Nassau, in Delaware, United States, is home to roughly 3,700 people in the Eastern Time Zone at 38.8°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Nassau recorded a mean annual temperature of 57°F, ranging from 15°F lows in January to 94°F highs in June, with about 49 inches of precipitation across the year.
View historical weather for Nassau · More cities in Delaware