Claymont, DE Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Claymont, a community in New Castle County, Delaware.

This Afternoon

71°F

Mostly Sunny

Mostly sunny, with a high near 71. South wind around 5 mph.

7-day forecast for Claymont

When	Temp	Forecast	Wind	Precip
This Afternoon	71°F	Mostly Sunny	5 mph S	2%
Tonight	51°F	Partly Cloudy then Patchy Fog	0 to 5 mph S	3%
Wednesday	74°F	Patchy Fog then Partly Sunny	0 to 5 mph S	2%
Wednesday Night	59°F	Mostly Cloudy	5 mph S	2%
Thursday	74°F	Chance Light Rain	5 mph S	37%
Thursday Night	62°F	Chance Light Rain then Chance T-storms	5 mph S	72%
Friday	71°F	Light Rain	0 to 5 mph SW	78%
Friday Night	56°F	Light Rain	0 to 5 mph W	78%
Saturday	68°F	Chance Light Rain	5 mph NW	27%
Saturday Night	47°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	33%
Monday Night	43°F	Chance Light Rain	5 to 10 mph NW	33%

Forecast source: National Weather Service (api.weather.gov) for Claymont (39.803, -75.460). Updated through the day.

Growing snapshot for Claymont

Last spring frost

Mar 30

First fall frost

Nov 16

Growing season

230 days

Hardiness zone

More local growing data for Claymont: nearby ZIP 19703 weather · frost dates · planting calendar · Delaware frost dates

Nearby towns & communities

Arden Ardencroft Ardentown Bear Bellefonte Brookside Delaware City Edgemoor Elsmere Glasgow Greenville Hockessin Middletown New Castle Newark Newport North Star Odessa Pike Creek Pike Creek Valley Port Penn St. Georges Townsend Wilmington Wilmington Manor

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Climate data from the nearest NOAA station, Marcus Hook, Pa (2.1 mi from Claymont). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.