Roanoke County enjoys the variety of four seasons, with generally mild winters and warm summers. The mean annual temperature is 56.1 degrees, with 102 clear days and 40.3 inches of rain on average each year.
The coldest weather normally occurs during late December and January, when the average temperature is 37.7 degrees.
Average annual snowfall is 24.4 inches. On the average, 13 days of the year have at least 1 inch of snow on the ground. The number of such days varies greatly from year to year.
The arrival of spring is typically seen in late March.
The warm temperatures of summer begin in late June, and the warmest temperatures occur in July and August, when the average daily temperature is 76 degrees.
Fall in the Roanoke Valley is marked by beautiful foliage, which reaches its peak in mid-October.