Rapid City Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Rapid City, South Dakota, based on NOAA data.
Also see:
What's the hottest day of the year in Rapid City?
On average, July 25 is the hottest day of the year Rapid City, South Dakota. From 1991–2020, the average high temperature on July 25 was 87.7 °F and the average low was 58.7 °F.
What's the coldest day of the year in Rapid City?
On average, January 4 is the coldest day of the year Rapid City, South Dakota. From 1991–2020, the average high temperature on January 4 was 35.1 °F, and the average low was 11.7 °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)
High Low
January 1 35.3 11.9
January 2 35.2 11.8
January 3 35.1 11.7
January 4 35.1 11.7
January 5 35.1 11.7
January 6 35.3 11.9
January 7 35.6 12.2
January 8 35.6 12.3
January 9 35.7 12.2
January 10 35.8 12.2
January 11 35.8 12.2
January 12 35.9 12.2
January 13 36.0 12.3
January 14 36.2 12.4
January 15 36.3 12.6
January 16 36.5 12.7
January 17 36.7 12.8
January 18 36.8 12.8
January 19 37.0 13.0
January 20 37.2 13.1
January 21 37.3 13.2
January 22 37.5 13.3
January 23 37.5 13.4
January 24 37.5 13.4
January 25 37.3 13.3
January 26 37.4 13.2
January 27 37.4 13.2
January 28 37.3 13.2
January 29 37.5 13.2
January 30 37.7 13.4
January 31 37.7 13.5
February 1 37.9 13.6
February 2 38.1 13.8
February 3 38.2 13.9
February 4 38.3 13.9
February 5 38.4 13.9
February 6 38.5 14.0
February 7 38.5 14.1
February 8 38.7 14.2
February 9 38.6 14.2
February 10 38.6 14.2
February 11 38.5 14.1
February 12 38.5 14.0
February 13 38.6 14.0
February 14 38.6 14.1
February 15 38.6 14.0
February 16 38.6 14.1
February 17 38.8 14.2
February 18 38.9 14.4
February 19 39.1 14.6
February 20 39.2 14.7
February 21 39.3 14.8
February 22 39.6 15.0
February 23 40.0 15.2
February 24 40.4 15.5
February 25 41.0 15.9
February 26 41.5 16.4
February 27 41.9 16.8
February 28 42.2 17.0
March 1 42.7 17.3
March 2 43.2 17.8
March 3 43.4 18.0
March 4 43.7 18.3
March 5 44.0 18.6
March 6 44.4 18.9
March 7 44.8 19.1
March 8 45.2 19.5
March 9 45.6 19.8
March 10 45.9 20.1
March 11 46.4 20.5
March 12 46.9 21.0
March 13 47.4 21.5
March 14 47.9 22.0
March 15 48.4 22.5
March 16 48.9 23.0
March 17 49.4 23.4
March 18 49.8 23.7
March 19 50.0 24.0
March 20 50.3 24.3
March 21 50.8 24.5
March 22 51.3 25.0
March 23 51.8 25.4
March 24 52.1 25.8
March 25 52.4 26.1
March 26 52.5 26.4
March 27 52.7 26.5
March 28 52.8 26.7
March 29 52.9 26.9
March 30 53.1 27.0
March 31 53.3 27.2
April 1 53.6 27.5
April 2 53.7 27.6
April 3 54.1 27.9
April 4 54.3 28.2
April 5 54.5 28.5
April 6 54.7 28.8
April 7 54.9 29.1
April 8 55.4 29.4
April 9 55.8 29.7
April 10 56.1 30.0
April 11 56.3 30.3
April 12 56.5 30.5
April 13 56.7 30.6
April 14 56.9 30.9
April 15 57.1 31.2
April 16 57.2 31.5
April 17 57.5 31.8
April 18 57.9 32.0
April 19 58.2 32.4
April 20 58.5 32.6
April 21 58.9 32.9
April 22 59.2 33.3
April 23 59.5 33.6
April 24 59.8 34.0
April 25 60.1 34.3
April 26 60.4 34.7
April 27 60.6 35.0
April 28 60.7 35.3
April 29 61.0 35.6
April 30 61.4 35.9
May 1 61.9 36.3
May 2 62.2 36.7
May 3 62.6 37.0
May 4 63.1 37.4
May 5 63.5 37.8
May 6 63.8 38.2
May 7 64.1 38.6
May 8 64.3 39.0
May 9 64.5 39.3
May 10 64.8 39.7
May 11 65.1 40.0
May 12 65.5 40.4
May 13 65.8 40.8
May 14 66.3 41.1
May 15 66.7 41.5
May 16 67.2 41.9
May 17 67.5 42.4
May 18 67.8 42.8
May 19 68.1 43.1
May 20 68.3 43.5
May 21 68.6 43.8
May 22 69.0 44.2
May 23 69.5 44.5
May 24 69.9 44.9
May 25 70.3 45.3
May 26 70.8 45.6
May 27 71.2 46.0
May 28 71.5 46.4
May 29 71.7 46.7
May 30 72.1 47.0
May 31 72.3 47.3
June 1 72.6 47.5
June 2 72.8 47.8
June 3 73.1 48.1
June 4 73.3 48.4
June 5 73.6 48.6
June 6 74.0 48.9
June 7 74.4 49.2
June 8 74.9 49.5
June 9 75.4 49.8
June 10 75.8 50.2
June 11 76.2 50.5
June 12 76.6 50.7
June 13 77.0 50.9
June 14 77.5 51.2
June 15 77.9 51.5
June 16 78.2 51.8
June 17 78.5 52.1
June 18 79.0 52.3
June 19 79.3 52.6
June 20 79.6 52.9
June 21 80.0 53.1
June 22 80.3 53.4
June 23 80.7 53.7
June 24 81.0 54.0
June 25 81.4 54.3
June 26 81.7 54.6
June 27 82.1 54.8
June 28 82.4 55.1
June 29 82.7 55.3
June 30 83.1 55.5
July 1 83.6 55.8
July 2 84.0 56.0
July 3 84.4 56.3
July 4 84.8 56.6
July 5 85.2 56.9
July 6 85.4 57.1
July 7 85.6 57.3
July 8 85.9 57.5
July 9 86.1 57.6
July 10 86.3 57.8
July 11 86.5 58.0
July 12 86.5 58.2
July 13 86.6 58.3
July 14 86.7 58.3
July 15 86.8 58.4
July 16 87.0 58.5
July 17 87.2 58.6
July 18 87.2 58.6
July 19 87.4 58.7
July 20 87.4 58.7
July 21 87.4 58.7
July 22 87.4 58.7
July 23 87.5 58.7
July 24 87.6 58.7
July 25 87.7 58.7
July 26 87.6 58.7
July 27 87.6 58.7
July 28 87.6 58.7
July 29 87.4 58.6
July 30 87.3 58.5
July 31 87.1 58.4
August 1 87.0 58.2
August 2 86.8 58.1
August 3 86.7 57.9
August 4 86.6 57.7
August 5 86.4 57.5
August 6 86.4 57.4
August 7 86.4 57.3
August 8 86.4 57.2
August 9 86.4 57.1
August 10 86.4 57.0
August 11 86.4 56.9
August 12 86.4 56.9
August 13 86.4 56.8
August 14 86.3 56.7
August 15 86.1 56.6
August 16 86.1 56.4
August 17 85.9 56.3
August 18 85.8 56.1
August 19 85.8 56.0
August 20 85.8 55.8
August 21 85.7 55.6
August 22 85.5 55.4
August 23 85.3 55.1
August 24 85.1 54.8
August 25 84.8 54.6
August 26 84.5 54.2
August 27 84.3 53.9
August 28 84.1 53.7
August 29 83.8 53.4
August 30 83.5 53.1
August 31 83.2 52.8
September 1 82.9 52.5
September 2 82.7 52.2
September 3 82.5 51.9
September 4 82.0 51.5
September 5 81.5 51.1
September 6 81.0 50.7
September 7 80.4 50.2
September 8 79.8 49.7
September 9 79.3 49.3
September 10 78.8 48.8
September 11 78.3 48.4
September 12 78.0 47.9
September 13 77.5 47.5
September 14 77.0 47.1
September 15 76.7 46.7
September 16 76.4 46.4
September 17 75.9 46.0
September 18 75.3 45.6
September 19 74.6 45.0
September 20 73.8 44.5
September 21 73.2 44.1
September 22 72.7 43.6
September 23 72.3 43.2
September 24 71.8 42.9
September 25 71.2 42.5
September 26 70.7 42.0
September 27 70.3 41.6
September 28 69.8 41.2
September 29 69.3 40.7
September 30 68.7 40.3
October 1 68.2 39.8
October 2 67.6 39.4
October 3 67.2 39.0
October 4 66.9 38.6
October 5 66.6 38.3
October 6 66.3 38.0
October 7 66.0 37.7
October 8 65.6 37.4
October 9 65.1 37.0
October 10 64.5 36.6
October 11 63.9 36.2
October 12 63.4 35.7
October 13 62.9 35.3
October 14 62.3 34.8
October 15 61.6 34.3
October 16 60.9 33.8
October 17 60.5 33.4
October 18 60.0 33.0
October 19 59.6 32.6
October 20 59.2 32.2
October 21 58.9 31.8
October 22 58.3 31.5
October 23 57.9 31.0
October 24 57.5 30.6
October 25 57.2 30.2
October 26 56.6 29.8
October 27 56.1 29.4
October 28 55.6 29.0
October 29 55.1 28.5
October 30 54.7 28.2
October 31 54.3 27.9
November 1 53.8 27.5
November 2 53.4 27.1
November 3 52.9 26.7
November 4 52.6 26.3
November 5 52.1 25.8
November 6 51.7 25.4
November 7 51.3 25.0
November 8 50.9 24.6
November 9 50.4 24.2
November 10 50.0 23.8
November 11 49.5 23.5
November 12 49.0 23.1
November 13 48.7 22.7
November 14 48.4 22.4
November 15 48.0 22.1
November 16 47.7 21.8
November 17 47.4 21.6
November 18 47.1 21.4
November 19 46.7 21.1
November 20 46.2 20.7
November 21 45.7 20.3
November 22 45.2 19.9
November 23 44.7 19.5
November 24 44.3 19.1
November 25 44.1 18.9
November 26 43.9 18.7
November 27 43.6 18.5
November 28 43.3 18.2
November 29 43.0 17.9
November 30 42.6 17.6
December 1 42.2 17.4
December 2 41.8 17.1
December 3 41.3 16.9
December 4 41.0 16.6
December 5 40.7 16.4
December 6 40.4 16.1
December 7 40.1 16.0
December 8 39.8 15.7
December 9 39.4 15.3
December 10 39.1 15.1
December 11 38.9 15.0
December 12 38.7 14.8
December 13 38.5 14.6
December 14 38.4 14.5
December 15 38.1 14.3
December 16 37.7 14.0
December 17 37.3 13.6
December 18 37.1 13.4
December 19 36.9 13.2
December 20 36.9 13.2
December 21 36.8 13.1
December 22 36.6 13.0
December 23 36.4 12.8
December 24 36.2 12.7
December 25 36.1 12.6
December 26 36.1 12.6
December 27 35.9 12.5
December 28 35.7 12.4
December 29 35.5 12.3
December 30 35.5 12.1
December 31 35.4 12.0
Weather Station Details
Years Station Coordinates
1948–2024 Rapid City Regional Airport location
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