Rowland Heights, California gets 16 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Rowland Heights averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 279 sunny days per year in Rowland Heights. The US average is 205 sunny days.
Rowland Heights gets some kind of precipitation, on average, 33 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 86 degrees
Winter Low: the January low is 46
Rain: averages 16 inches of rain a year
Snow: averages 0 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Rowland Heights is 9.2 (10=best), which means it is one of the most pleasant places in California.
9.2 / 10
June, May and October are the most pleasant months in Rowland Heights, while January and December are the least comfortable months.