Lake County, CA has a Mediterranean climate with warm, dry summers and cool, wet winters. During the summer months, temperatures usually stay between 70-90 degrees Fahrenheit during the day and dip down to the low 50s at night. The winter months tend to be mild with temperatures typically ranging from the mid 40s to upper 60s during the day and dropping into the 30s at night. Precipitation is relatively low throughout the year, averaging just over 20 inches per year. Snowfall is rare in lower elevations of Lake County but may occur occasionally in higher elevations like Mount Konocti which towers over Clear Lake.
Lake County, California gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Lake County averages 1 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 261 sunny days per year in Lake County. The US average is 205 sunny days.
Lake County gets some kind of precipitation, on average, 75 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 90 degrees
Winter Low: the January low is 33
Rain: averages 38 inches of rain a year
Snow: averages 1 inches of snow a year