Fountain Hills, AZ has a warm, arid climate typical of the desert Southwest. Summers are hot and dry, with temperatures reaching over 100 degrees Fahrenheit in July and August. Winters are mild with occasional cold spells, as temperatures drop to freezing or below. The area gets fairly low annual precipitation of around 8 to 12 inches per year. The low humidity makes it a great place for outdoor activities all year long!
Fountain Hills, Arizona gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Fountain Hills averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 300 sunny days per year in Fountain Hills. The US average is 205 sunny days.
Fountain Hills gets some kind of precipitation, on average, 40 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 104 degrees
Winter Low: the January low is 42
Rain: averages 13 inches of rain a year
Snow: averages 0 inches of snow a year