93656 Riverdale, CA has a Mediterranean climate with warm, dry summers and mild winters. The average temperature in the summer months is around 75 degrees Fahrenheit and the average temperature in the winter months is around 40 degrees Fahrenheit. Rainfall is low and generally occurs during the winter months. Winters are usually cool and wet while summers are typically hot and dry. The area is also known for its occasional strong winds which can be quite powerful during certain times of year.
Riverdale (zip 93656), California gets 9 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Riverdale (zip 93656) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 267 sunny days per year in Riverdale (zip 93656). The US average is 205 sunny days.
Riverdale (zip 93656) gets some kind of precipitation, on average, 38 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 96 degrees
Winter Low: the January low is 36
Rain: averages 9 inches of rain a year
Snow: averages 0 inches of snow a year