Climate in Riley County, Kansas

Riley County, Kansas gets 34 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Riley County averages 14 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 221 sunny days per year in Riley County. The US average is 205 sunny days.

Riley County gets some kind of precipitation, on average, 85 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.

Weather Highlights

Summer High: the July high is around 90 degrees
Winter Low: the January low is 17
Rain: averages 34 inches of rain a year
Snow: averages 14 inches of snow a year

BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for Riley County is 7.2 (10=best), which means it is less comfortable than most places in Kansas.

July is the hottest month for Riley County with an average high temperature of 90.3°, which ranks it as about average compared to other places in Kansas. In Riley County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Riley County are May, September and June.

January has the coldest nighttime temperatures for Riley County with an average of 17.0°. This is colder than most places in Kansas.

In Riley County, there are 44.2 days annually when the high temperature is over 90°, which is about average compared to other places in Kansas.

In Riley County, there are 126.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Kansas.

In Riley County, there are 5.3 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Kansas.

June is the wettest month in Riley County with 5.1 inches of rain, and the driest month is January with 0.7 inches. The wettest season is Autumn with 40% of yearly precipitation and 8% occurs in Spring, which is the driest season. The annual rainfall of 33.5 inches in Riley County means that it is about average compared to other places in Kansas.

May is the rainiest month in Riley County with 10.7 days of rain, and January is the driest month with only 3.9 rainy days. There are 85.1 rainy days annually in Riley County, which is rainier than most places in Kansas. The rainiest season is Autumn when it rains 32% of the time and the driest is Spring with only a 15% chance of a rainy day.

An annual snowfall of 14.1 inches in Riley County means that it is about average compared to other places in Kansas. January is the snowiest month in Riley County with 4.2 inches of snow, and 5 months of the year have significant snowfall.

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