San Luis Obispo County, California gets 20 inches of rain, on average, per year. The US average is 38 inches of rain per year.
San Luis Obispo County averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 286 sunny days per year in San Luis Obispo County. The US average is 205 sunny days.
San Luis Obispo County gets some kind of precipitation, on average, 50 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.
Summer High: the July high is around 78 degrees
Winter Low: the January low is 41
Rain: averages 20 inches of rain a year
Snow: averages 0 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for San Luis Obispo County is 8.6 (10=best), which means it is more comfortable than most places in California.
9.2 / 7.9
Summer / Winter
September, June and October are the most pleasant months in San Luis Obispo County, while January and December are the least comfortable months.