Walla Walla Weather In December
The highest recorded temperature in December for Walla Walla for the past 60 years was 68 degrees Fahrenheit, most recently registered on December 27, 1980, while the typical high temperature is 41. The lowest reported temperature in December for Walla Walla for the past 60 years was -24 most recently encountered on December 30, 1968, and the typical low is 29.
United States National Weather Service historical Walla Walla December Weather data shows that on December 30, 1968, the high temperature did not exceed -9 degrees Fahrenheit, the lowest high measured in Walla Walla in the past 60 years. NWS data also shows that on December 25, 1980, the lowest measured temperature on that day did not drop below 60 degrees, the highest low temperature measured in Walla Walla in the last 60 years.
National Weather Service records indicate that the high temperature in Walla Walla on December First averages 44 degrees and the high on the last day of the month averages 36 degrees. The average recorded low temperature in Walla Walla on December First is 33 degrees Fahrenheit and the average low on the last day of December is 25 degrees.
Walla Walla typically receives an average of 2.51 inches of rain during the month. The most precipitation recorded on a single day in December, according to December Walla Walla Weather data, was 1.39 inches on December 5, 1971. Walla Walla averages 4.7 inches of snow in December. The highest snowfall on a single day in December was 8 inches on December 31, 1968.