Yakima, WA Climate

Summary Graph

The summary climate graph for Yakima, WA shows a selection of temperature, rainfall and snow minimum, mean and maximum measures over the course of a year. Click on each of the measures in the key to toggle them on and off.

Graph of average and extreme temperature ranges by day for Yakima, WA.


The warmest month in Yakima Air Terminal McAllister Field, Yakima, Washington is July with an average high temperature of 89.2°F. The hottest day on record was July 24 2006 when the temperature hit 109.0°F. During December the overnight temperature drops to an average of 21.7°F with the lowest temperature of -16.1°F being recorded on December 29 1990.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

24 Jul 2006109°F
10 Jul 1975106°F
24 Jun 1992105.1°F
29 Jul 1998105.1°F
14 Jul 2002105.1°F

The warmest months on average were:

July 198594.8°F
July 200694.7°F
July 200394.4°F
July 200793.8°F
July 199893.6°F

The coldest days on record are:

29 Dec 1990-16.1°F
31 Jan 1996-16.1°F
2 Feb 1996-16.1°F
9 Jan 1974-14.1°F
5 Jan 2004-14.1°F

The coldest months on average were:

January 19795.9°F
December 19849.8°F
January 198011.6°F
December 199012°F
November 198512.6°F


The wettest month by average rainfall in Yakima, WA is January with an average of 1.6 inches of rain falling on 6 to 7 days.Although in November it typically rains on more days with 1.0 inches falling in 8 to 9 days. The driest month in Yakima, WA is July with an average of 0.3 inches of rain falling on 2 to 3 days.

Wettest Days

The wettest days on record are:

4 July 19740.6 inches
4 July 19980.5 inches
9 July 19950.4 inches
23 July 19920.4 inches
29 July 19930.4 inches

Wettest Months

The wettest months on record are:

March 197331.3 inches
February 197327.1 inches
January 197316.4 inches
April 197315 inches
May 19735.6 inches

Driest Months

The driest months on record are:

August 19740 inches
September 19750 inches
July 19730 inches
October 19780 inches
July 19800 inches