Harman US

Claymont, DE Weather & Growing Conditions

Today
77°F
Partly Sunny
Partly sunny, with a high near 77. East wind 5 to 10 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 77°F Partly Sunny 5 to 10 mph E 2%
Tonight 62°F Mostly Cloudy 5 mph E 10%
Sunday 78°F Chance Rain Showers 5 to 10 mph SE 52%
Sunday Night 61°F Showers And Thunderstorms Likely 5 to 10 mph W 74%
Monday 71°F Chance Rain Showers 5 to 10 mph NE 32%
Monday Night 55°F Chance Rain Showers 5 to 10 mph NE 37%
Tuesday 65°F Chance Rain Showers 10 mph NE 42%
Tuesday Night 54°F Chance Rain Showers 10 to 15 mph NE 41%
Wednesday 65°F Chance Rain Showers 15 mph NE 33%
Wednesday Night 54°F Chance Rain Showers 15 mph NE 34%
Thursday 64°F Chance Rain Showers 10 to 15 mph NE 34%
Thursday Night 53°F Chance Rain Showers 10 mph N 33%
Friday 67°F Chance Rain Showers 10 mph N 27%
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 Claymont, DE

Last spring frost
Mar 30
First fall frost
Nov 16
Growing season
230 days
Hardiness zone
7b

Explore more for Claymont, DE: full frost dates · planting calendar · Delaware frost dates

Climate data from the nearest NOAA station, Marcus Hook, Pa (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.