Dayton Weather in 1999

Historical record of Dayton, Ohio weather for the year 1999 based on NOAA data.

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1999 Dayton Weather Extremes
Highest temperature	98 °F	July 30
Lowest temperature	-7 °F	January 5
Highest daily low	78 °F	July 30
Lowest daily high	12 °F	January 4
Most daily precipitation	1.4 inches	February 27
Most daily snow	7.8 inches	March 9
Total annual precipitation	29.9 inches	-
Total annual snow	29.9 inches	-

What was the hottest temperature in Dayton in 1999?

The highest temperature recorded in Dayton, Ohio in 1999 was 98 °F which happened on July 30.

Highest Temperatures: All-Time By Year

Highest Temperatures in Dayton in 1999

Rank	Temperature	Date
1	98 °F	Jul 30
2	96 °F	Jul 31
2	96 °F	Jul 22
4	95 °F	Jul 21
5	94 °F	Jul 25
6	93 °F	Sep 4
6	93 °F	Jun 10
8	92 °F	Sep 12
8	92 °F	Aug 17
8	92 °F	Aug 13
8	92 °F	Jul 26
8	92 °F	Jul 23

What was the coldest temperature in Dayton in 1999?

The lowest temperature recorded in Dayton, Ohio in 1999 was -7 °F which happened on Jan 5.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Dayton in 1999

Rank	Temperature	Date
1	-7 °F	January 5
2	-5 °F	January 10
3	-2 °F	January 4
4	0 °F	January 11
5	1 °F	January 9
5	1 °F	January 1
7	5 °F	January 7
8	6 °F	December 25
9	8 °F	December 24
10	9 °F	March 11

January 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	19	1	0.00	0.0
January 2	38	14	0.58	7.5
January 3	32	12	0.01	0.0
January 4	12	-2	0.00	0.1
January 5	15	-7	0.00	0.0
January 6	32	15	0.33	3.3
January 7	19	5	0.16	1.6
January 8	27	13	0.48	2.6
January 9	20	1	0.12	0.2
January 10	18	-5	0.02	0.3
January 11	36	0	0.04	0.9
January 12	43	36	0.02	0.0
January 13	43	16	0.47	0.3
January 14	18	10	0.01	0.3
January 15	27	11	0.01	0.3
January 16	41	27	0.00	0.0
January 17	46	30	0.23	0.0
January 18	49	33	0.02	0.0
January 19	39	27	0.00	0.0
January 20	52	32	0.03	0.0
January 21	50	40	0.72	0.0
January 22	64	47	0.24	0.0
January 23	60	40	0.40	0.0
January 24	40	30	0.00	0.0
January 25	36	30	0.00	0.0
January 26	45	23	0.00	0.0
January 27	62	35	0.00	0.0
January 28	49	32	0.00	0.0
January 29	39	27	0.00	0.0
January 30	45	23	0.00	0.0
January 31	42	29	0.04	0.0

February 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	43	34	0.39	0.0
February 2	46	32	0.04	0.0
February 3	45	29	0.00	0.0
February 4	44	26	0.02	0.0
February 5	46	20	0.00	0.0
February 6	53	35	0.01	0.0
February 7	41	32	1.14	0.0
February 8	47	30	0.00	0.0
February 9	56	37	0.00	0.0
February 10	57	30	0.00	0.0
February 11	73	43	0.34	0.0
February 12	51	20	0.25	2.0
February 13	26	15	0.00	0.0
February 14	37	15	0.00	0.0
February 15	52	30	0.00	0.0
February 16	57	40	0.08	0.0
February 17	39	30	0.00	0.0
February 18	32	27	0.00	0.0
February 19	35	24	0.00	0.0
February 20	30	21	0.00	0.0
February 21	33	17	0.00	0.0
February 22	30	11	0.00	0.0
February 23	34	23	0.00	0.7
February 24	35	28	0.09	0.2
February 25	34	31	0.08	0.8
February 26	43	23	0.00	0.0
February 27	56	33	1.36	0.0
February 28	50	34	0.17	0.0

March 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	39	31	0.00	0.0
March 2	43	27	0.07	0.0
March 3	42	30	0.10	0.1
March 4	40	26	0.00	0.0
March 5	50	29	0.00	0.0
March 6	48	19	0.64	0.0
March 7	28	12	0.00	0.0
March 8	31	16	0.00	0.0
March 9	33	25	0.80	7.8
March 10	29	17	0.00	0.0
March 11	30	9	0.00	0.0
March 12	34	12	0.00	0.0
March 13	33	16	0.00	0.0
March 14	35	26	0.00	0.0
March 15	38	19	0.00	0.0
March 16	52	27	0.00	0.0
March 17	67	42	0.00	0.0
March 18	52	32	0.00	0.0
March 19	46	27	0.00	0.0
March 20	54	24	0.00	0.0
March 21	46	31	0.00	0.0
March 22	43	28	0.00	0.0
March 23	48	26	0.00	0.0
March 24	56	30	0.00	0.0
March 25	44	24	0.00	0.0
March 26	45	25	0.00	0.0
March 27	55	23	0.00	0.0
March 28	62	27	0.00	0.0
March 29	61	39	0.00	0.0
March 30	66	33	0.00	0.0
March 31	68	39	0.00	0.0

April 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	62	52	0.19
April 2	71	54	0.00
April 3	72	52	0.21
April 4	72	48	0.01
April 5	66	41	0.01
April 6	71	50	0.10
April 7	69	42	0.00
April 8	77	51	0.00
April 9	68	40	0.38
April 10	60	37	0.00
April 11	66	43	0.05
April 12	54	37	0.01
April 13	60	35	0.00
April 14	65	38	0.00
April 15	57	46	0.56
April 16	48	37	0.33
April 17	44	36	0.29
April 18	51	40	0.07
April 19	61	36	0.01
April 20	59	39	0.01
April 21	73	47	0.96
April 22	78	61	0.00
April 23	74	40	0.18
April 24	59	33	0.00
April 25	63	30	0.00
April 26	70	40	0.00
April 27	65	46	0.03
April 28	62	47	0.13
April 29	67	40	0.00
April 30	70	40	0.00

May 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	73	42	0.00
May 2	75	47	0.00
May 3	77	49	0.00
May 4	80	51	0.00
May 5	78	61	0.00
May 6	75	55	0.13
May 7	74	51	0.00
May 8	64	46	0.01
May 9	72	48	0.00
May 10	78	49	0.00
May 11	85	54	0.00
May 12	84	54	0.16
May 13	66	52	0.11
May 14	64	50	0.00
May 15	75	50	0.00
May 16	81	59	0.00
May 17	85	64	0.05
May 18	70	55	0.22
May 19	73	50	0.00
May 20	75	50	0.00
May 21	81	53	0.00
May 22	71	57	0.56
May 23	74	50	0.07
May 24	60	47	0.02
May 25	67	43	0.00
May 26	66	48	0.00
May 27	76	46	0.00
May 28	83	53	0.00
May 29	85	57	0.00
May 30	86	58	0.26
May 31	77	65	0.39

June 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	77	66	0.59
June 2	79	63	0.31
June 3	74	58	0.00
June 4	78	53	0.00
June 5	86	64	0.00
June 6	90	70	0.00
June 7	88	72	0.00
June 8	91	73	0.00
June 9	91	67	0.00
June 10	93	70	0.00
June 11	89	71	0.01
June 12	91	68	0.67
June 13	86	67	0.19
June 14	78	61	0.43
June 15	69	52	0.00
June 16	71	48	0.00
June 17	71	54	0.00
June 18	73	48	0.00
June 19	76	52	0.00
June 20	80	56	0.00
June 21	84	65	0.00
June 22	85	61	0.00
June 23	88	61	0.00
June 24	81	70	0.00
June 25	86	67	0.00
June 26	88	68	0.02
June 27	83	72	0.61
June 28	85	69	0.87
June 29	73	61	0.00
June 30	79	58	0.00

July 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	81	67	0.53
July 2	84	71	0.01
July 3	90	75	0.00
July 4	91	75	0.00
July 5	90	74	0.00
July 6	91	70	0.00
July 7	84	60	0.00
July 8	87	62	0.00
July 9	90	68	1.07
July 10	74	60	0.00
July 11	77	54	0.00
July 12	80	55	0.00
July 13	82	59	0.00
July 14	85	60	0.00
July 15	87	67	0.00
July 16	89	68	0.00
July 17	90	69	0.00
July 18	84	70	0.01
July 19	91	67	0.06
July 20	88	73	0.01
July 21	95	73	0.00
July 22	96	74	0.47
July 23	92	73	0.10
July 24	90	74	0.00
July 25	94	72	0.00
July 26	92	69	0.31
July 27	89	70	0.00
July 28	88	70	0.25
July 29	91	73	0.00
July 30	98	78	0.00
July 31	96	75	0.00

August 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	87	73	0.00
August 2	81	62	0.00
August 3	82	58	0.00
August 4	86	63	0.00
August 5	83	60	0.00
August 6	85	58	0.00
August 7	91	65	0.05
August 8	83	63	0.00
August 9	78	55	0.00
August 10	87	61	0.00
August 11	86	65	0.00
August 12	85	62	0.00
August 13	92	64	0.01
August 14	68	62	0.02
August 15	79	53	0.00
August 16	87	55	0.00
August 17	92	63	0.00
August 18	82	59	0.00
August 19	79	60	0.38
August 20	78	58	0.00
August 21	81	54	0.00
August 22	84	56	0.00
August 23	89	63	0.00
August 24	75	66	0.87
August 25	74	61	0.47
August 26	80	60	0.00
August 27	81	64	0.00
August 28	88	65	0.00
August 29	80	57	0.00
August 30	74	49	0.00
August 31	81	49	0.00

September 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	87	51	0.00
September 2	89	55	0.00
September 3	91	59	0.00
September 4	93	62	0.00
September 5	90	64	0.00
September 6	89	64	0.00
September 7	82	60	0.00
September 8	89	56	0.00
September 9	80	60	0.00
September 10	76	49	0.00
September 11	86	47	0.00
September 12	92	59	0.00
September 13	78	57	0.03
September 14	72	49	0.00
September 15	78	48	0.00
September 16	71	46	0.00
September 17	74	44	0.00
September 18	75	49	0.00
September 19	83	52	0.00
September 20	71	51	0.11
September 21	66	46	0.00
September 22	69	38	0.00
September 23	78	46	0.00
September 24	76	57	0.00
September 25	85	50	0.00
September 26	86	56	0.00
September 27	81	59	0.00
September 28	88	64	0.02
September 29	73	49	0.89
September 30	66	45	0.00

October 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	72	46	0.00
October 2	78	48	0.00
October 3	72	48	0.22
October 4	52	47	0.08
October 5	62	37	0.00
October 6	66	42	0.00
October 7	67	41	0.00
October 8	67	47	0.15
October 9	65	61	0.39
October 10	67	55	0.10
October 11	68	50	0.00
October 12	72	44	0.00
October 13	75	47	0.08
October 14	59	37	0.00
October 15	72	40	0.00
October 16	76	54	0.00
October 17	66	41	0.03
October 18	55	34	0.00
October 19	53	33	0.00
October 20	58	36	0.00
October 21	60	33	0.00
October 22	60	44	0.00
October 23	45	38	0.01
October 24	50	35	0.00
October 25	59	33	0.00
October 26	65	42	0.00
October 27	75	33	0.00
October 28	75	40	0.00
October 29	77	54	0.00
October 30	74	50	0.00
October 31	74	55	0.00

November 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	77	49	0.00
November 2	66	35	1.09
November 3	43	30	0.01
November 4	60	30	0.00
November 5	68	45	0.00
November 6	65	42	0.00
November 7	56	31	0.00
November 8	66	35	0.00
November 9	74	53	0.00
November 10	69	54	0.00
November 11	56	37	0.00
November 12	59	34	0.00
November 13	67	43	0.00
November 14	59	36	0.00
November 15	47	29	0.00
November 16	43	29	0.00
November 17	43	25	0.00
November 18	61	27	0.00
November 19	66	46	0.24
November 20	54	37	0.01
November 21	65	39	0.00
November 22	68	51	0.00
November 23	70	48	0.01
November 24	61	36	0.02
November 25	48	32	0.10
November 26	46	39	0.37
November 27	52	37	0.00
November 28	47	28	0.00
November 29	42	26	0.00
November 30	36	23	0.00

December 1999 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	39	19	0.00	0.0
December 2	53	28	0.00	0.0
December 3	57	48	0.00	0.0
December 4	60	47	0.01	0.0
December 5	57	44	0.44	0.0
December 6	47	27	0.03	0.0
December 7	42	25	0.00	0.0
December 8	51	27	0.00	0.0
December 9	50	30	0.00	0.0
December 10	51	29	0.69	0.0
December 11	40	22	0.00	0.0
December 12	40	33	0.42	0.0
December 13	44	36	0.37	0.0
December 14	44	38	0.27	0.0
December 15	46	33	0.09	0.0
December 16	35	25	0.00	0.0
December 17	44	22	0.00	0.0
December 18	33	25	0.00	0.0
December 19	46	24	0.01	0.0
December 20	48	22	0.17	0.0
December 21	24	15	0.00	0.0
December 22	29	10	0.00	0.0
December 23	29	17	0.00	0.0
December 24	21	8	0.06	0.6
December 25	25	6	0.00	0.0
December 26	37	21	0.00	0.0
December 27	25	17	0.00	0.0
December 28	27	12	0.00	0.3
December 29	37	25	0.00	0.0
December 30	45	33	0.00	0.0
December 31	47	24	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1948–2024	Dayton International Airport	location
1893–1947	Dayton	location