Upper Lake, CA has a generally mild climate with warm summers and cool winters. The average temperature in the summer is around 75ºF, while during the winter months it drops to an average of 32ºF. Precipitation levels are low throughout the year, and snow rarely falls in Upper Lake. This makes Upper Lake a great place for outdoor activities all year round.
Upper Lake, California gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Upper Lake averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 257 sunny days per year in Upper Lake. The US average is 205 sunny days.
Upper Lake gets some kind of precipitation, on average, 86 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 89 degrees
Winter Low: the January low is 33
Rain: averages 43 inches of rain a year
Snow: averages 0 inches of snow a year