Claymont, DE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Claymont, a community in New Castle County, Delaware.
Today
86°F
Mostly Sunny
Mostly sunny, with a high near 86. East wind around 5 mph.
7-day forecast for Claymont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Sunny | 5 mph E | 0% |
| Tonight | 68°F | Mostly Cloudy | 0 to 5 mph E | 9% |
| Wednesday | 85°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 77% |
| Wednesday Night | 73°F | Chance Showers And Thunderstorms | 5 mph S | 55% |
| Thursday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 20% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph SW | 25% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 35% |
| Friday Night | 73°F | Chance Showers And Thunderstorms | 5 mph SW | 43% |
| Saturday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 36% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 36% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 17% |
| Sunday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 17% |
| Monday | 91°F | Sunny | 5 to 10 mph W | 10% |
| Monday Night | 73°F | Slight Chance Showers And Thunderstorms | 5 mph W | 15% |
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
7b
More local growing data for Claymont: nearby ZIP 19703 weather · frost dates · planting calendar · Delaware frost dates
Nearby towns & communities
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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
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 Aug 4, 2026.