Kennewick Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Kennewick, Washington, based on NOAA data.
Also see:
What's the hottest day of the year in Kennewick?
On average, July 27 is the hottest day of the year Kennewick, Washington. From 1991–2020, the average high temperature on July 27 was 93.2 °F and the average low was 59.3 °F.
What's the coldest day of the year in Kennewick?
On average, January 5 is the coldest day of the year Kennewick, Washington. From 1991–2020, the average high temperature on January 5 was 40.0 °F, and the average low was 27.1 °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 40.2 27.1
January 2 40.2 27.0
January 3 40.1 27.0
January 4 40.0 27.1
January 5 40.0 27.1
January 6 40.1 27.2
January 7 40.2 27.2
January 8 40.3 27.3
January 9 40.5 27.4
January 10 40.6 27.5
January 11 40.8 27.5
January 12 40.9 27.6
January 13 41.0 27.6
January 14 41.2 27.7
January 15 41.4 28.0
January 16 41.6 28.1
January 17 41.8 28.2
January 18 42.0 28.4
January 19 42.2 28.5
January 20 42.3 28.6
January 21 42.5 28.7
January 22 42.6 28.7
January 23 42.7 28.7
January 24 42.9 28.7
January 25 43.0 28.7
January 26 43.2 28.7
January 27 43.4 28.7
January 28 43.7 28.7
January 29 43.9 28.8
January 30 44.2 28.9
January 31 44.5 29.0
February 1 44.8 29.1
February 2 45.1 29.1
February 3 45.5 29.2
February 4 45.7 29.2
February 5 46.0 29.3
February 6 46.3 29.3
February 7 46.7 29.3
February 8 47.0 29.4
February 9 47.2 29.3
February 10 47.5 29.2
February 11 47.7 29.1
February 12 47.9 29.0
February 13 48.1 29.0
February 14 48.3 28.9
February 15 48.5 28.9
February 16 48.7 28.9
February 17 49.0 29.0
February 18 49.3 29.1
February 19 49.6 29.2
February 20 50.0 29.3
February 21 50.3 29.3
February 22 50.7 29.4
February 23 51.1 29.5
February 24 51.5 29.7
February 25 51.9 29.8
February 26 52.3 30.1
February 27 52.7 30.2
February 28 53.1 30.5
March 1 53.4 30.6
March 2 53.8 30.8
March 3 54.1 31.0
March 4 54.4 31.1
March 5 54.8 31.2
March 6 55.1 31.4
March 7 55.5 31.5
March 8 55.8 31.7
March 9 56.0 31.9
March 10 56.3 32.1
March 11 56.6 32.4
March 12 57.0 32.7
March 13 57.4 33.0
March 14 57.8 33.3
March 15 58.2 33.5
March 16 58.6 33.8
March 17 59.1 34.0
March 18 59.4 34.2
March 19 59.7 34.5
March 20 60.0 34.6
March 21 60.3 34.8
March 22 60.5 35.1
March 23 60.8 35.3
March 24 61.1 35.6
March 25 61.4 35.8
March 26 61.6 36.0
March 27 61.8 36.2
March 28 62.0 36.4
March 29 62.2 36.5
March 30 62.4 36.7
March 31 62.5 36.8
April 1 62.7 36.9
April 2 62.9 37.1
April 3 63.2 37.4
April 4 63.4 37.5
April 5 63.8 37.6
April 6 64.1 37.8
April 7 64.5 38.0
April 8 64.8 38.2
April 9 65.1 38.5
April 10 65.5 38.7
April 11 65.8 38.8
April 12 66.1 39.0
April 13 66.4 39.1
April 14 66.6 39.3
April 15 66.8 39.5
April 16 67.0 39.7
April 17 67.4 39.9
April 18 67.7 40.1
April 19 68.0 40.3
April 20 68.4 40.5
April 21 68.6 40.7
April 22 68.8 40.9
April 23 69.2 41.0
April 24 69.5 41.2
April 25 69.8 41.3
April 26 70.1 41.5
April 27 70.4 41.6
April 28 70.9 41.8
April 29 71.3 42.0
April 30 71.7 42.4
May 1 72.1 42.6
May 2 72.4 43.0
May 3 72.7 43.3
May 4 73.0 43.7
May 5 73.2 44.0
May 6 73.4 44.3
May 7 73.6 44.6
May 8 73.8 44.8
May 9 74.1 45.0
May 10 74.4 45.3
May 11 74.7 45.6
May 12 75.0 45.9
May 13 75.3 46.2
May 14 75.6 46.5
May 15 75.9 46.8
May 16 76.2 47.2
May 17 76.5 47.5
May 18 76.8 47.8
May 19 77.1 48.1
May 20 77.4 48.3
May 21 77.7 48.7
May 22 77.9 49.0
May 23 78.0 49.3
May 24 78.2 49.6
May 25 78.4 49.9
May 26 78.5 50.1
May 27 78.6 50.3
May 28 78.8 50.5
May 29 78.9 50.7
May 30 79.1 50.9
May 31 79.2 51.0
June 1 79.3 51.1
June 2 79.5 51.2
June 3 79.6 51.4
June 4 79.8 51.5
June 5 80.1 51.7
June 6 80.4 51.8
June 7 80.6 52.1
June 8 80.8 52.2
June 9 81.1 52.3
June 10 81.3 52.5
June 11 81.6 52.6
June 12 81.9 52.8
June 13 82.2 53.0
June 14 82.5 53.2
June 15 82.7 53.4
June 16 82.9 53.5
June 17 83.2 53.7
June 18 83.5 53.9
June 19 83.7 54.0
June 20 84.1 54.1
June 21 84.5 54.3
June 22 84.8 54.5
June 23 85.2 54.6
June 24 85.6 54.8
June 25 86.0 55.0
June 26 86.4 55.2
June 27 86.8 55.4
June 28 87.2 55.5
June 29 87.6 55.8
June 30 88.0 56.0
July 1 88.3 56.2
July 2 88.6 56.4
July 3 89.0 56.6
July 4 89.3 56.8
July 5 89.6 57.0
July 6 89.9 57.1
July 7 90.1 57.3
July 8 90.4 57.5
July 9 90.7 57.7
July 10 90.9 57.8
July 11 91.1 57.9
July 12 91.3 58.0
July 13 91.5 58.1
July 14 91.8 58.2
July 15 92.1 58.3
July 16 92.3 58.4
July 17 92.4 58.5
July 18 92.6 58.5
July 19 92.7 58.6
July 20 92.8 58.8
July 21 92.9 58.9
July 22 93.1 59.0
July 23 93.2 59.1
July 24 93.2 59.2
July 25 93.2 59.2
July 26 93.2 59.3
July 27 93.2 59.3
July 28 93.2 59.2
July 29 93.2 59.2
July 30 93.2 59.2
July 31 93.2 59.2
August 1 93.3 59.1
August 2 93.3 59.0
August 3 93.2 58.9
August 4 93.2 58.9
August 5 93.2 58.9
August 6 93.0 58.8
August 7 92.9 58.7
August 8 92.7 58.6
August 9 92.5 58.5
August 10 92.2 58.4
August 11 91.9 58.2
August 12 91.6 58.0
August 13 91.4 57.8
August 14 91.2 57.6
August 15 91.0 57.5
August 16 90.7 57.3
August 17 90.5 57.1
August 18 90.3 56.9
August 19 90.0 56.6
August 20 89.7 56.3
August 21 89.4 56.1
August 22 89.1 55.8
August 23 88.8 55.5
August 24 88.5 55.2
August 25 88.2 55.0
August 26 87.9 54.7
August 27 87.5 54.4
August 28 87.2 54.2
August 29 87.0 53.9
August 30 86.6 53.6
August 31 86.3 53.3
September 1 85.9 53.1
September 2 85.5 52.9
September 3 85.0 52.6
September 4 84.7 52.4
September 5 84.3 52.1
September 6 84.0 51.7
September 7 83.6 51.4
September 8 83.3 51.0
September 9 82.9 50.8
September 10 82.6 50.5
September 11 82.3 50.2
September 12 81.9 49.9
September 13 81.6 49.5
September 14 81.3 49.2
September 15 81.0 48.9
September 16 80.6 48.7
September 17 80.3 48.5
September 18 79.9 48.2
September 19 79.4 47.9
September 20 79.0 47.6
September 21 78.5 47.2
September 22 78.2 47.0
September 23 77.8 46.7
September 24 77.4 46.4
September 25 76.9 46.2
September 26 76.3 45.9
September 27 75.7 45.6
September 28 75.1 45.2
September 29 74.6 45.0
September 30 74.2 44.6
October 1 73.7 44.3
October 2 73.3 43.9
October 3 72.9 43.6
October 4 72.5 43.3
October 5 72.1 43.2
October 6 71.7 43.0
October 7 71.2 42.8
October 8 70.8 42.5
October 9 70.2 42.3
October 10 69.6 41.9
October 11 69.0 41.5
October 12 68.4 41.2
October 13 67.7 40.9
October 14 67.1 40.5
October 15 66.5 40.1
October 16 65.8 39.7
October 17 65.2 39.4
October 18 64.7 39.0
October 19 64.2 38.7
October 20 63.7 38.4
October 21 63.1 38.1
October 22 62.5 37.7
October 23 62.0 37.4
October 24 61.5 37.2
October 25 61.0 36.9
October 26 60.5 36.6
October 27 60.0 36.4
October 28 59.4 36.0
October 29 58.8 35.8
October 30 58.4 35.7
October 31 57.9 35.5
November 1 57.4 35.3
November 2 56.9 35.1
November 3 56.4 34.9
November 4 55.9 34.7
November 5 55.4 34.5
November 6 54.9 34.3
November 7 54.4 34.1
November 8 53.9 33.8
November 9 53.3 33.7
November 10 52.9 33.5
November 11 52.5 33.3
November 12 52.0 33.1
November 13 51.5 32.8
November 14 51.1 32.7
November 15 50.6 32.4
November 16 50.1 32.3
November 17 49.7 32.2
November 18 49.4 32.1
November 19 48.9 32.0
November 20 48.5 31.8
November 21 48.0 31.5
November 22 47.6 31.3
November 23 47.1 31.0
November 24 46.7 30.8
November 25 46.3 30.6
November 26 46.0 30.5
November 27 45.6 30.3
November 28 45.3 30.1
November 29 45.0 29.9
November 30 44.6 29.8
December 1 44.4 29.6
December 2 44.0 29.3
December 3 43.7 29.1
December 4 43.4 28.8
December 5 43.1 28.7
December 6 43.0 28.6
December 7 42.8 28.5
December 8 42.6 28.4
December 9 42.4 28.3
December 10 42.1 28.2
December 11 41.8 28.1
December 12 41.6 28.1
December 13 41.5 28.1
December 14 41.4 28.1
December 15 41.2 28.1
December 16 41.0 27.9
December 17 40.9 27.7
December 18 40.7 27.6
December 19 40.6 27.5
December 20 40.6 27.5
December 21 40.5 27.4
December 22 40.5 27.3
December 23 40.5 27.3
December 24 40.6 27.3
December 25 40.6 27.3
December 26 40.5 27.3
December 27 40.5 27.3
December 28 40.4 27.2
December 29 40.4 27.1
December 30 40.3 27.1
December 31 40.2 27.1
Weather Station Details
Years Station Coordinates
1999–2024 Pasco Tri Cities Airport location
1894–1998 Kennewick location
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