Wilmington, DE Weather & Growing Conditions
Today
78°F
Partly Sunny
Partly sunny, with a high near 78. East wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Partly Sunny | 5 to 10 mph E | 2% |
| Tonight | 63°F | Mostly Cloudy | 5 mph E | 9% |
| Sunday | 78°F | Chance Rain Showers | 5 to 10 mph S | 42% |
| Sunday Night | 61°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph W | 73% |
| Monday | 71°F | Chance Rain Showers | 5 to 10 mph NE | 30% |
| Monday Night | 56°F | Chance Rain Showers | 5 to 10 mph NE | 37% |
| Tuesday | 66°F | Chance Rain Showers | 10 mph NE | 43% |
| Tuesday Night | 54°F | Chance Rain Showers | 10 mph NE | 41% |
| Wednesday | 65°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Wednesday Night | 54°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Thursday | 64°F | Chance Rain Showers | 10 mph NE | 34% |
| Thursday Night | 53°F | Chance Rain Showers | 5 to 10 mph N | 33% |
| Friday | 68°F | Slight Chance Rain Showers | 10 mph N | 24% |
| Friday Night | 53°F | Slight Chance Rain Showers | 5 to 10 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Wilmington, DE
Last spring frost
Apr 7
First fall frost
Nov 4
Growing season
209 days
Hardiness zone
7b
Explore more for Wilmington, DE: full frost dates · planting calendar · Delaware frost dates
Climate data from the nearest NOAA station, Wilmington Porter Rsch, De (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.