Yankton Average Weather by Day

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

Also see:

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

On average, July 18 is the hottest day of the year Yankton, South Dakota. From 1991–2020, the average high temperature on July 18 was 87.1 °F and the average low was 63.2 °F.

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

On average, January 13 is the coldest day of the year Yankton, South Dakota. From 1991–2020, the average high temperature on January 13 was 30.1 °F, and the average low was 9.4 °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	30.4	10.6
January 2	30.3	10.5
January 3	30.2	10.4
January 4	30.0	10.2
January 5	30.0	10.0
January 6	29.9	9.9
January 7	30.0	9.8
January 8	30.2	9.9
January 9	30.2	9.9
January 10	30.2	9.7
January 11	30.0	9.5
January 12	30.1	9.5
January 13	30.1	9.4
January 14	30.1	9.4
January 15	30.2	9.4
January 16	30.3	9.5
January 17	30.4	9.6
January 18	30.6	9.7
January 19	30.8	9.8
January 20	31.0	9.8
January 21	31.1	9.8
January 22	31.2	9.9
January 23	31.3	9.9
January 24	31.5	10.0
January 25	31.5	10.0
January 26	31.6	10.0
January 27	31.7	10.1
January 28	31.9	10.2
January 29	32.0	10.3
January 30	32.1	10.4
January 31	32.4	10.6
February 1	32.4	10.7
February 2	32.6	10.8
February 3	32.9	11.1
February 4	33.1	11.3
February 5	33.3	11.4
February 6	33.4	11.6
February 7	33.7	11.8
February 8	34.0	12.1
February 9	34.2	12.4
February 10	34.3	12.5
February 11	34.3	12.6
February 12	34.4	12.7
February 13	34.5	12.8
February 14	34.7	13.0
February 15	35.0	13.2
February 16	35.0	13.2
February 17	35.0	13.3
February 18	35.2	13.5
February 19	35.5	13.8
February 20	35.9	14.0
February 21	36.3	14.2
February 22	36.4	14.5
February 23	36.7	14.9
February 24	37.0	15.1
February 25	37.4	15.4
February 26	37.9	15.8
February 27	38.4	16.3
February 28	39.0	16.7
March 1	39.3	17.1
March 2	39.9	17.6
March 3	40.5	18.1
March 4	40.9	18.5
March 5	41.2	19.0
March 6	41.8	19.4
March 7	42.2	19.7
March 8	42.6	20.0
March 9	43.0	20.4
March 10	43.5	20.8
March 11	44.0	21.3
March 12	44.5	21.8
March 13	45.2	22.3
March 14	45.8	22.9
March 15	46.4	23.5
March 16	47.0	24.0
March 17	47.7	24.6
March 18	48.5	25.2
March 19	49.1	25.7
March 20	49.6	26.0
March 21	50.0	26.4
March 22	50.4	26.8
March 23	51.2	27.2
March 24	51.8	27.7
March 25	52.3	28.2
March 26	52.6	28.5
March 27	53.0	28.8
March 28	53.4	29.1
March 29	53.5	29.4
March 30	53.8	29.7
March 31	54.2	30.1
April 1	54.5	30.4
April 2	54.9	30.7
April 3	55.3	30.9
April 4	55.7	31.3
April 5	56.1	31.6
April 6	56.4	32.0
April 7	56.8	32.4
April 8	57.2	32.7
April 9	57.7	33.0
April 10	58.3	33.4
April 11	58.7	33.7
April 12	59.1	34.0
April 13	59.4	34.3
April 14	59.6	34.5
April 15	59.9	34.8
April 16	60.2	35.2
April 17	60.4	35.6
April 18	60.8	36.0
April 19	61.2	36.3
April 20	61.5	36.8
April 21	61.8	37.1
April 22	62.2	37.6
April 23	62.7	38.0
April 24	63.2	38.6
April 25	63.6	39.1
April 26	64.1	39.5
April 27	64.7	40.0
April 28	65.0	40.4
April 29	65.3	40.6
April 30	65.6	40.9
May 1	66.0	41.2
May 2	66.5	41.6
May 3	66.9	42.0
May 4	67.3	42.4
May 5	67.8	42.7
May 6	68.2	43.1
May 7	68.6	43.5
May 8	69.0	44.1
May 9	69.2	44.6
May 10	69.4	45.0
May 11	69.7	45.4
May 12	70.1	45.8
May 13	70.5	46.3
May 14	70.8	46.7
May 15	71.3	47.0
May 16	71.8	47.4
May 17	72.2	47.9
May 18	72.7	48.4
May 19	73.0	48.8
May 20	73.3	49.2
May 21	73.5	49.5
May 22	73.8	49.8
May 23	74.3	50.2
May 24	74.7	50.6
May 25	75.0	51.0
May 26	75.3	51.3
May 27	75.8	51.8
May 28	76.3	52.3
May 29	76.7	52.7
May 30	77.0	53.1
May 31	77.3	53.5
June 1	77.6	53.9
June 2	77.9	54.3
June 3	78.2	54.7
June 4	78.6	55.0
June 5	79.0	55.4
June 6	79.3	55.7
June 7	79.6	56.0
June 8	80.0	56.3
June 9	80.4	56.6
June 10	80.8	56.9
June 11	81.2	57.3
June 12	81.5	57.7
June 13	81.8	58.0
June 14	82.1	58.3
June 15	82.4	58.6
June 16	82.6	58.8
June 17	82.9	59.0
June 18	83.1	59.3
June 19	83.4	59.5
June 20	83.6	59.7
June 21	83.8	59.9
June 22	83.9	60.1
June 23	84.1	60.3
June 24	84.4	60.6
June 25	84.6	60.7
June 26	84.8	60.9
June 27	85.0	61.1
June 28	85.1	61.3
June 29	85.2	61.5
June 30	85.4	61.6
July 1	85.5	61.7
July 2	85.7	61.8
July 3	85.9	62.0
July 4	86.1	62.2
July 5	86.3	62.3
July 6	86.4	62.5
July 7	86.5	62.6
July 8	86.6	62.7
July 9	86.7	62.8
July 10	86.8	63.0
July 11	86.8	63.0
July 12	86.8	63.1
July 13	86.8	63.1
July 14	86.8	63.1
July 15	86.9	63.0
July 16	86.9	63.1
July 17	87.0	63.2
July 18	87.1	63.2
July 19	87.1	63.2
July 20	87.1	63.1
July 21	87.0	63.1
July 22	86.9	63.0
July 23	86.8	63.0
July 24	86.7	62.9
July 25	86.7	62.9
July 26	86.7	62.9
July 27	86.7	62.9
July 28	86.6	62.8
July 29	86.5	62.8
July 30	86.4	62.7
July 31	86.2	62.5
August 1	86.0	62.3
August 2	85.7	62.2
August 3	85.5	62.0
August 4	85.4	61.8
August 5	85.2	61.6
August 6	85.1	61.5
August 7	85.0	61.4
August 8	84.9	61.3
August 9	84.8	61.2
August 10	84.8	61.1
August 11	84.8	61.1
August 12	84.7	61.1
August 13	84.7	61.1
August 14	84.7	61.1
August 15	84.6	61.0
August 16	84.5	60.9
August 17	84.4	60.8
August 18	84.3	60.7
August 19	84.2	60.6
August 20	84.2	60.5
August 21	84.2	60.3
August 22	84.1	60.1
August 23	84.0	59.9
August 24	83.9	59.7
August 25	83.6	59.4
August 26	83.4	59.1
August 27	83.2	58.9
August 28	83.0	58.7
August 29	82.9	58.5
August 30	82.8	58.3
August 31	82.6	58.0
September 1	82.3	57.7
September 2	82.0	57.3
September 3	81.9	57.1
September 4	81.7	56.8
September 5	81.4	56.5
September 6	81.0	56.1
September 7	80.7	55.6
September 8	80.3	55.1
September 9	79.8	54.6
September 10	79.3	54.1
September 11	78.9	53.6
September 12	78.5	53.1
September 13	78.2	52.7
September 14	77.8	52.1
September 15	77.4	51.6
September 16	77.1	51.1
September 17	76.8	50.7
September 18	76.5	50.2
September 19	76.0	49.6
September 20	75.5	49.1
September 21	74.9	48.6
September 22	74.4	48.2
September 23	74.0	47.8
September 24	73.6	47.4
September 25	73.2	47.0
September 26	72.7	46.4
September 27	72.3	45.9
September 28	72.0	45.5
September 29	71.5	45.0
September 30	71.0	44.6
October 1	70.6	44.1
October 2	70.0	43.6
October 3	69.6	43.2
October 4	69.1	42.8
October 5	68.7	42.3
October 6	68.3	41.9
October 7	68.0	41.6
October 8	67.7	41.2
October 9	67.3	40.8
October 10	66.8	40.4
October 11	66.2	40.0
October 12	65.6	39.5
October 13	65.0	39.1
October 14	64.5	38.8
October 15	64.0	38.3
October 16	63.4	37.8
October 17	62.7	37.4
October 18	62.1	37.0
October 19	61.7	36.6
October 20	61.2	36.1
October 21	60.7	35.6
October 22	60.4	35.1
October 23	59.8	34.7
October 24	59.3	34.2
October 25	58.8	33.8
October 26	58.3	33.4
October 27	57.7	32.9
October 28	57.0	32.3
October 29	56.4	31.8
October 30	55.9	31.4
October 31	55.5	31.0
November 1	54.9	30.6
November 2	54.4	30.1
November 3	53.8	29.7
November 4	53.3	29.3
November 5	52.8	29.0
November 6	52.2	28.6
November 7	51.7	28.1
November 8	51.2	27.6
November 9	50.7	27.2
November 10	50.2	26.8
November 11	49.6	26.4
November 12	49.1	26.0
November 13	48.5	25.5
November 14	47.8	25.0
November 15	47.4	24.6
November 16	46.9	24.2
November 17	46.4	23.9
November 18	46.0	23.5
November 19	45.5	23.2
November 20	44.9	22.8
November 21	44.3	22.4
November 22	43.7	21.9
November 23	43.0	21.5
November 24	42.4	21.0
November 25	41.9	20.6
November 26	41.5	20.3
November 27	41.2	20.0
November 28	40.7	19.6
November 29	40.3	19.2
November 30	39.8	18.8
December 1	39.4	18.6
December 2	39.0	18.2
December 3	38.6	17.8
December 4	38.1	17.3
December 5	37.7	16.9
December 6	37.2	16.6
December 7	36.8	16.4
December 8	36.4	16.1
December 9	36.0	15.8
December 10	35.6	15.4
December 11	35.2	15.1
December 12	34.9	14.9
December 13	34.7	14.8
December 14	34.4	14.6
December 15	34.2	14.3
December 16	34.0	14.1
December 17	33.6	13.7
December 18	33.2	13.3
December 19	32.9	13.0
December 20	32.6	12.7
December 21	32.5	12.6
December 22	32.3	12.3
December 23	32.1	12.2
December 24	31.9	12.1
December 25	31.7	12.0
December 26	31.6	11.9
December 27	31.5	11.7
December 28	31.3	11.5
December 29	31.1	11.4
December 30	30.8	11.1
December 31	30.6	10.9

Weather Station Details

Years	Station	Coordinates
1932–2024	Yankton 2 E	location