Grayson County, Kentucky has a humid subtropical climate with hot and humid summers and mild winters. Average temperatures range from an average low of 28掳F in January to an average high of 85掳F in July. Rainfall is plentiful, with the annual precipitation averaging 44 inches. The region sees about 50 days of thunderstorms per year and occasional snowfall in winter months. Summers are often warm and muggy, as the area's proximity to water causes high humidity levels.
Grayson County, Kentucky gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grayson County averages 6 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 196 sunny days per year in Grayson County. The US average is 205 sunny days.
Grayson County gets some kind of precipitation, on average, 109 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 88 degrees
Winter Low: the January low is 23
Rain: averages 50 inches of rain a year
Snow: averages 6 inches of snow a year