October 31	79	56	0.00

November 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	72	50	0.02
November 2	50	34	0.00
November 3	60	31	0.00
November 4	70	44	0.00
November 5	80	49	0.00
November 6	78	50	0.00
November 7	76	50	0.00
November 8	80	50	0.00
November 9	77	58	0.00
November 10	76	53	0.00
November 11	57	45	0.00
November 12	71	41	0.00
November 13	82	52	0.00
November 14	69	45	0.00
November 15	57	34	0.00
November 16	58	35	0.00
November 17	59	36	0.00
November 18	73	51	0.00
November 19	64	39	0.00
November 20	54	37	0.00
November 21	62	36	0.00
November 22	67	50	0.00
November 23	68	45	0.70
November 24	50	34	0.00
November 25	47	33	0.00
November 26	56	31	0.00
November 27	62	39	0.00
November 28	48	35	0.00
November 29	50	31	0.00
November 30	41	23	0.00

December 1999 St. Louis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	55	33	0.00	0.0
December 2	65	45	0.00	0.0
December 3	63	53	0.14	0.0
December 4	66	56	0.26	0.0
December 5	60	32	0.43	0.1
December 6	40	31	0.00	0.0
December 7	53	31	0.00	0.0
December 8	58	31	0.00	0.0
December 9	49	35	0.80	0.0
December 10	46	30	0.07	0.0
December 11	44	26	0.07	0.0
December 12	43	39	0.05	0.0
December 13	45	31	0.00	0.0
December 14	41	34	0.00	0.0
December 15	43	32	0.02	0.0
December 16	42	28	0.00	0.0
December 17	50	31	0.00	0.0
December 18	38	27	0.00	0.0
December 19	47	25	0.00	0.0
December 20	43	17	0.00	0.0
December 21	24	12	0.00	0.0
December 22	37	15	0.00	0.0
December 23	38	20	0.00	0.1
December 24	39	19	0.00	0.0
December 25	44	18	0.00	0.0
December 26	44	29	0.00	0.0
December 27	37	21	0.00	0.1
December 28	49	19	0.00	0.0
December 29	60	25	0.00	0.0
December 30	52	31	0.00	0.0
December 31	53	25	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1939–2024	St. Louis International Airport	location
1893–1938	St. Louis	location