Millsboro, DE Weather & Growing Conditions
Overnight
66°F
Mostly Cloudy
Mostly cloudy, with a low around 66. Northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Mostly Cloudy | 5 mph NE | 0% |
| Saturday | 76°F | Partly Sunny | 5 to 15 mph NE | 8% |
| Saturday Night | 67°F | Partly Cloudy then Patchy Fog | 5 to 10 mph E | 2% |
| Sunday | 80°F | Patchy Fog then Mostly Sunny | 5 to 10 mph SE | 4% |
| Sunday Night | 68°F | Showers And Thunderstorms Likely | 5 to 10 mph SW | 55% |
| Monday | 76°F | Chance Showers And Thunderstorms | 5 to 15 mph N | 54% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 43% |
| Tuesday | 71°F | Chance Rain Showers | 15 to 20 mph NE | 52% |
| Tuesday Night | 62°F | Chance Rain Showers | 15 to 20 mph NE | 52% |
| Wednesday | 68°F | Chance Rain Showers | 20 to 25 mph NE | 50% |
| Wednesday Night | 60°F | Chance Showers And Thunderstorms | 15 to 25 mph NE | 50% |
| Thursday | 68°F | Chance Showers And Thunderstorms | 20 mph NE | 41% |
| Thursday Night | 58°F | Chance Showers And Thunderstorms | 10 to 20 mph N | 41% |
| Friday | 70°F | Slight Chance Rain Showers | 10 to 15 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Millsboro, DE
Last spring frost
Apr 4
First fall frost
Nov 6
Growing season
217 days
Hardiness zone
7b
Explore more for Millsboro, DE: full frost dates · planting calendar · Delaware frost dates
Climate data from the nearest NOAA station, Georgetown Sussex Co Ap, De (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.