Rapid City Metro Area, South Dakota gets 19 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Rapid City Metro Area averages 41 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 205 sunny days per year in Rapid City Metro Area. The US average is 205 sunny days.
Rapid City Metro Area gets some kind of precipitation, on average, 80 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 13
Rain: averages 19 inches of rain a year
Snow: averages 41 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for the Rapid City metro area is 6.9 (10=best), which means it is more comfortable than most places in South Dakota.
6.9 / 10
August, June and September are the most pleasant months in the Rapid City metro area, while January and December are the least comfortable months.