More than twice the normal amount of precipitation fell in Washington in the month of May. According to the National Weather Service, Washington observed 9.95 inches of rain. The normal amount is 4.6 inches. The record high was 11.49 inches set in 1996. The average temperature this May was 57.6 degrees, and the normal is 60.9 degrees. So far this year, Washington has had higher than normal precipitation, near the 23.1 inch-record set in 1973. So far this year, Washington has received 22.49 inches of precipitation and 12.76 inches is normal. Listen to KCII for weather updates.