Dubuque Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Dubuque, Iowa, based on NOAA data.
Also see:
What's the hottest day of the year in Dubuque?
On average, July 19 is the hottest day of the year Dubuque, Iowa. From 1991–2020, the average high temperature on July 19 was 81.8 °F and the average low was 62.3 °F.
What's the coldest day of the year in Dubuque?
On average, January 19 is the coldest day of the year Dubuque, Iowa. From 1991–2020, the average high temperature on January 19 was 26.5 °F, and the average low was 11.2 °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 28.5 13.8
January 2 28.4 13.7
January 3 28.2 13.4
January 4 28.0 13.1
January 5 27.8 12.7
January 6 27.6 12.5
January 7 27.5 12.3
January 8 27.5 12.4
January 9 27.4 12.3
January 10 27.3 12.1
January 11 27.1 11.9
January 12 27.0 11.7
January 13 26.8 11.5
January 14 26.7 11.4
January 15 26.6 11.3
January 16 26.5 11.2
January 17 26.5 11.2
January 18 26.5 11.2
January 19 26.5 11.2
January 20 26.5 11.2
January 21 26.6 11.2
January 22 26.6 11.3
January 23 26.7 11.3
January 24 26.7 11.4
January 25 26.6 11.4
January 26 26.6 11.3
January 27 26.5 11.2
January 28 26.6 11.2
January 29 26.7 11.2
January 30 26.9 11.3
January 31 27.1 11.4
February 1 27.2 11.7
February 2 27.4 11.9
February 3 27.6 12.2
February 4 28.0 12.4
February 5 28.3 12.7
February 6 28.6 12.9
February 7 28.8 13.2
February 8 29.1 13.5
February 9 29.4 13.9
February 10 29.6 14.1
February 11 29.8 14.4
February 12 30.1 14.6
February 13 30.3 14.8
February 14 30.7 15.1
February 15 31.0 15.4
February 16 31.2 15.5
February 17 31.4 15.6
February 18 31.7 15.8
February 19 32.1 16.2
February 20 32.5 16.6
February 21 32.8 16.9
February 22 33.2 17.2
February 23 33.6 17.5
February 24 34.0 17.8
February 25 34.5 18.2
February 26 34.9 18.7
February 27 35.5 19.2
February 28 36.0 19.7
March 1 36.5 20.1
March 2 37.1 20.5
March 3 37.6 21.1
March 4 38.1 21.5
March 5 38.5 21.9
March 6 38.9 22.4
March 7 39.3 22.7
March 8 39.8 23.0
March 9 40.3 23.3
March 10 40.7 23.7
March 11 41.2 24.1
March 12 41.8 24.5
March 13 42.4 25.0
March 14 43.0 25.5
March 15 43.5 26.1
March 16 44.1 26.5
March 17 44.8 27.0
March 18 45.5 27.5
March 19 46.1 28.1
March 20 46.7 28.4
March 21 47.1 28.8
March 22 47.6 29.1
March 23 48.2 29.5
March 24 48.7 30.0
March 25 49.2 30.4
March 26 49.6 30.7
March 27 50.0 31.1
March 28 50.4 31.4
March 29 50.8 31.7
March 30 51.1 32.1
March 31 51.6 32.4
April 1 52.1 32.8
April 2 52.5 33.1
April 3 53.0 33.4
April 4 53.5 33.8
April 5 54.0 34.2
April 6 54.4 34.5
April 7 54.7 34.9
April 8 55.2 35.1
April 9 55.7 35.4
April 10 56.1 35.8
April 11 56.5 36.1
April 12 56.8 36.4
April 13 57.1 36.6
April 14 57.3 36.8
April 15 57.6 37.1
April 16 58.0 37.5
April 17 58.3 37.8
April 18 58.6 38.2
April 19 59.0 38.6
April 20 59.4 39.0
April 21 59.8 39.3
April 22 60.3 39.7
April 23 60.7 40.2
April 24 61.2 40.7
April 25 61.7 41.2
April 26 62.1 41.5
April 27 62.5 42.0
April 28 62.8 42.3
April 29 63.1 42.6
April 30 63.3 42.8
May 1 63.7 43.2
May 2 64.0 43.5
May 3 64.3 43.8
May 4 64.6 44.0
May 5 65.0 44.3
May 6 65.4 44.7
May 7 65.7 45.0
May 8 66.2 45.4
May 9 66.5 45.9
May 10 66.8 46.2
May 11 67.1 46.6
May 12 67.5 47.1
May 13 68.0 47.5
May 14 68.4 47.9
May 15 68.8 48.3
May 16 69.3 48.7
May 17 69.7 49.1
May 18 70.1 49.5
May 19 70.3 49.8
May 20 70.5 50.1
May 21 70.7 50.4
May 22 71.1 50.6
May 23 71.3 50.9
May 24 71.6 51.2
May 25 71.9 51.5
May 26 72.3 51.8
May 27 72.7 52.3
May 28 73.2 52.8
May 29 73.6 53.3
May 30 73.9 53.6
May 31 74.1 54.0
June 1 74.5 54.3
June 2 74.8 54.8
June 3 75.2 55.2
June 4 75.6 55.6
June 5 75.9 56.0
June 6 76.1 56.3
June 7 76.4 56.6
June 8 76.7 56.9
June 9 77.0 57.3
June 10 77.3 57.5
June 11 77.6 57.8
June 12 77.8 58.0
June 13 78.1 58.3
June 14 78.2 58.5
June 15 78.4 58.7
June 16 78.6 58.9
June 17 78.9 59.1
June 18 79.1 59.4
June 19 79.4 59.6
June 20 79.5 59.8
June 21 79.8 60.0
June 22 79.9 60.2
June 23 80.1 60.4
June 24 80.3 60.6
June 25 80.4 60.7
June 26 80.5 60.8
June 27 80.6 60.8
June 28 80.7 61.0
June 29 80.8 61.1
June 30 80.9 61.2
July 1 81.0 61.2
July 2 81.0 61.3
July 3 81.1 61.4
July 4 81.3 61.6
July 5 81.3 61.7
July 6 81.4 61.8
July 7 81.5 61.9
July 8 81.5 62.0
July 9 81.5 62.0
July 10 81.5 62.1
July 11 81.6 62.1
July 12 81.5 62.1
July 13 81.6 62.2
July 14 81.6 62.2
July 15 81.5 62.2
July 16 81.6 62.3
July 17 81.6 62.3
July 18 81.7 62.3
July 19 81.8 62.3
July 20 81.8 62.3
July 21 81.7 62.3
July 22 81.6 62.2
July 23 81.5 62.1
July 24 81.5 62.1
July 25 81.5 62.1
July 26 81.5 62.1
July 27 81.4 62.0
July 28 81.3 62.0
July 29 81.3 61.9
July 30 81.1 61.8
July 31 81.0 61.7
August 1 80.9 61.5
August 2 80.7 61.3
August 3 80.6 61.2
August 4 80.4 61.1
August 5 80.3 60.9
August 6 80.2 60.8
August 7 80.2 60.7
August 8 80.2 60.6
August 9 80.1 60.6
August 10 80.0 60.5
August 11 80.0 60.5
August 12 80.0 60.4
August 13 80.0 60.5
August 14 79.9 60.4
August 15 79.8 60.4
August 16 79.6 60.3
August 17 79.4 60.1
August 18 79.3 59.9
August 19 79.3 59.8
August 20 79.3 59.7
August 21 79.2 59.6
August 22 79.1 59.4
August 23 79.0 59.3
August 24 78.9 59.1
August 25 78.6 58.8
August 26 78.4 58.7
August 27 78.3 58.4
August 28 78.2 58.2
August 29 78.0 58.0
August 30 77.9 57.8
August 31 77.6 57.6
September 1 77.4 57.3
September 2 77.3 57.0
September 3 77.1 56.8
September 4 76.9 56.5
September 5 76.6 56.3
September 6 76.4 55.9
September 7 76.0 55.6
September 8 75.6 55.2
September 9 75.2 54.8
September 10 74.9 54.3
September 11 74.5 53.9
September 12 74.2 53.5
September 13 73.8 53.1
September 14 73.4 52.6
September 15 73.1 52.2
September 16 72.8 51.8
September 17 72.3 51.4
September 18 71.9 51.0
September 19 71.6 50.6
September 20 71.1 50.2
September 21 70.6 49.7
September 22 70.2 49.3
September 23 69.9 49.0
September 24 69.7 48.6
September 25 69.4 48.2
September 26 69.0 47.8
September 27 68.6 47.4
September 28 68.2 47.0
September 29 67.8 46.6
September 30 67.3 46.2
October 1 66.8 45.8
October 2 66.3 45.4
October 3 65.9 44.9
October 4 65.4 44.4
October 5 64.9 44.0
October 6 64.6 43.5
October 7 64.2 43.2
October 8 63.8 42.8
October 9 63.4 42.5
October 10 62.9 42.1
October 11 62.5 41.8
October 12 62.0 41.5
October 13 61.5 41.1
October 14 60.9 40.8
October 15 60.5 40.4
October 16 60.0 40.1
October 17 59.5 39.7
October 18 59.0 39.3
October 19 58.5 38.9
October 20 58.1 38.5
October 21 57.6 38.1
October 22 57.0 37.8
October 23 56.4 37.3
October 24 55.8 36.9
October 25 55.3 36.5
October 26 54.8 36.2
October 27 54.3 35.8
October 28 53.8 35.3
October 29 53.2 34.9
October 30 52.7 34.4
October 31 52.2 34.1
November 1 51.7 33.7
November 2 51.2 33.4
November 3 50.7 33.1
November 4 50.2 32.8
November 5 49.7 32.5
November 6 49.2 32.1
November 7 48.7 31.5
November 8 48.2 31.1
November 9 47.7 30.8
November 10 47.3 30.3
November 11 46.9 30.0
November 12 46.5 29.6
November 13 45.9 29.1
November 14 45.4 28.7
November 15 45.0 28.4
November 16 44.6 28.1
November 17 44.2 27.7
November 18 43.7 27.5
November 19 43.3 27.1
November 20 42.8 26.7
November 21 42.3 26.2
November 22 41.7 25.8
November 23 41.1 25.3
November 24 40.4 24.8
November 25 39.9 24.3
November 26 39.5 24.0
November 27 39.1 23.7
November 28 38.7 23.3
November 29 38.3 23.0
November 30 37.9 22.7
December 1 37.5 22.4
December 2 37.1 22.0
December 3 36.6 21.6
December 4 36.1 21.1
December 5 35.7 20.7
December 6 35.3 20.4
December 7 34.8 20.1
December 8 34.4 19.8
December 9 34.0 19.4
December 10 33.5 19.0
December 11 33.2 18.7
December 12 32.9 18.4
December 13 32.6 18.1
December 14 32.3 17.8
December 15 32.0 17.6
December 16 31.8 17.3
December 17 31.4 17.0
December 18 31.1 16.6
December 19 30.8 16.3
December 20 30.6 16.2
December 21 30.4 16.0
December 22 30.3 15.8
December 23 30.1 15.5
December 24 29.8 15.3
December 25 29.7 15.2
December 26 29.6 15.0
December 27 29.5 14.8
December 28 29.4 14.7
December 29 29.2 14.6
December 30 28.9 14.3
December 31 28.6 14.1
Weather Station Details
Years Station Coordinates
1951–2024 Dubuque Regional Airport location
1938–1950 Dubuque L&D 11 location
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