Arizona RainfallUnited StatesAZ25%Phoenix 25% Chance 90%Tucson 90% Chance 20%Flagstaff 20% Chance 20%Lake Havasu City 20% Chance 15%Chinle 15% Chance Apache CountyCochise CountyCoconino CountyGila CountyGraham CountyGreenlee CountyLa Paz CountyMaricopa CountyMohave CountyNavajo CountyPima CountyPinal CountySanta Cruz CountyYavapai CountyYuma County