Garden Grove, CA is located in a Mediterranean climate zone which consists of mild winters and hot, dry summers. Temperatures in the area generally remain steady throughout the year, with averages in the mid-60s Fahrenheit in winter and upper 70s to low 80s Fahrenheit during summer months. Rainfall tends to be heaviest during the winter season, but temperatures are consistently moderate throughout the year with few extreme heat waves or cold snaps. The area typically receives its highest levels of rainfall from December to March each year.
Garden Grove (zip 92840), California gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Garden Grove (zip 92840) 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 Garden Grove (zip 92840). The US average is 205 sunny days.
Garden Grove (zip 92840) gets some kind of precipitation, on average, 36 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 84 degrees
Winter Low: the January low is 46
Rain: averages 13 inches of rain a year
Snow: averages 0 inches of snow a year