than afternoon temperatures, except along the Atlantic Coast. The largest economic loss from severe weather in North Carolina is due to severe thunderstorms in the summer, although they usually only hit small areas. Tropical cyclones can impact the state during the summer as well. Fogs are also frequent in the summer. Fall Fall is the most rapidly changing season temperature wise, especially in October and November. Tropical cyclones remain a threat until late in the season. The Appalachian Mountains are frequently visited at this time of year, due to the leaves changing color in the trees. Southern Oscillation During El Niño events, winter and early spring temperatures are cooler than average with above average precipitation in the central and eastern parts of the state and drier weather in the western part. La Niña usually brings warmer than average temperatures with above average precipitation in the western part of the state while the central and coastal regions stay drier than average. Climate data See also Climate Climate change Climate change in North Carolina Climatology List of North Carolina hurricanes List of North Carolina weather records List of wettest known tropical cyclones in North Carolina Meteorology References External links State Climate Office of North Carolina Geography of North Carolina North Carolina