The climate in Costa Mesa, CA 92627 is generally mild with warm summers and cool winters. The average daily temperatures range from the mid-50s to mid-70s Fahrenheit, while the average humidity hovers between 70 and 80%. Costa Mesa enjoys an average of 320 sunny days per year, making it an excellent place for outdoor activities. Summertime temperatures can reach up to the mid-80s, but never exceed 90 degrees Fahrenheit. Winters are usually mild with lows rarely going below 40 degrees Fahrenheit. Rainfall is mostly limited to the months of December through March with an average of 13 inches per year.
Costa Mesa (zip 92627), California gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Costa Mesa (zip 92627) 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 Costa Mesa (zip 92627). The US average is 205 sunny days.
Costa Mesa (zip 92627) 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 78 degrees
Winter Low: the January low is 48
Rain: averages 12 inches of rain a year
Snow: averages 0 inches of snow a year