Delmar, DE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Delmar, a town in Sussex County, Delaware.
Today
74°F
Mostly Sunny
Mostly sunny. High near 74, with temperatures falling to around 68 in the afternoon. South wind around 5 mph.
7-day forecast for Delmar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Mostly Sunny | 5 mph S | 1% |
| Tonight | 50°F | Partly Cloudy then Patchy Fog | 0 to 5 mph S | 1% |
| Wednesday | 77°F | Patchy Fog then Mostly Sunny | 0 to 10 mph SE | 1% |
| Wednesday Night | 59°F | Partly Cloudy | 5 mph S | 1% |
| Thursday | 77°F | Mostly Cloudy | 5 to 10 mph S | 14% |
| Thursday Night | 62°F | Light Rain Likely | 5 mph S | 69% |
| Friday | 73°F | Light Rain | 5 to 10 mph S | 83% |
| Friday Night | 54°F | Light Rain | 0 to 5 mph SW | 83% |
| Saturday | 69°F | Chance Light Rain | 5 to 10 mph NW | 39% |
| Saturday Night | 45°F | Slight Chance Light Rain then Partly Cloudy | 0 to 5 mph NW | 15% |
| Sunday | 64°F | Mostly Sunny | 5 mph NW | 5% |
| Sunday Night | 44°F | Partly Cloudy then Slight Chance Light Rain | 0 to 5 mph NW | 19% |
| Monday | 61°F | Chance Light Rain | 5 to 10 mph NW | 29% |
| Monday Night | 42°F | Chance Light Rain | 5 to 10 mph NW | 26% |
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 Nov 3, 2026.