Kailua (Honolulu Cnty), Hawaii gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Kailua (Honolulu Cnty) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 274 sunny days per year in Kailua (Honolulu Cnty). The US average is 205 sunny days.
Kailua (Honolulu Cnty) gets some kind of precipitation, on average, 196 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 84 degrees
Winter Low: the January low is 68
Rain: averages 39 inches of rain a year
Snow: averages 0 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Kailua (Honolulu County) is 8.1 (10=best), which means it is one of the least comfortable places in Hawaii.
8.1 / 10
February, January and April are the most pleasant months in Kailua (Honolulu County), while September and August are the least comfortable months.