Wilmington Climate and Weather

Wilmington has a humid subtropical climate, with cool winters and hot, humid summers. Average winter temperatures range between 50°F (10°C) and 65°F (18°C), while summer temperatures average a balmy 80°F (27°C) to 90°F (32°C). Spring is warm and mild, with the many gardens of the Brandywine Valley bursting into bloom, and visitors should note that often rooftops and cars can be turned yellow due to the pollen dusting during the season.