Delaware has a moderate year-round climate. The state is temperate but humid. The average summer temperature is approximately 75 degrees while its winter temperature averages 32 degrees. The sky is sunny only slightly more than half the days of the year, and annual precipitation is 45 inches. Temperatures are somewhat more extreme near the coast, with winters that are 10 degrees colder and summers that are 10 degrees warmer.

Delaware’s weather and climate is greatly affected by the ocean. The Southern third of the state can be classified as a mild subtropical climate with hot, sticky summers and forgiving winters.