But because summer nights tend to be cooler than the days, July averages are about 75 . In addition, onshore sea breezes can reduce daytime temperatures along the coast by 5 to 10 . January averages range from 31 at Newark, in the north, to 38 at Bridgeville, in Sussex County. Nearly three-fifths of Delaware s days are classified as sunny. Most of the state receives between 40 and 46 inches a year.
Severe droughts are uncommon.
Thunderstorms occur frequently in summer, and in winter there is generally light snowfall.