Delmar, DE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Delmar, a town in Sussex County, Delaware.
Today
84°F
Partly Sunny
Partly sunny, with a high near 84. East wind 5 to 10 mph.
7-day forecast for Delmar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Partly Sunny | 5 to 10 mph E | 11% |
| Tonight | 70°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 53% |
| Wednesday | 87°F | Chance Showers And Thunderstorms | 0 to 10 mph S | 50% |
| Wednesday Night | 74°F | Mostly Clear | 5 to 10 mph S | 11% |
| Thursday | 90°F | Sunny | 5 to 10 mph SW | 7% |
| Thursday Night | 75°F | Mostly Clear | 5 to 10 mph S | 5% |
| Friday | 90°F | Sunny | 5 to 10 mph SW | 10% |
| Friday Night | 73°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 34% |
| Saturday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 20% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 37% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 23% |
| Sunday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 23% |
| Monday | 91°F | Sunny | 5 to 10 mph SW | 7% |
| Monday Night | 73°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 17% |
Forecast source: National Weather Service (api.weather.gov) for Delmar (38.472, -75.544). Updated through the day.
Growing snapshot for Delmar
Last spring frost
Apr 2
First fall frost
Nov 10
Growing season
222 days
Hardiness zone
7b
More local growing data for Delmar: nearby ZIP 19940 weather · frost dates · planting calendar · Delaware frost dates
Nearby towns & communities
Bethany Beach
Bethel
Blades
Bridgeville
Dagsboro
Dewey Beach
Ellendale
Farmington
Fenwick Island
Frankford
Georgetown
Greenwood
Henlopen Acres
Laurel
Lewes
Lincoln
Long Neck
Milford
Millsboro
Millville
Milton
Ocean View
Rehoboth Beach
Seaford
Selbyville
Slaughter Beach
South Bethany
Climate data from the nearest NOAA station, Salisbury 2N, Md (5 mi from Delmar). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.