Walla Walla Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Walla Walla, Washington, based on NOAA data.
Also see:
What's the hottest day of the year in Walla Walla?
On average, August 4 is the hottest day of the year Walla Walla, Washington. From 1991–2020, the average high temperature on August 4 was 91.6 °F and the average low was 63.3 °F.
What's the coldest day of the year in Walla Walla?
On average, January 1 is the coldest day of the year Walla Walla, Washington. From 1991–2020, the average high temperature on January 1 was 40.3 °F, and the average low was 29.0 °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 40.3 29.0
January 2 40.3 29.1
January 3 40.3 29.1
January 4 40.3 29.1
January 5 40.3 29.2
January 6 40.4 29.3
January 7 40.4 29.4
January 8 40.5 29.5
January 9 40.7 29.7
January 10 40.8 29.7
January 11 40.9 29.7
January 12 41.0 29.7
January 13 41.2 29.8
January 14 41.3 29.9
January 15 41.6 30.2
January 16 41.9 30.4
January 17 42.3 30.7
January 18 42.5 30.9
January 19 42.7 31.1
January 20 42.9 31.3
January 21 43.1 31.5
January 22 43.2 31.5
January 23 43.3 31.6
January 24 43.4 31.7
January 25 43.4 31.7
January 26 43.6 31.7
January 27 43.7 31.8
January 28 43.8 31.9
January 29 44.0 32.0
January 30 44.2 32.2
January 31 44.5 32.3
February 1 44.7 32.4
February 2 44.9 32.5
February 3 45.1 32.6
February 4 45.3 32.6
February 5 45.4 32.7
February 6 45.7 32.8
February 7 45.8 32.8
February 8 46.0 32.8
February 9 46.1 32.9
February 10 46.3 32.9
February 11 46.4 32.9
February 12 46.5 32.8
February 13 46.5 32.7
February 14 46.6 32.6
February 15 46.7 32.6
February 16 46.9 32.6
February 17 47.1 32.7
February 18 47.4 32.7
February 19 47.6 32.8
February 20 47.9 32.9
February 21 48.2 33.0
February 22 48.5 33.2
February 23 48.9 33.4
February 24 49.3 33.6
February 25 49.7 33.8
February 26 50.1 33.9
February 27 50.4 34.1
February 28 50.8 34.4
March 1 51.1 34.6
March 2 51.3 34.7
March 3 51.4 34.8
March 4 51.7 34.9
March 5 52.0 35.1
March 6 52.5 35.2
March 7 52.7 35.4
March 8 53.1 35.5
March 9 53.3 35.7
March 10 53.7 36.0
March 11 54.0 36.2
March 12 54.3 36.4
March 13 54.7 36.7
March 14 55.0 37.0
March 15 55.4 37.2
March 16 55.7 37.5
March 17 56.1 37.7
March 18 56.3 37.9
March 19 56.5 38.1
March 20 56.8 38.2
March 21 57.0 38.4
March 22 57.2 38.5
March 23 57.4 38.7
March 24 57.6 38.8
March 25 57.8 39.0
March 26 58.0 39.1
March 27 58.1 39.3
March 28 58.3 39.4
March 29 58.5 39.4
March 30 58.6 39.5
March 31 58.8 39.6
April 1 59.0 39.7
April 2 59.3 39.8
April 3 59.5 40.1
April 4 59.7 40.3
April 5 60.1 40.4
April 6 60.4 40.7
April 7 60.7 40.9
April 8 61.0 41.1
April 9 61.3 41.2
April 10 61.6 41.4
April 11 61.9 41.5
April 12 62.2 41.7
April 13 62.4 41.8
April 14 62.6 41.9
April 15 62.7 42.0
April 16 62.9 42.1
April 17 63.2 42.3
April 18 63.5 42.5
April 19 63.9 42.7
April 20 64.2 42.9
April 21 64.5 43.1
April 22 64.7 43.2
April 23 65.0 43.4
April 24 65.3 43.6
April 25 65.6 43.8
April 26 65.9 43.9
April 27 66.2 44.1
April 28 66.6 44.3
April 29 66.9 44.6
April 30 67.4 44.9
May 1 67.7 45.2
May 2 68.0 45.5
May 3 68.3 45.7
May 4 68.6 46.1
May 5 68.8 46.3
May 6 68.9 46.5
May 7 69.0 46.7
May 8 69.3 46.9
May 9 69.6 47.1
May 10 70.0 47.4
May 11 70.2 47.7
May 12 70.5 47.9
May 13 70.8 48.2
May 14 71.2 48.5
May 15 71.5 48.8
May 16 71.9 49.2
May 17 72.1 49.5
May 18 72.5 49.8
May 19 72.7 50.0
May 20 73.0 50.2
May 21 73.4 50.5
May 22 73.6 50.7
May 23 73.7 50.9
May 24 74.0 51.2
May 25 74.1 51.4
May 26 74.2 51.6
May 27 74.3 51.7
May 28 74.5 51.9
May 29 74.6 52.0
May 30 74.7 52.2
May 31 74.8 52.3
June 1 75.0 52.4
June 2 75.2 52.4
June 3 75.4 52.5
June 4 75.7 52.7
June 5 76.1 52.8
June 6 76.4 53.0
June 7 76.6 53.2
June 8 76.9 53.4
June 9 77.2 53.6
June 10 77.5 53.7
June 11 77.9 53.9
June 12 78.2 54.1
June 13 78.6 54.3
June 14 78.9 54.6
June 15 79.2 54.8
June 16 79.5 55.0
June 17 79.9 55.2
June 18 80.2 55.4
June 19 80.5 55.6
June 20 80.9 55.8
June 21 81.3 56.1
June 22 81.7 56.3
June 23 82.2 56.6
June 24 82.7 56.8
June 25 83.3 57.1
June 26 83.8 57.4
June 27 84.2 57.8
June 28 84.7 58.0
June 29 85.2 58.4
June 30 85.6 58.6
July 1 86.0 58.9
July 2 86.4 59.2
July 3 86.8 59.5
July 4 87.1 59.8
July 5 87.4 60.1
July 6 87.7 60.2
July 7 88.0 60.4
July 8 88.4 60.7
July 9 88.6 60.9
July 10 88.9 61.1
July 11 89.1 61.3
July 12 89.3 61.5
July 13 89.5 61.6
July 14 89.8 61.7
July 15 90.1 61.9
July 16 90.3 62.1
July 17 90.6 62.2
July 18 90.8 62.4
July 19 91.0 62.6
July 20 91.1 62.7
July 21 91.3 62.8
July 22 91.4 63.0
July 23 91.5 63.1
July 24 91.4 63.2
July 25 91.4 63.2
July 26 91.4 63.2
July 27 91.4 63.2
July 28 91.4 63.2
July 29 91.4 63.2
July 30 91.4 63.3
July 31 91.5 63.2
August 1 91.5 63.2
August 2 91.5 63.2
August 3 91.6 63.3
August 4 91.6 63.3
August 5 91.5 63.4
August 6 91.4 63.4
August 7 91.2 63.3
August 8 91.0 63.2
August 9 90.8 63.0
August 10 90.5 62.9
August 11 90.2 62.6
August 12 89.9 62.4
August 13 89.7 62.2
August 14 89.5 62.0
August 15 89.3 61.9
August 16 89.0 61.7
August 17 88.7 61.4
August 18 88.4 61.3
August 19 88.1 61.0
August 20 87.7 60.8
August 21 87.5 60.5
August 22 87.2 60.3
August 23 87.0 60.1
August 24 86.7 59.8
August 25 86.3 59.6
August 26 86.0 59.3
August 27 85.7 59.0
August 28 85.4 58.8
August 29 85.1 58.5
August 30 84.7 58.2
August 31 84.3 57.9
September 1 83.9 57.6
September 2 83.4 57.2
September 3 82.9 56.9
September 4 82.6 56.6
September 5 82.2 56.3
September 6 81.9 56.1
September 7 81.5 55.8
September 8 81.2 55.5
September 9 80.9 55.3
September 10 80.5 55.1
September 11 80.1 54.8
September 12 79.8 54.6
September 13 79.4 54.3
September 14 79.2 53.9
September 15 78.9 53.7
September 16 78.5 53.4
September 17 78.2 53.2
September 18 77.8 52.9
September 19 77.2 52.6
September 20 76.7 52.2
September 21 76.3 51.8
September 22 75.8 51.6
September 23 75.4 51.3
September 24 75.0 51.1
September 25 74.5 50.7
September 26 73.9 50.4
September 27 73.3 50.1
September 28 72.8 49.7
September 29 72.3 49.4
September 30 71.8 49.0
October 1 71.4 48.7
October 2 71.0 48.4
October 3 70.6 48.0
October 4 70.2 47.7
October 5 69.8 47.5
October 6 69.4 47.3
October 7 69.0 47.1
October 8 68.6 46.8
October 9 68.1 46.5
October 10 67.5 46.1
October 11 66.9 45.7
October 12 66.3 45.3
October 13 65.6 45.0
October 14 65.0 44.6
October 15 64.4 44.2
October 16 63.8 43.7
October 17 63.2 43.4
October 18 62.8 43.1
October 19 62.3 42.8
October 20 61.8 42.5
October 21 61.3 42.2
October 22 60.8 41.9
October 23 60.2 41.6
October 24 59.8 41.3
October 25 59.2 41.0
October 26 58.8 40.7
October 27 58.3 40.5
October 28 57.7 40.2
October 29 57.2 39.9
October 30 56.8 39.7
October 31 56.3 39.5
November 1 55.9 39.2
November 2 55.4 39.0
November 3 54.9 38.7
November 4 54.4 38.3
November 5 54.0 38.0
November 6 53.4 37.7
November 7 52.9 37.4
November 8 52.4 37.1
November 9 51.9 36.8
November 10 51.4 36.6
November 11 50.9 36.3
November 12 50.5 36.0
November 13 50.1 35.8
November 14 49.7 35.6
November 15 49.3 35.3
November 16 48.9 35.0
November 17 48.5 34.9
November 18 48.1 34.7
November 19 47.7 34.4
November 20 47.2 34.1
November 21 46.7 33.8
November 22 46.3 33.5
November 23 45.9 33.3
November 24 45.5 33.0
November 25 45.2 32.8
November 26 45.0 32.6
November 27 44.7 32.3
November 28 44.4 32.2
November 29 44.2 32.0
November 30 43.8 31.8
December 1 43.5 31.5
December 2 43.2 31.3
December 3 43.0 31.1
December 4 42.6 30.9
December 5 42.4 30.7
December 6 42.3 30.6
December 7 42.2 30.6
December 8 42.1 30.4
December 9 41.9 30.3
December 10 41.8 30.1
December 11 41.6 30.0
December 12 41.4 29.9
December 13 41.3 29.9
December 14 41.2 30.0
December 15 41.1 30.0
December 16 40.9 29.8
December 17 40.8 29.7
December 18 40.6 29.6
December 19 40.6 29.5
December 20 40.6 29.5
December 21 40.6 29.4
December 22 40.7 29.4
December 23 40.7 29.3
December 24 40.6 29.3
December 25 40.6 29.3
December 26 40.5 29.3
December 27 40.4 29.2
December 28 40.3 29.1
December 29 40.4 29.1
December 30 40.4 29.1
December 31 40.3 29.1
Weather Station Details
Years Station Coordinates
1949–2024 Walla Walla Regional Airport location
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