Idaho Falls Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Idaho Falls, Idaho, based on NOAA data.
Also see:
What's the hottest day of the year in Idaho Falls?
On average, July 24 is the hottest day of the year Idaho Falls, Idaho. From 1991–2020, the average high temperature on July 24 was 88.1 °F and the average low was 50.0 °F.
What's the coldest day of the year in Idaho Falls?
On average, January 4 is the coldest day of the year Idaho Falls, Idaho. From 1991–2020, the average high temperature on January 4 was 28.1 °F, and the average low was 11.4 °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)
High Low
January 1 28.3 11.6
January 2 28.2 11.6
January 3 28.1 11.5
January 4 28.1 11.4
January 5 28.1 11.5
January 6 28.2 11.4
January 7 28.2 11.4
January 8 28.2 11.4
January 9 28.3 11.5
January 10 28.4 11.6
January 11 28.5 11.8
January 12 28.5 11.8
January 13 28.5 11.8
January 14 28.5 11.8
January 15 28.6 11.9
January 16 28.7 11.9
January 17 28.9 12.1
January 18 29.0 12.2
January 19 29.1 12.3
January 20 29.3 12.4
January 21 29.4 12.6
January 22 29.6 12.7
January 23 29.7 12.5
January 24 29.8 12.5
January 25 29.9 12.6
January 26 30.0 12.5
January 27 30.1 12.6
January 28 30.3 12.6
January 29 30.4 12.7
January 30 30.6 12.9
January 31 30.9 13.1
February 1 31.2 13.3
February 2 31.4 13.5
February 3 31.6 13.6
February 4 31.7 13.8
February 5 31.9 13.9
February 6 32.1 14.1
February 7 32.3 14.2
February 8 32.6 14.4
February 9 32.7 14.5
February 10 32.9 14.6
February 11 33.0 14.8
February 12 33.3 14.9
February 13 33.5 15.0
February 14 33.8 15.2
February 15 34.1 15.4
February 16 34.4 15.6
February 17 34.7 15.9
February 18 34.9 16.1
February 19 35.2 16.3
February 20 35.6 16.6
February 21 35.8 17.0
February 22 36.1 17.3
February 23 36.4 17.6
February 24 36.8 17.9
February 25 37.3 18.2
February 26 37.7 18.6
February 27 38.3 18.9
February 28 38.8 19.2
March 1 39.2 19.6
March 2 39.7 20.0
March 3 40.2 20.4
March 4 40.6 20.8
March 5 41.1 21.2
March 6 41.7 21.5
March 7 42.4 22.0
March 8 42.9 22.4
March 9 43.4 22.8
March 10 44.0 23.2
March 11 44.6 23.6
March 12 45.2 24.0
March 13 45.7 24.5
March 14 46.2 25.0
March 15 46.7 25.5
March 16 47.3 25.9
March 17 47.9 26.3
March 18 48.3 26.7
March 19 48.8 27.0
March 20 49.2 27.2
March 21 49.7 27.5
March 22 50.1 27.8
March 23 50.6 28.1
March 24 51.0 28.3
March 25 51.4 28.6
March 26 51.7 28.8
March 27 52.0 29.0
March 28 52.4 29.2
March 29 52.7 29.4
March 30 53.1 29.5
March 31 53.3 29.6
April 1 53.5 29.6
April 2 53.8 29.7
April 3 54.1 29.8
April 4 54.3 30.0
April 5 54.5 30.1
April 6 54.8 30.2
April 7 55.2 30.4
April 8 55.6 30.6
April 9 55.8 30.8
April 10 56.1 30.9
April 11 56.4 31.0
April 12 56.8 31.2
April 13 57.2 31.3
April 14 57.5 31.5
April 15 57.7 31.6
April 16 57.9 31.8
April 17 58.2 31.9
April 18 58.6 32.1
April 19 58.9 32.3
April 20 59.2 32.4
April 21 59.6 32.6
April 22 60.0 32.9
April 23 60.2 33.1
April 24 60.6 33.2
April 25 60.8 33.5
April 26 60.9 33.6
April 27 61.2 33.7
April 28 61.5 33.9
April 29 61.9 34.1
April 30 62.5 34.4
May 1 62.9 34.8
May 2 63.2 35.0
May 3 63.7 35.3
May 4 64.0 35.6
May 5 64.4 35.9
May 6 64.7 36.2
May 7 64.8 36.4
May 8 65.0 36.6
May 9 65.3 36.9
May 10 65.6 37.2
May 11 66.0 37.4
May 12 66.2 37.8
May 13 66.5 38.0
May 14 66.8 38.3
May 15 67.2 38.6
May 16 67.6 38.9
May 17 68.0 39.2
May 18 68.3 39.5
May 19 68.7 39.8
May 20 68.9 40.0
May 21 69.3 40.2
May 22 69.6 40.4
May 23 69.9 40.7
May 24 70.2 40.9
May 25 70.6 41.2
May 26 70.8 41.5
May 27 71.0 41.7
May 28 71.1 42.0
May 29 71.2 42.1
May 30 71.4 42.2
May 31 71.6 42.4
June 1 71.8 42.6
June 2 72.0 42.7
June 3 72.1 42.8
June 4 72.3 42.9
June 5 72.6 43.0
June 6 73.1 43.1
June 7 73.5 43.2
June 8 73.9 43.4
June 9 74.2 43.6
June 10 74.6 43.7
June 11 75.0 43.9
June 12 75.3 44.1
June 13 75.7 44.2
June 14 76.1 44.4
June 15 76.4 44.6
June 16 76.6 44.8
June 17 77.0 45.0
June 18 77.4 45.1
June 19 77.8 45.3
June 20 78.1 45.5
June 21 78.5 45.7
June 22 79.0 45.9
June 23 79.5 46.2
June 24 79.9 46.4
June 25 80.4 46.6
June 26 80.9 46.8
June 27 81.3 46.9
June 28 81.8 47.1
June 29 82.3 47.3
June 30 82.7 47.5
July 1 83.2 47.7
July 2 83.6 47.8
July 3 84.1 48.1
July 4 84.4 48.3
July 5 84.8 48.5
July 6 85.0 48.7
July 7 85.3 48.8
July 8 85.6 49.0
July 9 85.8 49.1
July 10 86.1 49.3
July 11 86.3 49.3
July 12 86.5 49.4
July 13 86.6 49.5
July 14 86.9 49.5
July 15 87.0 49.6
July 16 87.2 49.7
July 17 87.4 49.8
July 18 87.5 49.8
July 19 87.7 49.8
July 20 87.8 49.9
July 21 87.9 49.9
July 22 88.0 49.9
July 23 88.1 49.9
July 24 88.1 50.0
July 25 88.2 50.0
July 26 88.2 50.0
July 27 88.2 49.9
July 28 88.1 49.9
July 29 88.1 49.9
July 30 88.1 49.9
July 31 88.1 49.8
August 1 88.0 49.8
August 2 87.9 49.7
August 3 87.8 49.6
August 4 87.7 49.5
August 5 87.7 49.3
August 6 87.6 49.2
August 7 87.5 49.2
August 8 87.3 49.0
August 9 87.1 48.8
August 10 86.9 48.7
August 11 86.8 48.6
August 12 86.6 48.5
August 13 86.4 48.4
August 14 86.2 48.2
August 15 86.1 48.0
August 16 85.8 47.8
August 17 85.4 47.7
August 18 85.2 47.5
August 19 85.0 47.3
August 20 84.8 47.1
August 21 84.5 46.8
August 22 84.2 46.6
August 23 83.9 46.4
August 24 83.6 46.2
August 25 83.2 46.0
August 26 82.8 45.7
August 27 82.4 45.5
August 28 82.0 45.2
August 29 81.6 45.0
August 30 81.3 44.6
August 31 81.0 44.4
September 1 80.6 44.1
September 2 80.3 43.9
September 3 79.9 43.8
September 4 79.4 43.5
September 5 79.0 43.2
September 6 78.5 43.0
September 7 78.1 42.7
September 8 77.7 42.4
September 9 77.2 42.1
September 10 76.9 41.9
September 11 76.5 41.6
September 12 76.1 41.3
September 13 75.7 41.1
September 14 75.4 40.8
September 15 75.2 40.5
September 16 74.9 40.3
September 17 74.5 40.1
September 18 74.0 39.9
September 19 73.5 39.7
September 20 72.9 39.4
September 21 72.4 39.1
September 22 71.8 38.7
September 23 71.4 38.4
September 24 70.9 38.1
September 25 70.5 37.8
September 26 69.9 37.5
September 27 69.4 37.1
September 28 68.8 36.8
September 29 68.3 36.5
September 30 67.8 36.3
October 1 67.3 35.9
October 2 66.9 35.6
October 3 66.5 35.3
October 4 66.1 34.9
October 5 65.7 34.7
October 6 65.4 34.4
October 7 65.1 34.1
October 8 64.6 33.9
October 9 64.1 33.6
October 10 63.6 33.3
October 11 63.0 32.9
October 12 62.4 32.6
October 13 61.7 32.3
October 14 61.0 31.9
October 15 60.3 31.5
October 16 59.6 31.1
October 17 59.0 30.7
October 18 58.4 30.3
October 19 57.9 29.8
October 20 57.5 29.5
October 21 57.0 29.2
October 22 56.5 28.9
October 23 56.1 28.7
October 24 55.7 28.5
October 25 55.3 28.2
October 26 54.8 28.0
October 27 54.3 27.7
October 28 53.7 27.4
October 29 53.1 27.1
October 30 52.5 26.8
October 31 51.8 26.5
November 1 51.2 26.2
November 2 50.7 25.9
November 3 50.1 25.6
November 4 49.5 25.3
November 5 48.9 25.1
November 6 48.5 24.7
November 7 47.9 24.4
November 8 47.4 24.2
November 9 46.8 23.8
November 10 46.2 23.5
November 11 45.6 23.1
November 12 45.0 22.8
November 13 44.4 22.5
November 14 44.0 22.2
November 15 43.5 21.9
November 16 43.0 21.7
November 17 42.5 21.5
November 18 42.0 21.2
November 19 41.5 21.0
November 20 40.9 20.6
November 21 40.3 20.1
November 22 39.7 19.7
November 23 39.2 19.3
November 24 38.7 19.0
November 25 38.2 18.7
November 26 37.9 18.5
November 27 37.4 18.2
November 28 37.1 18.0
November 29 36.8 17.7
November 30 36.3 17.6
December 1 35.8 17.3
December 2 35.3 16.9
December 3 34.8 16.5
December 4 34.3 16.1
December 5 33.8 15.9
December 6 33.4 15.7
December 7 33.1 15.4
December 8 32.7 15.3
December 9 32.3 15.1
December 10 32.1 14.8
December 11 31.7 14.6
December 12 31.4 14.3
December 13 31.2 14.0
December 14 31.0 13.8
December 15 30.8 13.7
December 16 30.6 13.5
December 17 30.2 13.2
December 18 29.9 12.9
December 19 29.7 12.7
December 20 29.4 12.5
December 21 29.3 12.4
December 22 29.1 12.2
December 23 28.9 12.0
December 24 28.7 11.9
December 25 28.7 11.8
December 26 28.6 11.9
December 27 28.5 11.7
December 28 28.5 11.8
December 29 28.4 11.6
December 30 28.3 11.6
December 31 28.3 11.7
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location
© H Brothers Inc, 2021–2024
Contact us | Privacy policy