Wilmington, DE Weather & Growing Conditions
This Afternoon
70°F
Partly Sunny
Partly sunny, with a high near 70. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Partly Sunny | 5 mph S | 1% |
| Tonight | 51°F | Partly Cloudy then Patchy Fog | 0 to 5 mph S | 2% |
| Wednesday | 74°F | Patchy Fog then Sunny | 5 to 10 mph S | 6% |
| Wednesday Night | 59°F | Mostly Cloudy | 5 mph S | 6% |
| Thursday | 73°F | Chance Light Rain | 5 to 10 mph S | 42% |
| Thursday Night | 62°F | Light Rain | 5 mph SW | 81% |
| Friday | 69°F | Light Rain | 0 to 5 mph W | 81% |
| Friday Night | 53°F | Light Rain | 0 to 5 mph NW | 76% |
| Saturday | 65°F | Chance Light Rain then Mostly Sunny | 5 to 10 mph NW | 29% |
| Saturday Night | 44°F | Partly Cloudy | 5 mph NW | 14% |
| Sunday | 61°F | Mostly Sunny | 5 mph NW | 6% |
| Sunday Night | 42°F | Slight Chance Light Rain | 5 mph W | 19% |
| Monday | 61°F | Slight Chance Light Rain | 5 to 10 mph W | 22% |
| Monday Night | 41°F | Slight Chance Light Rain | 5 mph W | 21% |
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 (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.