Nassau Weather Forecast
- 26
- 60
Rain Showers
- 24
- 37
Breezy
- 25
- 43
Partly Sunny
- 22
- 38
Mostly Cloudy
- 25
- 39
Partly Sunny
- 27
- 42
Chance Rain
Today 29 Dec Inland Sussex
Cloudy with a chance of rain in the Morning, then partly sunny with rain in the afternoon. Breezy and not as cool with Highs in the upper 50s. Temperature falling into the upper 40s in the afternoon. Southwest Winds 15 to 25 Mph. Gusts up to 40 Mph, increasing to 50 Mph in the afternoon. Chance of rain 90 percent.
Tonight 29 Dec Inland Sussex
Mostly clear and Windy, Colder with Lows in the upper 20s. West Winds 20 to 30 Mph with Gusts up to 50 Mph.
Nassau Temperature Statistics
December Temperature
Georgetown - Delaware Coastal Airport (9.9 miles)
Lowest 14 December, 2025
18 °FAverage December
36.3 °FHighest 19 December, 2025
61 °F
Climate (2020–Present)
Georgetown - Delaware Coastal Airport (9.9 miles)
Average Low 2020–2025
49.2 °FAverage 2020–2025
58.7 °FAverage High 2020–2025
68.3 °F