Dayton Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Dayton, Tennessee, based on NOAA data.

Also see:

What's the hottest day of the year in Dayton?

On average, July 23 is the hottest day of the year Dayton, Tennessee. From 1991–2020, the average high temperature on July 23 was 87.9 °F and the average low was 67.8 °F.

What's the coldest day of the year in Dayton?

On average, January 17 is the coldest day of the year Dayton, Tennessee. From 1991–2020, the average high temperature on January 17 was 47.2 °F, and the average low was 29.1 °F.

Average Temperature by Day

Average temperatures from 1991–2020. Daily averages are a mean of the period from 14 days before to 14 days after, inclusive.

Day	Average (°F)
Day	High	Low
January 1	48.1	30.5
January 2	48.0	30.3
January 3	47.9	30.3
January 4	47.8	30.2
January 5	47.7	30.2
January 6	47.6	29.9
January 7	47.4	29.7
January 8	47.3	29.6
January 9	47.4	29.7
January 10	47.4	29.7
January 11	47.4	29.5
January 12	47.3	29.4
January 13	47.2	29.3
January 14	47.2	29.3
January 15	47.2	29.2
January 16	47.2	29.2
January 17	47.2	29.1
January 18	47.3	29.1
January 19	47.5	29.1
January 20	47.6	29.1
January 21	47.8	29.0
January 22	47.8	29.1
January 23	48.0	29.2
January 24	48.1	29.3
January 25	48.3	29.3
January 26	48.4	29.3
January 27	48.4	29.2
January 28	48.4	29.2
January 29	48.5	29.3
January 30	48.5	29.4
January 31	48.6	29.5
February 1	48.8	29.6
February 2	49.0	29.8
February 3	49.3	29.9
February 4	49.5	30.1
February 5	49.7	30.3
February 6	50.0	30.6
February 7	50.3	30.9
February 8	50.7	31.1
February 9	51.1	31.6
February 10	51.4	31.9
February 11	51.8	32.1
February 12	52.0	32.3
February 13	52.1	32.3
February 14	52.3	32.4
February 15	52.5	32.6
February 16	52.8	32.8
February 17	53.0	32.9
February 18	53.0	33.1
February 19	53.2	33.3
February 20	53.6	33.4
February 21	53.9	33.6
February 22	54.1	33.7
February 23	54.4	33.8
February 24	54.8	34.0
February 25	55.1	34.2
February 26	55.5	34.3
February 27	55.8	34.5
February 28	56.2	34.7
March 1	56.6	35.0
March 2	56.9	35.3
March 3	57.3	35.6
March 4	57.6	35.9
March 5	58.0	36.2
March 6	58.4	36.5
March 7	58.6	36.6
March 8	58.8	36.7
March 9	59.0	36.7
March 10	59.2	36.8
March 11	59.5	37.0
March 12	59.7	37.2
March 13	60.0	37.5
March 14	60.4	37.8
March 15	60.8	38.2
March 16	61.0	38.4
March 17	61.2	38.6
March 18	61.4	38.9
March 19	61.9	39.2
March 20	62.4	39.5
March 21	62.8	39.8
March 22	63.0	40.1
March 23	63.3	40.4
March 24	63.6	40.7
March 25	63.9	41.1
March 26	64.2	41.5
March 27	64.6	41.8
March 28	65.0	42.1
March 29	65.4	42.4
March 30	65.7	42.7
March 31	66.0	42.9
April 1	66.4	43.2
April 2	66.7	43.4
April 3	67.1	43.6
April 4	67.5	43.8
April 5	67.9	44.1
April 6	68.3	44.5
April 7	68.6	44.9
April 8	68.9	45.2
April 9	69.1	45.4
April 10	69.4	45.6
April 11	69.7	45.9
April 12	70.0	46.2
April 13	70.2	46.4
April 14	70.5	46.6
April 15	70.9	46.8
April 16	71.3	47.1
April 17	71.6	47.4
April 18	71.8	47.7
April 19	72.1	48.0
April 20	72.4	48.3
April 21	72.6	48.6
April 22	72.8	48.9
April 23	73.0	49.1
April 24	73.3	49.3
April 25	73.5	49.7
April 26	73.7	50.0
April 27	73.8	50.3
April 28	74.1	50.5
April 29	74.3	50.8
April 30	74.4	50.9
May 1	74.6	51.2
May 2	74.8	51.6
May 3	74.9	51.9
May 4	75.1	52.1
May 5	75.2	52.4
May 6	75.4	52.5
May 7	75.6	52.8
May 8	75.8	53.1
May 9	76.0	53.4
May 10	76.4	53.7
May 11	76.6	53.9
May 12	77.0	54.3
May 13	77.3	54.7
May 14	77.5	55.1
May 15	77.8	55.5
May 16	78.0	55.8
May 17	78.2	56.1
May 18	78.4	56.4
May 19	78.7	56.7
May 20	79.0	57.0
May 21	79.4	57.4
May 22	79.7	57.7
May 23	79.9	58.0
May 24	80.0	58.3
May 25	80.2	58.5
May 26	80.5	58.7
May 27	80.7	59.0
May 28	81.0	59.3
May 29	81.3	59.7
May 30	81.6	60.0
May 31	81.9	60.3
June 1	82.1	60.6
June 2	82.3	60.8
June 3	82.6	61.1
June 4	82.9	61.4
June 5	83.2	61.7
June 6	83.4	61.9
June 7	83.5	62.2
June 8	83.7	62.4
June 9	83.9	62.7
June 10	84.1	62.9
June 11	84.3	63.1
June 12	84.4	63.3
June 13	84.5	63.4
June 14	84.7	63.6
June 15	84.8	63.8
June 16	84.9	63.9
June 17	85.1	64.1
June 18	85.2	64.3
June 19	85.3	64.4
June 20	85.4	64.5
June 21	85.6	64.7
June 22	85.7	64.9
June 23	85.8	65.1
June 24	85.9	65.3
June 25	86.1	65.4
June 26	86.2	65.6
June 27	86.4	65.7
June 28	86.4	65.8
June 29	86.5	65.9
June 30	86.5	66.1
July 1	86.6	66.2
July 2	86.6	66.3
July 3	86.7	66.4
July 4	86.8	66.6
July 5	86.9	66.7
July 6	87.0	66.9
July 7	87.1	67.0
July 8	87.2	67.1
July 9	87.2	67.2
July 10	87.3	67.2
July 11	87.4	67.3
July 12	87.5	67.3
July 13	87.6	67.5
July 14	87.6	67.5
July 15	87.7	67.6
July 16	87.7	67.7
July 17	87.7	67.7
July 18	87.7	67.8
July 19	87.8	67.8
July 20	87.8	67.8
July 21	87.8	67.8
July 22	87.9	67.8
July 23	87.9	67.8
July 24	87.9	67.8
July 25	87.8	67.8
July 26	87.8	67.8
July 27	87.8	67.7
July 28	87.8	67.7
July 29	87.9	67.7
July 30	87.8	67.7
July 31	87.8	67.6
August 1	87.8	67.5
August 2	87.8	67.5
August 3	87.8	67.5
August 4	87.8	67.4
August 5	87.7	67.4
August 6	87.7	67.3
August 7	87.7	67.2
August 8	87.6	67.1
August 9	87.7	67.1
August 10	87.7	67.0
August 11	87.6	66.9
August 12	87.5	66.9
August 13	87.5	66.8
August 14	87.4	66.8
August 15	87.4	66.7
August 16	87.4	66.7
August 17	87.4	66.7
August 18	87.3	66.6
August 19	87.2	66.6
August 20	87.0	66.5
August 21	86.9	66.4
August 22	86.9	66.2
August 23	86.8	66.1
August 24	86.7	65.9
August 25	86.5	65.7
August 26	86.4	65.5
August 27	86.3	65.3
August 28	86.2	65.2
August 29	86.1	65.0
August 30	86.0	64.9
August 31	85.8	64.7
September 1	85.6	64.5
September 2	85.4	64.2
September 3	85.1	64.0
September 4	84.9	63.8
September 5	84.7	63.5
September 6	84.5	63.2
September 7	84.2	63.0
September 8	83.9	62.7
September 9	83.7	62.4
September 10	83.4	62.1
September 11	83.2	61.8
September 12	82.8	61.5
September 13	82.5	61.2
September 14	82.1	60.8
September 15	81.8	60.4
September 16	81.4	59.9
September 17	81.1	59.4
September 18	80.8	58.9
September 19	80.5	58.6
September 20	80.2	58.2
September 21	79.9	57.9
September 22	79.6	57.6
September 23	79.3	57.2
September 24	78.9	56.8
September 25	78.6	56.4
September 26	78.1	56.0
September 27	77.8	55.8
September 28	77.4	55.4
September 29	77.0	55.1
September 30	76.7	54.7
October 1	76.3	54.3
October 2	76.1	53.8
October 3	75.6	53.3
October 4	75.2	52.9
October 5	74.8	52.4
October 6	74.4	52.0
October 7	74.1	51.5
October 8	73.8	51.1
October 9	73.5	50.6
October 10	73.2	50.1
October 11	72.8	49.8
October 12	72.5	49.3
October 13	72.1	49.0
October 14	71.7	48.7
October 15	71.3	48.4
October 16	71.0	48.1
October 17	70.7	47.8
October 18	70.4	47.5
October 19	70.0	47.2
October 20	69.6	46.7
October 21	69.1	46.3
October 22	68.8	46.0
October 23	68.4	45.7
October 24	68.1	45.4
October 25	67.7	45.0
October 26	67.4	44.5
October 27	67.1	44.0
October 28	66.7	43.6
October 29	66.3	43.2
October 30	65.9	42.8
October 31	65.4	42.4
November 1	65.1	42.2
November 2	64.7	41.9
November 3	64.3	41.7
November 4	64.0	41.3
November 5	63.7	41.1
November 6	63.3	40.8
November 7	62.8	40.7
November 8	62.5	40.4
November 9	62.1	40.1
November 10	61.8	39.7
November 11	61.4	39.4
November 12	61.1	39.0
November 13	60.7	38.7
November 14	60.3	38.3
November 15	59.9	38.0
November 16	59.5	37.7
November 17	59.2	37.5
November 18	58.8	37.2
November 19	58.6	36.9
November 20	58.2	36.6
November 21	57.8	36.4
November 22	57.5	36.1
November 23	57.1	35.9
November 24	56.6	35.7
November 25	56.2	35.4
November 26	55.8	35.3
November 27	55.4	35.1
November 28	55.1	34.9
November 29	54.8	34.8
November 30	54.5	34.7
December 1	54.2	34.6
December 2	54.0	34.4
December 3	53.8	34.4
December 4	53.4	34.2
December 5	53.1	33.9
December 6	52.7	33.6
December 7	52.3	33.3
December 8	52.0	33.2
December 9	51.8	33.1
December 10	51.6	33.0
December 11	51.3	32.8
December 12	51.0	32.6
December 13	50.8	32.4
December 14	50.6	32.3
December 15	50.4	32.3
December 16	50.2	32.1
December 17	50.0	32.0
December 18	49.8	32.0
December 19	49.7	31.9
December 20	49.5	31.8
December 21	49.2	31.7
December 22	49.1	31.6
December 23	49.0	31.5
December 24	48.9	31.3
December 25	48.6	31.2
December 26	48.5	31.0
December 27	48.4	30.9
December 28	48.4	30.9
December 29	48.3	30.7
December 30	48.3	30.7
December 31	48.2	30.6

Weather Station Details

Years	Station	Coordinates
1956–2024	Dayton 2SE	location