Odessa, DE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Odessa, a town in New Castle County, Delaware.
Today
78°F
Mostly Sunny
Mostly sunny, with a high near 78. East wind 5 to 10 mph.
7-day forecast for Odessa
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Mostly Sunny | 5 to 10 mph E | 2% |
| Tonight | 64°F | Mostly Cloudy | 5 mph SE | 8% |
| Sunday | 80°F | Slight Chance Rain Showers | 5 to 10 mph S | 23% |
| Sunday Night | 62°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph W | 72% |
| Monday | 72°F | Chance Rain Showers | 10 mph NE | 30% |
| Monday Night | 56°F | Chance Rain Showers | 5 to 10 mph NE | 36% |
| Tuesday | 66°F | Chance Rain Showers | 10 to 15 mph NE | 44% |
| Tuesday Night | 54°F | Chance Rain Showers | 10 to 15 mph NE | 43% |
| Wednesday | 65°F | Chance Rain Showers | 15 mph NE | 32% |
| Wednesday Night | 54°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Thursday | 64°F | Chance Rain Showers | 15 mph NE | 34% |
| Thursday Night | 53°F | Chance Rain Showers | 5 to 15 mph N | 34% |
| Friday | 68°F | Slight Chance Rain Showers | 10 mph N | 24% |
| Friday Night | 53°F | Slight Chance Rain Showers | 5 to 10 mph N | 23% |
Forecast source: National Weather Service (api.weather.gov) for Odessa (39.456, -75.660). Updated through the day.
Growing snapshot for Odessa
Last spring frost
Apr 7
First fall frost
Nov 1
Growing season
209 days
Hardiness zone
7b
More local growing data for Odessa: nearby ZIP 19730 weather · frost dates · planting calendar · Delaware frost dates
Nearby towns & communities
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Ardencroft
Ardentown
Bear
Bellefonte
Brookside
Claymont
Delaware City
Edgemoor
Elsmere
Glasgow
Greenville
Hockessin
Middletown
New Castle
Newark
Newport
North Star
Pike Creek
Pike Creek Valley
Port Penn
St. Georges
Townsend
Wilmington
Wilmington Manor
Climate data from the nearest NOAA station, Wilmington New Castle Co Ap, De (15.4 mi from Odessa). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.