Grottoes, VA has a humid subtropical climate with hot and humid summers and mild winters. Average daily highs in the summer reach into the mid-80s Fahrenheit while winter temperatures usually remain between the upper 30s and mid-50s Fahrenheit. Rainfall is plentiful throughout the year, with cold fronts bringing thunderstorms in the spring and fall months. Winters are usually dry but can be punctuated by occasional snow storms. Grottoes has a moderate amount of precipitation throughout the year, with an average annual rainfall of 41 inches spread out over roughly 40 days.
Grottoes, Virginia gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grottoes averages 17 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 176 sunny days per year in Grottoes. The US average is 205 sunny days.
Grottoes gets some kind of precipitation, on average, 119 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 85 degrees
Winter Low: the January low is 23
Rain: averages 43 inches of rain a year
Snow: averages 17 inches of snow a year