Surprise, AZ has a hot desert climate with temperatures ranging from warm to very hot throughout the year. Summers are long and hot with temperatures typically between 95-109 degrees Fahrenheit, while winters are mild to cool with temperatures rarely dropping below 40 degrees Fahrenheit. It is typically sunny all year round in Surprise, AZ and receives an average of 8-9 hours of sunshine per day. Annual precipitation in Surprise is low at around 8 inches per year which is mostly concentrated in the summer months.
Surprise (zip 85374), Arizona gets 9 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Surprise (zip 85374) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 296 sunny days per year in Surprise (zip 85374). The US average is 205 sunny days.
Surprise (zip 85374) gets some kind of precipitation, on average, 32 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 105 degrees
Winter Low: the January low is 43
Rain: averages 9 inches of rain a year
Snow: averages 0 inches of snow a year