Bloomington-Normal Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Bloomington-Normal, Illinois, based on NOAA data.
Also see:
What's the hottest day of the year in Bloomington-Normal?
On average, July 14 is the hottest day of the year Bloomington-Normal, Illinois. From 1991–2020, the average high temperature on July 14 was 86.0 °F and the average low was 63.7 °F.
What's the coldest day of the year in Bloomington-Normal?
On average, January 17 is the coldest day of the year Bloomington-Normal, Illinois. From 1991–2020, the average high temperature on January 17 was 33.2 °F, and the average low was 15.6 °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 34.9 18.1
January 2 34.7 17.9
January 3 34.6 17.7
January 4 34.4 17.5
January 5 34.2 17.3
January 6 34.0 16.9
January 7 33.8 16.6
January 8 33.7 16.6
January 9 33.8 16.7
January 10 33.8 16.6
January 11 33.6 16.4
January 12 33.5 16.1
January 13 33.4 16.0
January 14 33.3 15.9
January 15 33.3 15.8
January 16 33.3 15.7
January 17 33.2 15.6
January 18 33.2 15.6
January 19 33.3 15.6
January 20 33.4 15.6
January 21 33.4 15.6
January 22 33.5 15.6
January 23 33.6 15.8
January 24 33.7 15.9
January 25 33.8 16.0
January 26 33.8 16.0
January 27 33.8 15.9
January 28 33.9 15.9
January 29 34.0 16.0
January 30 34.1 16.1
January 31 34.3 16.2
February 1 34.6 16.3
February 2 34.8 16.4
February 3 35.0 16.6
February 4 35.4 16.9
February 5 35.7 17.2
February 6 36.0 17.5
February 7 36.4 17.6
February 8 36.6 17.9
February 9 36.9 18.2
February 10 37.3 18.4
February 11 37.5 18.6
February 12 37.7 18.8
February 13 37.9 19.0
February 14 38.2 19.2
February 15 38.7 19.5
February 16 38.9 19.8
February 17 39.1 19.8
February 18 39.2 19.9
February 19 39.5 20.1
February 20 39.8 20.5
February 21 40.2 20.7
February 22 40.6 20.9
February 23 40.9 21.2
February 24 41.2 21.4
February 25 41.5 21.7
February 26 42.0 22.0
February 27 42.4 22.3
February 28 43.0 22.7
March 1 43.5 23.1
March 2 43.9 23.4
March 3 44.3 23.8
March 4 44.8 24.2
March 5 45.1 24.5
March 6 45.5 24.9
March 7 45.9 25.2
March 8 46.1 25.4
March 9 46.6 25.7
March 10 47.0 26.0
March 11 47.3 26.3
March 12 47.7 26.6
March 13 48.1 27.0
March 14 48.6 27.4
March 15 49.0 27.8
March 16 49.4 28.2
March 17 50.0 28.6
March 18 50.5 29.1
March 19 51.1 29.6
March 20 51.6 30.1
March 21 52.2 30.4
March 22 52.5 30.6
March 23 52.8 30.9
March 24 53.4 31.2
March 25 53.9 31.6
March 26 54.4 31.9
March 27 54.9 32.3
March 28 55.3 32.7
March 29 55.7 33.0
March 30 56.0 33.4
March 31 56.4 33.7
April 1 56.9 34.1
April 2 57.4 34.4
April 3 57.7 34.8
April 4 58.2 35.2
April 5 58.8 35.6
April 6 59.2 35.9
April 7 59.5 36.2
April 8 59.9 36.5
April 9 60.3 36.8
April 10 60.8 37.1
April 11 61.2 37.4
April 12 61.6 37.7
April 13 62.0 38.0
April 14 62.2 38.3
April 15 62.4 38.5
April 16 62.7 38.8
April 17 63.1 39.3
April 18 63.4 39.6
April 19 63.7 40.1
April 20 64.1 40.5
April 21 64.4 40.9
April 22 64.7 41.3
April 23 65.2 41.7
April 24 65.6 42.2
April 25 66.1 42.7
April 26 66.5 43.2
April 27 67.0 43.7
April 28 67.4 44.0
April 29 67.6 44.3
April 30 67.9 44.6
May 1 68.2 44.8
May 2 68.5 45.2
May 3 68.8 45.5
May 4 69.0 45.7
May 5 69.3 46.0
May 6 69.7 46.4
May 7 70.2 46.8
May 8 70.5 47.2
May 9 70.9 47.7
May 10 71.3 48.1
May 11 71.7 48.4
May 12 71.9 48.8
May 13 72.4 49.3
May 14 72.9 49.8
May 15 73.4 50.3
May 16 73.8 50.6
May 17 74.3 51.0
May 18 74.7 51.3
May 19 75.0 51.7
May 20 75.3 52.0
May 21 75.5 52.3
May 22 75.7 52.5
May 23 76.0 52.7
May 24 76.2 52.9
May 25 76.5 53.2
May 26 76.7 53.4
May 27 77.1 53.8
May 28 77.5 54.3
May 29 77.9 54.8
May 30 78.4 55.2
May 31 78.8 55.5
June 1 79.0 55.9
June 2 79.4 56.3
June 3 79.8 56.7
June 4 80.1 57.1
June 5 80.5 57.5
June 6 80.8 57.8
June 7 81.1 58.1
June 8 81.3 58.5
June 9 81.6 58.8
June 10 81.9 59.2
June 11 82.2 59.4
June 12 82.5 59.6
June 13 82.7 59.9
June 14 82.9 60.1
June 15 83.0 60.2
June 16 83.3 60.5
June 17 83.5 60.7
June 18 83.8 61.0
June 19 84.0 61.2
June 20 84.2 61.4
June 21 84.4 61.7
June 22 84.6 61.9
June 23 84.7 62.1
June 24 84.9 62.3
June 25 85.0 62.5
June 26 85.1 62.6
June 27 85.2 62.6
June 28 85.2 62.7
June 29 85.3 62.8
June 30 85.4 62.9
July 1 85.4 63.0
July 2 85.5 63.0
July 3 85.5 63.2
July 4 85.6 63.3
July 5 85.7 63.4
July 6 85.8 63.5
July 7 85.9 63.6
July 8 85.9 63.6
July 9 86.0 63.6
July 10 85.9 63.6
July 11 85.9 63.6
July 12 85.9 63.6
July 13 85.9 63.7
July 14 86.0 63.7
July 15 85.9 63.7
July 16 85.9 63.6
July 17 85.8 63.6
July 18 85.9 63.6
July 19 85.9 63.7
July 20 85.9 63.7
July 21 85.9 63.6
July 22 85.8 63.5
July 23 85.7 63.4
July 24 85.6 63.3
July 25 85.6 63.3
July 26 85.6 63.3
July 27 85.6 63.3
July 28 85.6 63.2
July 29 85.5 63.1
July 30 85.4 63.0
July 31 85.3 62.9
August 1 85.2 62.7
August 2 85.0 62.5
August 3 84.9 62.4
August 4 84.7 62.3
August 5 84.6 62.1
August 6 84.5 61.9
August 7 84.4 61.8
August 8 84.4 61.8
August 9 84.4 61.7
August 10 84.3 61.6
August 11 84.3 61.6
August 12 84.2 61.6
August 13 84.2 61.6
August 14 84.3 61.6
August 15 84.3 61.5
August 16 84.2 61.4
August 17 84.1 61.3
August 18 84.0 61.1
August 19 83.8 61.1
August 20 83.9 61.0
August 21 83.8 60.9
August 22 83.8 60.7
August 23 83.7 60.6
August 24 83.6 60.4
August 25 83.5 60.2
August 26 83.3 60.1
August 27 83.1 59.9
August 28 83.1 59.7
August 29 83.0 59.5
August 30 82.8 59.4
August 31 82.7 59.2
September 1 82.4 58.8
September 2 82.2 58.6
September 3 82.1 58.3
September 4 81.9 57.9
September 5 81.8 57.7
September 6 81.5 57.4
September 7 81.2 57.1
September 8 81.0 56.7
September 9 80.6 56.3
September 10 80.2 55.8
September 11 79.9 55.3
September 12 79.6 54.8
September 13 79.2 54.4
September 14 78.9 54.0
September 15 78.5 53.6
September 16 78.2 53.1
September 17 78.0 52.6
September 18 77.6 52.2
September 19 77.2 51.9
September 20 76.8 51.6
September 21 76.3 51.2
September 22 75.9 50.7
September 23 75.5 50.3
September 24 75.2 49.9
September 25 74.9 49.6
September 26 74.5 49.2
September 27 74.2 48.8
September 28 73.8 48.4
September 29 73.4 48.0
September 30 73.1 47.7
October 1 72.7 47.3
October 2 72.1 47.0
October 3 71.6 46.6
October 4 71.1 46.2
October 5 70.6 45.7
October 6 70.1 45.2
October 7 69.7 44.9
October 8 69.4 44.6
October 9 69.0 44.4
October 10 68.6 44.1
October 11 68.0 43.8
October 12 67.6 43.6
October 13 67.1 43.3
October 14 66.5 42.9
October 15 66.0 42.6
October 16 65.4 42.3
October 17 64.9 42.0
October 18 64.4 41.5
October 19 63.9 41.1
October 20 63.3 40.7
October 21 62.8 40.3
October 22 62.3 39.9
October 23 61.8 39.6
October 24 61.1 39.2
October 25 60.6 38.7
October 26 60.0 38.4
October 27 59.5 38.0
October 28 59.0 37.6
October 29 58.4 37.2
October 30 57.8 36.7
October 31 57.3 36.3
November 1 56.9 35.9
November 2 56.4 35.6
November 3 55.8 35.3
November 4 55.4 35.0
November 5 54.9 34.7
November 6 54.3 34.3
November 7 53.8 33.9
November 8 53.3 33.5
November 9 52.9 33.1
November 10 52.3 32.7
November 11 51.9 32.3
November 12 51.5 31.9
November 13 51.1 31.6
November 14 50.6 31.3
November 15 50.2 30.9
November 16 49.7 30.6
November 17 49.4 30.3
November 18 49.0 30.1
November 19 48.6 29.8
November 20 48.2 29.4
November 21 47.8 29.0
November 22 47.3 28.6
November 23 46.7 28.3
November 24 46.1 27.8
November 25 45.5 27.4
November 26 45.0 27.0
November 27 44.6 26.7
November 28 44.2 26.4
November 29 43.9 26.2
November 30 43.6 26.0
December 1 43.3 25.8
December 2 43.0 25.5
December 3 42.5 25.2
December 4 42.1 24.7
December 5 41.6 24.4
December 6 41.2 24.0
December 7 40.8 23.8
December 8 40.4 23.5
December 9 40.1 23.3
December 10 39.8 22.9
December 11 39.4 22.6
December 12 39.0 22.2
December 13 38.8 22.0
December 14 38.5 21.8
December 15 38.2 21.6
December 16 37.9 21.4
December 17 37.6 21.1
December 18 37.3 20.8
December 19 37.0 20.5
December 20 36.8 20.3
December 21 36.7 20.2
December 22 36.5 20.0
December 23 36.5 19.8
December 24 36.3 19.6
December 25 36.1 19.5
December 26 35.9 19.3
December 27 35.8 19.1
December 28 35.7 19.0
December 29 35.6 18.9
December 30 35.4 18.7
December 31 35.1 18.4
Weather Station Details
Years Station Coordinates
1977–2024 Normal 4NE location
1893–1977 Bloomington Normal location
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