The climate in 90242 Downey, CA is classified as a warm-summer Mediterranean climate (Köppen Csa). Summers are hot and dry with average temperatures in the upper 80s and lower 90s Fahrenheit. Winters are mild with average temperatures ranging from the mid-50s to mid-60s Fahrenheit. The area is generally sunny throughout the year, though occasional winter rains do occur. The region receives minimal rainfall annually, typically between 10 and 14 inches.
Downey (zip 90242), California gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Downey (zip 90242) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 278 sunny days per year in Downey (zip 90242). The US average is 205 sunny days.
Downey (zip 90242) gets some kind of precipitation, on average, 28 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 85 degrees
Winter Low: the January low is 46
Rain: averages 14 inches of rain a year
Snow: averages 0 inches of snow a year