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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

WhenTempForecastWindPrecip
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

All Delaware locations ›

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.