Diablo, CA has a Mediterranean climate with warm summers and mild winters. Temperatures during the summer can reach up to 80 degrees Fahrenheit while the winter temperatures typically stay around 45 degrees Fahrenheit. Rainfall is generally moderate throughout the year, mostly occurring from November to March. The area around Diablo also experiences some strong winds, especially in the spring and fall months. Overall, Diablo enjoys delightful weather year-round with plenty of sunny days.
Diablo, California gets 19 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Diablo averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 260 sunny days per year in Diablo. The US average is 205 sunny days.
Diablo gets some kind of precipitation, on average, 64 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 39
Rain: averages 19 inches of rain a year
Snow: averages 0 inches of snow a year