(≥ 10.0 °C), at least one month with an average mean temperature ≥ 71.6 °F (≥ 22.0 °C) and no significant precipitation difference between seasons. During the summer months in Cape Hatteras National Seashore, a cooling afternoon sea breeze is present on most days, but episodes of extreme heat and humidity can occur with heat index values ≥ 100 °F (≥ 38 °C). Cape Hatteras National Seashore is prone to hurricane strikes, particularly during the Atlantic hurricane season which extends from June 1 through November 30, sharply peaking from late August through September. During the winter months, episodes of cold and wind can occur with wind chill values < 15 °F (< -9 °C). The plant hardiness zone in Cape Hatteras National Seashore is 8b with an average annual extreme minimum air temperature of 19.6 °F (-6.9 °C). The average seasonal (Dec-Mar) snowfall total is < 2 inches (< 5 cm), and the average annual peak in nor'easter activity is in February. See also Hatteras Weather Bureau Station References External links "Cape Hatteras National Seashore". National Park Service "Graveyard of the Atlantic Museum". "Cape Hatteras Access Preservation Alliance". United States Code Protected areas of Dare County, North Carolina Protected areas of Hyde County, North Carolina National Seashores of the United States Outer Banks North Carolina outdoor recreation Protected areas established in 1953 National Park Service areas in North Carolina Former state parks of North Carolina 1953 establishments in North Carolina