Topography strongly affects local weather within the park, where elevations range from 800 to 6,643 feet. Temperatures average 10 to 20 degrees cooler on the mountaintops. Annual precipitation ranges from 65 in the lowlands to 88 in the high country.

Spring often brings unpredictable weather. Summer is hot and humid, but more pleasant at higher elevations. Fall has warm days and cool nights and is the driest season of the year; frosts begin in late September. Winter is generally moderate, but extreme conditions occur with increasing elevation.

For further weather info go to:
www.weather.com