The climate in Folsom, CA is generally warm and pleasant most of the year. Summers are hot and dry with average temperatures in the high 80s to low 90s. During the winter months, temperatures typically range from the low 40s to mid-50s. Precipitation is relatively sparse throughout the year, with an average of just 16 inches of rainfall annually. The city is also located on a plateau, which can lead to colder temperatures in the wintertime due to increased exposure to winds from the Sierra Nevada Mountains.
Folsom, California gets 21 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Folsom 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 Folsom. The US average is 205 sunny days.
Folsom gets some kind of precipitation, on average, 59 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 94 degrees
Winter Low: the January low is 39
Rain: averages 21 inches of rain a year
Snow: averages 0 inches of snow a year