Walla Walla Weather In July
The highest recorded temperature for Walla Walla Washington for the past 60 years in July was 114 degrees Fahrenheit, measured on July 9, 1975, and the mean high is 90. In the last 60 years the lowest measured July temperature in Walla Walla was 40 registered on July 6, 1971, while the mean low daily temperature during the month is 61.
United States National Weather Service historical Walla Walla July weather data indicates that on July 6, 1955, the measured high temperature did not exceed 56 degrees Fahrenheit, the lowest high measured in Walla Walla in the past 60 years. Weather Service records additionally indicate that on July 24, 1994, the low for the day was not measured below 80 degrees, the highest low temperature recorded in Walla Walla in the last 60 years.
National Weather Service records indicate that the high temperature in Walla Walla on July First averages 84 degrees and the high on the last day of the month averages 93 degrees. The low measured temperature in Walla Walla on July First averages 56 degrees and the low on the last day of the month averages 63 degrees.
Walla Walla usually receives an average of 0.73 inches of precipitation during the month. The most rain recorded in a single day, as shown by July Walla Walla Weather data, was 3.64 inches on July 23, 1992.