Derby, Kansas gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Derby averages 13 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 227 sunny days per year in Derby. The US average is 205 sunny days.
Derby gets some kind of precipitation, on average, 78 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 92 degrees
Winter Low: the January low is 22
Rain: averages 35 inches of rain a year
Snow: averages 13 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Derby is 7.2 (10=best), which means it is less comfortable than most places in Kansas.
7.2 / 10
September, May and October are the most pleasant months in Derby, while January and December are the least comfortable months.