Dayton Weather in 2021

2021 Dayton Weather Extremes
Highest temperature	92 °F	August 26
Lowest temperature	16 °F	February 18
Highest daily low	72 °F	July 30
Lowest daily high	25 °F	February 17
Most daily precipitation	2.8 inches	March 18
Most daily snow	none	-
Total annual precipitation	58.8 inches	-
Total annual snow	none	-

Rank	Temperature	Date
1	92 °F	Aug 26
1	92 °F	Jul 31
3	91 °F	Aug 25
3	91 °F	Aug 15
3	91 °F	Jul 30
3	91 °F	Jul 29
7	90 °F	Aug 29
7	90 °F	Aug 28
7	90 °F	Aug 24
7	90 °F	Aug 11
7	90 °F	Jul 28
7	90 °F	Jul 23
7	90 °F	Jul 7
7	90 °F	Jun 15

Rank	Temperature	Date
1	16 °F	February 18
1	16 °F	February 17
3	19 °F	February 16
4	20 °F	February 20
4	20 °F	January 14
4	20 °F	January 13
7	21 °F	February 21
8	22 °F	February 8
8	22 °F	January 30
8	22 °F	January 29

January 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	56	49	0.28
January 2	64	43	0.39
January 3	61	40	0.00
January 4	44	24	0.00
January 5	52	25	0.00
January 6	48	25	0.00
January 7	45	27	0.00
January 8	39	32	0.30
January 9	39	31	0.00
January 10	33	29	0.00
January 11	44	29	0.01
January 12	38	33	0.15
January 13	46	20	0.00
January 14	45	20	0.00
January 15	52	27	0.00
January 16	50	31	0.00
January 17	38	33	0.00
January 18	49	33	0.00
January 19	49	33	0.00
January 20	54	32	0.00
January 21	51	32	0.17
January 22	45	34	0.05
January 23	53	29	0.00
January 24	46	29	0.00
January 25	46	31	0.52
January 26	64	41	0.70
January 27	67	42	0.00
January 28	56	31	0.00
January 29	40	22	0.00
January 30	43	22	0.00
January 31	41	32	0.32

February 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	51	33	0.00
February 2	34	28	0.00
February 3	40	29	0.00
February 4	44	23	0.00
February 5	44	24	0.00
February 6	49	24	0.21
February 7	46	24	0.32
February 8	41	22	0.00
February 9	54	24	0.00
February 10	58	39	0.00
February 11	67	41	0.45
February 12	49	36	0.40
February 13	41	35	0.22
February 14	41	34	0.02
February 15	38	33	0.01
February 16	43	19	0.70
February 17	25	16	0.00
February 18	41	16	1.05
February 19	42	28	0.02
February 20	44	20	0.00
February 21	46	21	0.00
February 22	57	24	0.30
February 23	57	29	0.05
February 24	68	33	0.00
February 25	71	26	0.00
February 26	66	41	0.52
February 27	52	41	0.70
February 28	64	52	0.06

March 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	71	54	1.55
March 2	57	36	0.00
March 3	51	34	0.00
March 4	63	34	0.00
March 5	66	35	0.00
March 6	51	36	0.00
March 7	55	28	0.00
March 8	59	28	0.00
March 9	65	30	0.00
March 10	68	35	0.00
March 11	71	40	0.00
March 12	67	48	0.00
March 13	74	53	0.05
March 14	60	54	0.00
March 15	67	51	0.00
March 16	68	50	0.20
March 17	55	51	0.05
March 18	60	53	2.80
March 19	68	43	0.00
March 20	51	42	0.00
March 21	61	33	0.00
March 22	66	36	0.00
March 23	68	41	0.00
March 24	63	49	0.01
March 25	74	52	0.30
March 26	64	52	2.10
March 27	76	48	0.05
March 28	63	50	1.75
March 29	63	33	0.07
March 30	63	36	0.00
March 31	72	39	1.10

April 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	59	34	0.50
April 2	47	29	0.00
April 3	51	27	0.00
April 4	62	29	0.00
April 5	72	33	0.00
April 6	76	44	0.00
April 7	77	48	0.00
April 8	79	49	0.30
April 9	75	49	0.00
April 10	81	58	0.02
April 11	70	49	0.27
April 12	73	43	0.00
April 13	79	44	0.00
April 14	78	44	0.00
April 15	73	51	0.03
April 16	63	38	0.00
April 17	63	47	0.01
April 18	65	41	0.00
April 19	65	43	0.00
April 20	67	40	0.00
April 21	72	38	0.00
April 22	49	27	0.00
April 23	62	31	0.00
April 24	57	42	0.31
April 25	55	45	0.96
April 26	67	42	0.00
April 27	77	44	0.00
April 28	80	57	0.00
April 29	81	58	0.00
April 30	74	55	0.00

May 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	75	42	0.00
May 2	77	46	0.00
May 3	75	46	0.05
May 4	84	64	0.07
May 5	69	61	1.45
May 6	66	43	0.03
May 7	70	43	0.03
May 8	65	46	0.00
May 9	68	47	0.00
May 10	76	52	0.80
May 11	69	46	0.00
May 12	68	49	0.00
May 13	65	41	0.00
May 14	69	40	0.00
May 15	73	43	0.00
May 16	75	50	0.00
May 17	76	51	0.00
May 18	76	57	0.00
May 19	71	60	0.05
May 20	n/a	n/a	0.00
May 21	82	52	0.00
May 22	84	56	0.00
May 23	83	60	0.00
May 24	86	58	0.00
May 25	86	59	0.00
May 26	87	61	0.00
May 27	86	62	0.00
May 28	84	64	0.00
May 29	81	57	0.47
May 30	66	51	0.00
May 31	67	46	0.00

June 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	78	48	0.00
June 2	79	59	0.05
June 3	74	62	0.98
June 4	71	57	1.05
June 5	82	59	0.00
June 6	85	64	0.01
June 7	80	67	0.55
June 8	82	69	0.50
June 9	83	68	0.20
June 10	79	68	0.10
June 11	78	68	0.15
June 12	85	68	1.51
June 13	89	62	0.11
June 14	89	60	0.00
June 15	90	66	0.00
June 16	81	57	0.00
June 17	82	56	0.00
June 18	83	58	0.00
June 19	87	63	0.00
June 20	82	66	0.04
June 21	88	70	0.00
June 22	88	63	0.78
June 23	77	53	0.00
June 24	81	60	0.00
June 25	83	65	0.00
June 26	83	62	0.00
June 27	84	65	0.06
June 28	88	65	0.00
June 29	89	70	0.03
June 30	87	67	0.00

July 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	89	68	0.00
July 2	84	70	0.55
July 3	83	58	0.00
July 4	79	56	0.00
July 5	84	61	0.00
July 6	89	64	0.00
July 7	90	70	0.00
July 8	79	67	0.20
July 9	85	68	0.27
July 10	85	68	0.33
July 11	84	70	0.27
July 12	81	69	0.27
July 13	79	68	0.05
July 14	80	65	0.40
July 15	82	64	1.10
July 16	88	66	0.00
July 17	84	68	0.00
July 18	81	67	0.48
July 19	81	68	0.20
July 20	80	68	0.05
July 21	83	65	0.00
July 22	86	64	0.00
July 23	90	69	0.00
July 24	88	64	0.00
July 25	89	68	0.00
July 26	85	70	0.04
July 27	87	69	0.48
July 28	90	68	0.00
July 29	91	65	0.00
July 30	91	72	0.00
July 31	92	70	0.00

August 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	87	70	0.07
August 2	83	61	0.06
August 3	82	62	0.00
August 4	84	62	0.00
August 5	79	60	0.00
August 6	85	62	0.00
August 7	86	67	0.00
August 8	81	62	0.05
August 9	85	65	0.00
August 10	89	67	0.00
August 11	90	68	0.65
August 12	89	66	0.00
August 13	88	67	0.00
August 14	89	68	0.00
August 15	91	67	0.03
August 16	86	69	2.30
August 17	84	68	0.20
August 18	73	64	0.68
August 19	85	67	0.42
August 20	80	69	0.10
August 21	85	68	0.35
August 22	81	69	0.28
August 23	88	66	0.45
August 24	90	66	0.00
August 25	91	68	0.00
August 26	92	67	0.00
August 27	89	67	0.01
August 28	90	68	0.00
August 29	90	70	0.10
August 30	87	69	0.00
August 31	83	67	2.35

September 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	74	68	2.40
September 2	80	62	0.00
September 3	79	60	0.00
September 4	81	57	0.00
September 5	81	58	0.00
September 6	81	61	0.10
September 7	81	57	0.00
September 8	83	60	0.00
September 9	86	63	0.00
September 10	79	53	0.00
September 11	79	54	0.00
September 12	81	55	0.00
September 13	82	59	0.00
September 14	86	62	0.00
September 15	86	66	0.00
September 16	79	64	0.00
September 17	82	64	0.00
September 18	80	68	0.01
September 19	74	68	0.55
September 20	74	68	0.91
September 21	72	66	0.75
September 22	80	65	0.50
September 23	80	49	0.25
September 24	68	43	0.00
September 25	72	45	0.00
September 26	76	50	0.00
September 27	77	53	0.00
September 28	78	54	0.00
September 29	84	58	0.00
September 30	82	58	0.00

October 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	81	61	0.00
October 2	82	60	0.02
October 3	76	62	0.18
October 4	69	64	1.25
October 5	79	64	0.50
October 6	72	64	0.60
October 7	74	64	0.65
October 8	78	64	0.00
October 9	80	57	1.03
October 10	80	58	0.01
October 11	77	59	0.00
October 12	76	60	0.00
October 13	69	65	0.00
October 14	78	61	0.00
October 15	80	59	0.00
October 16	79	57	0.40
October 17	63	40	0.00
October 18	65	39	0.00
October 19	69	39	0.00
October 20	69	42	0.00
October 21	73	45	0.05
October 22	74	47	0.20
October 23	63	42	0.01
October 24	68	42	0.00
October 25	72	46	0.00
October 26	75	49	0.03
October 27	58	38	0.00
October 28	63	40	0.00
October 29	56	47	0.37
October 30	54	47	0.10
October 31	57	51	0.07

November 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	58	42	0.02
November 2	66	43	0.00
November 3	57	36	0.00
November 4	48	41	0.04
November 5	47	35	0.00
November 6	53	30	0.01
November 7	60	30	0.00
November 8	64	32	0.00
November 9	69	35	0.00
November 10	69	35	0.00
November 11	72	44	0.00
November 12	68	38	0.40
November 13	63	36	0.00
November 14	49	28	0.00
November 15	55	29	0.00
November 16	55	34	0.00
November 17	67	39	0.00
November 18	66	49	0.00
November 19	59	29	0.02
November 20	50	26	0.00
November 21	57	29	0.00
November 22	56	35	0.29
November 23	51	24	0.00
November 24	47	23	n/a
November 25	56	24	0.00
November 26	58	32	n/a
November 27	45	25	0.00
November 28	53	25	0.00
November 29	59	30	0.00
November 30	46	26	0.00

December 2021 Dayton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	61	27	0.00
December 2	60	33	0.00
December 3	71	41	0.00
December 4	72	42	0.10
December 5	65	48	0.01
December 6	57	51	0.03
December 7	58	29	0.73
December 8	42	29	0.00
December 9	54	28	0.00
December 10	55	30	0.00
December 11	63	47	0.05
December 12	65	30	0.67
December 13	48	25	0.00
December 14	57	25	0.00
December 15	60	28	0.00
December 16	61	33	0.00
December 17	68	52	0.15
December 18	62	55	0.44
December 19	69	42	0.37
December 20	69	32	0.00
December 21	n/a	32	0.00
December 22	48	31	0.00
December 23	47	25	0.00
December 24	54	25	0.00
December 25	59	35	0.00
December 26	69	51	0.00
December 27	72	53	0.00
December 28	67	58	0.00
December 29	69	58	1.18
December 30	65	57	1.10
December 31	68	50	0.00