Dayton Weather in 2009

Historical record of Dayton, Ohio weather for the year 2009 based on NOAA data.

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2009 Dayton Weather Extremes
Highest temperature	92 °F	June 25
Lowest temperature	-14 °F	January 16
Highest daily low	72 °F	August 9
Lowest daily high	4 °F	January 16
Most daily precipitation	1.5 inches	July 22
Most daily snow	3.8 inches	January 28
Total annual precipitation	35.6 inches	-
Total annual snow	20.9 inches	-

What was the hottest temperature in Dayton in 2009?

The highest temperature recorded in Dayton, Ohio in 2009 was 92 °F which happened on June 25.

Highest Temperatures: All-Time By Year

Highest Temperatures in Dayton in 2009

Rank	Temperature	Date
1	92 °F	Jun 25
2	91 °F	Jun 19
3	90 °F	Aug 16
3	90 °F	Jun 24
5	88 °F	Aug 17
5	88 °F	Aug 9
5	88 °F	Jun 26
8	87 °F	Aug 10
8	87 °F	Jun 23
8	87 °F	Jun 21

What was the coldest temperature in Dayton in 2009?

The lowest temperature recorded in Dayton, Ohio in 2009 was -14 °F which happened on Jan 16.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Dayton in 2009

Rank	Temperature	Date
1	-14 °F	January 16
2	-9 °F	January 15
3	-4 °F	January 17
4	-1 °F	January 31
5	0 °F	January 21
5	0 °F	January 20
7	2 °F	February 5
8	3 °F	January 30
9	6 °F	March 3
9	6 °F	February 4
9	6 °F	January 19
9	6 °F	January 14

January 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	33	18	0.00	0.0
January 2	43	25	0.00	0.0
January 3	41	20	0.05	0.0
January 4	51	31	0.02	0.0
January 5	32	21	0.00	0.0
January 6	32	26	0.19	0.0
January 7	33	24	0.03	0.7
January 8	24	14	0.00	0.0
January 9	29	20	0.00	0.0
January 10	32	24	0.31	0.0
January 11	28	22	0.08	1.3
January 12	33	24	0.03	0.4
January 13	34	9	0.05	0.5
January 14	24	6	0.15	3.0
January 15	7	-9	0.00	0.0
January 16	4	-14	0.00	0.0
January 17	32	-4	0.00	0.0
January 18	32	10	0.02	0.2
January 19	19	6	0.01	0.3
January 20	16	0	0.00	0.0
January 21	32	0	0.00	0.0
January 22	41	22	0.00	0.0
January 23	46	28	0.00	0.0
January 24	28	12	0.00	0.0
January 25	14	9	0.05	0.6
January 26	24	14	0.00	0.1
January 27	22	16	0.47	2.7
January 28	26	15	0.57	3.8
January 29	26	17	0.00	0.1
January 30	26	3	0.00	0.0
January 31	33	-1	0.00	0.0

February 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	42	30	0.00	0.0
February 2	34	15	0.00	0.0
February 3	24	11	0.00	0.1
February 4	15	6	0.00	n/a
February 5	22	2	0.00	0.0
February 6	44	18	0.00	0.0
February 7	50	42	0.01	0.0
February 8	47	27	0.00	0.0
February 9	52	24	0.00	0.0
February 10	56	49	0.23	0.0
February 11	62	40	0.63	0.0
February 12	48	34	0.00	0.0
February 13	44	26	0.00	0.0
February 14	36	31	0.00	0.0
February 15	35	22	0.00	0.0
February 16	32	21	0.00	0.0
February 17	43	20	0.00	0.0
February 18	53	35	0.12	0.0
February 19	35	16	0.01	0.1
February 20	29	15	0.00	0.0
February 21	38	17	0.12	1.0
February 22	26	19	0.00	0.0
February 23	27	12	0.00	0.0
February 24	37	14	0.00	0.0
February 25	57	25	0.00	0.0
February 26	58	44	0.01	0.0
February 27	57	31	0.46	0.0
February 28	31	18	0.00	0.0

March 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	31	16	0.00
March 2	22	9	0.00
March 3	29	6	0.00
March 4	43	17	0.00
March 5	64	29	0.00
March 6	66	54	0.00
March 7	75	56	0.00
March 8	69	48	0.21
March 9	54	35	0.00
March 10	76	44	0.01
March 11	69	28	0.36
March 12	32	24	0.00
March 13	45	18	0.00
March 14	51	27	0.00
March 15	62	30	0.00
March 16	62	36	0.00
March 17	70	37	0.00
March 18	74	47	0.29
March 19	54	33	0.01
March 20	44	23	0.00
March 21	55	26	0.00
March 22	62	32	0.00
March 23	60	34	0.00
March 24	70	42	0.00
March 25	60	50	0.43
March 26	56	42	0.06
March 27	59	36	0.00
March 28	60	36	0.00
March 29	58	35	0.10
March 30	55	28	0.00
March 31	65	39	0.01

April 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	61	38	0.02
April 2	73	38	0.10
April 3	57	39	0.54
April 4	56	32	0.00
April 5	65	40	0.49
April 6	47	31	0.05
April 7	40	28	0.00
April 8	53	31	0.00
April 9	62	35	0.00
April 10	62	43	0.50
April 11	53	33	0.00
April 12	55	27	0.00
April 13	47	37	0.58
April 14	57	41	0.19
April 15	45	39	0.01
April 16	64	40	0.00
April 17	71	37	0.00
April 18	75	43	0.00
April 19	64	54	0.22
April 20	56	42	0.14
April 21	50	39	0.03
April 22	60	37	0.03
April 23	64	32	0.00
April 24	83	57	0.00
April 25	85	65	0.00
April 26	85	63	0.00
April 27	83	67	0.00
April 28	70	49	0.20
April 29	66	48	0.43
April 30	72	60	0.43

May 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	72	50	0.79
May 2	64	44	0.00
May 3	68	51	0.00
May 4	70	52	0.00
May 5	72	48	0.00
May 6	65	51	0.70
May 7	71	48	0.00
May 8	70	58	0.02
May 9	67	48	0.00
May 10	65	47	0.00
May 11	65	48	0.00
May 12	68	40	0.00
May 13	66	52	0.91
May 14	72	54	0.69
May 15	79	48	0.00
May 16	69	48	0.20
May 17	61	39	0.00
May 18	66	38	0.00
May 19	73	44	0.00
May 20	81	50	0.00
May 21	83	53	0.00
May 22	85	61	0.00
May 23	86	57	0.00
May 24	86	62	0.00
May 25	80	61	0.00
May 26	84	63	0.05
May 27	82	67	0.17
May 28	77	60	0.23
May 29	78	55	0.00
May 30	77	52	0.03
May 31	73	56	0.00

June 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	86	53	0.06
June 2	86	62	0.24
June 3	65	51	0.20
June 4	68	50	0.00
June 5	74	44	0.00
June 6	79	50	0.00
June 7	81	59	0.00
June 8	83	64	0.01
June 9	84	65	0.07
June 10	74	62	0.11
June 11	77	63	1.38
June 12	75	61	0.00
June 13	78	54	0.00
June 14	77	59	0.26
June 15	80	59	0.00
June 16	78	62	1.02
June 17	85	66	0.02
June 18	80	61	0.00
June 19	91	70	0.11
June 20	85	68	0.22
June 21	87	67	0.00
June 22	85	67	0.00
June 23	87	63	0.00
June 24	90	66	0.00
June 25	92	69	1.50
June 26	88	67	0.10
June 27	85	64	0.00
June 28	84	63	0.00
June 29	82	62	0.00
June 30	75	60	0.00

July 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	70	61	0.01
July 2	69	58	0.00
July 3	78	60	0.00
July 4	72	58	0.03
July 5	79	61	0.00
July 6	83	57	0.00
July 7	82	61	0.01
July 8	81	63	0.00
July 9	81	63	0.01
July 10	86	62	0.00
July 11	76	68	1.06
July 12	82	62	0.00
July 13	80	58	0.00
July 14	80	53	0.00
July 15	82	59	0.00
July 16	84	67	0.00
July 17	77	60	0.01
July 18	69	57	0.00
July 19	73	57	0.00
July 20	78	57	0.00
July 21	80	56	0.00
July 22	69	62	1.51
July 23	77	63	0.03
July 24	81	58	0.00
July 25	78	63	0.21
July 26	80	59	0.00
July 27	82	61	0.00
July 28	84	66	0.00
July 29	79	67	0.11
July 30	80	62	0.24
July 31	79	64	0.78

August 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	80	59	0.01
August 2	75	61	0.02
August 3	80	55	0.00
August 4	72	64	0.63
August 5	78	64	0.00
August 6	78	57	0.00
August 7	79	57	0.00
August 8	86	66	0.01
August 9	88	72	0.00
August 10	87	70	0.19
August 11	84	66	0.00
August 12	83	62	0.00
August 13	82	58	0.00
August 14	84	61	0.00
August 15	86	62	0.00
August 16	90	70	0.00
August 17	88	70	0.00
August 18	85	71	0.00
August 19	83	70	0.64
August 20	83	68	0.10
August 21	79	63	0.00
August 22	70	57	0.00
August 23	68	53	0.00
August 24	77	54	0.00
August 25	81	56	0.00
August 26	84	61	0.00
August 27	85	63	0.03
August 28	85	64	0.39
August 29	75	57	0.01
August 30	68	50	0.00
August 31	70	46	0.00

September 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	72	45	0.00
September 2	78	50	0.00
September 3	80	52	0.00
September 4	79	52	0.00
September 5	80	54	0.00
September 6	80	57	0.00
September 7	76	62	0.65
September 8	78	61	0.19
September 9	81	57	0.00
September 10	78	57	0.00
September 11	77	56	0.00
September 12	76	49	0.00
September 13	77	47	0.00
September 14	82	55	0.00
September 15	83	59	0.00
September 16	76	54	0.10
September 17	77	47	0.00
September 18	77	49	0.00
September 19	77	50	0.00
September 20	71	56	0.35
September 21	76	68	0.11
September 22	82	66	0.01
September 23	78	66	0.30
September 24	71	62	0.57
September 25	65	59	0.01
September 26	71	60	0.18
September 27	70	58	0.16
September 28	65	54	0.05
September 29	56	50	0.00
September 30	59	43	0.00

October 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	62	38	0.03
October 2	65	51	1.11
October 3	62	51	0.00
October 4	62	44	0.00
October 5	67	37	0.00
October 6	66	42	0.09
October 7	59	45	0.00
October 8	57	44	0.17
October 9	64	50	0.64
October 10	57	40	0.00
October 11	54	34	0.00
October 12	61	37	0.00
October 13	55	42	0.00
October 14	45	40	0.09
October 15	47	39	0.36
October 16	41	37	0.00
October 17	49	32	0.00
October 18	52	28	0.00
October 19	58	36	0.00
October 20	67	46	0.00
October 21	67	43	0.00
October 22	68	50	0.00
October 23	66	53	0.85
October 24	55	37	0.01
October 25	61	36	0.00
October 26	64	37	0.00
October 27	57	46	0.30
October 28	59	48	0.68
October 29	60	47	0.00
October 30	78	57	0.22
October 31	64	38	0.25

November 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	51	30	0.00
November 2	59	32	0.00
November 3	50	35	0.00
November 4	51	34	0.00
November 5	53	36	0.00
November 6	55	28	0.00
November 7	68	44	0.00
November 8	68	50	0.00
November 9	67	50	0.00
November 10	61	49	0.00
November 11	56	33	0.00
November 12	56	27	0.00
November 13	61	31	0.00
November 14	66	40	0.00
November 15	63	50	0.00
November 16	53	45	0.00
November 17	58	42	0.03
November 18	55	49	0.49
November 19	49	39	0.11
November 20	51	35	0.00
November 21	53	33	0.00
November 22	56	32	0.00
November 23	52	40	0.00
November 24	50	44	0.02
November 25	50	44	0.02
November 26	44	33	0.14
November 27	37	27	0.00
November 28	54	28	0.00
November 29	57	45	0.12
November 30	45	31	0.00

December 2009 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	51	30	0.00	0.0
December 2	46	33	0.51	0.0
December 3	41	32	0.00	0.0
December 4	32	22	0.00	0.0
December 5	29	20	0.00	0.0
December 6	34	18	0.00	0.0
December 7	34	25	0.00	0.0
December 8	39	31	0.48	0.0
December 9	52	21	0.27	0.0
December 10	21	15	0.00	0.3
December 11	33	15	0.00	0.0
December 12	40	18	0.01	0.0
December 13	41	33	0.62	0.0
December 14	55	37	0.00	0.0
December 15	43	19	0.00	0.0
December 16	29	14	0.00	0.0
December 17	38	19	0.00	0.0
December 18	40	27	0.00	0.0
December 19	34	28	0.17	2.4
December 20	32	26	0.01	0.1
December 21	30	28	0.02	0.4
December 22	32	29	0.04	0.4
December 23	33	28	0.02	0.3
December 24	41	27	0.00	0.0
December 25	49	32	0.60	0.0
December 26	38	29	0.00	0.0
December 27	35	20	0.06	1.4
December 28	28	18	0.00	0.1
December 29	26	16	0.00	0.0
December 30	37	18	0.00	0.0
December 31	37	28	0.14	0.6

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Weather Station Details

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