Wilmington, DE Weather & Growing Conditions
This Afternoon
71°F
Mostly Sunny
Mostly sunny, with a high near 71. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Mostly Sunny | 5 mph S | 2% |
| Tonight | 51°F | Mostly Cloudy then Patchy Fog | 0 to 5 mph S | 3% |
| Wednesday | 75°F | Patchy Fog then Partly Sunny | 0 to 5 mph S | 2% |
| Wednesday Night | 58°F | Mostly Cloudy | 5 mph S | 3% |
| Thursday | 74°F | Chance Light Rain | 5 mph S | 36% |
| Thursday Night | 61°F | Chance Light Rain then Chance T-storms | 0 to 5 mph S | 73% |
| Friday | 71°F | Light Rain | 0 to 5 mph SW | 78% |
| Friday Night | 55°F | Light Rain | 0 to 5 mph NW | 78% |
| Saturday | 67°F | Chance Light Rain | 5 mph NW | 26% |
| Saturday Night | 46°F | Slight Chance Light Rain then Partly Cloudy | 5 mph NW | 16% |
| Sunday | 63°F | Mostly Sunny | 5 mph NW | 9% |
| Sunday Night | 45°F | Slight Chance Light Rain | 0 to 5 mph W | 23% |
| Monday | 60°F | Chance Light Rain | 5 to 10 mph NW | 32% |
| Monday Night | 43°F | Chance Light Rain | 5 to 10 mph NW | 32% |
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 (1.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.