Fairfield, California gets 25 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Fairfield averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 258 sunny days per year in Fairfield. The US average is 205 sunny days.
Fairfield gets some kind of precipitation, on average, 65 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 90 degrees
Winter Low: the January low is 39
Rain: averages 25 inches of rain a year
Snow: averages 0 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Fairfield is 8.3 (10=best), which means it is more comfortable than most places in California.
8.8 / 7.2
Summer / Winter
May, October and June are the most pleasant months in Fairfield, while January and December are the least comfortable months.