Smyrna, DE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Smyrna, a town in Kent County, Delaware.
Tonight
63°F
Mostly Cloudy
Mostly cloudy, with a low around 63. Northeast wind 5 to 10 mph.
7-day forecast for Smyrna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Mostly Cloudy | 5 to 10 mph NE | 5% |
| Saturday | 77°F | Mostly Sunny | 10 mph E | 3% |
| Saturday Night | 66°F | Mostly Cloudy then Patchy Fog | 5 to 10 mph SE | 5% |
| Sunday | 81°F | Chance Rain Showers | 5 to 10 mph S | 29% |
| Sunday Night | 65°F | Showers And Thunderstorms | 5 to 10 mph W | 83% |
| Monday | 73°F | Chance Rain Showers | 10 mph N | 49% |
| Monday Night | 61°F | Chance Rain Showers | 10 mph NE | 38% |
| Tuesday | 68°F | Chance Rain Showers | 15 mph NE | 43% |
| Tuesday Night | 57°F | Chance Rain Showers | 10 to 15 mph NE | 43% |
| Wednesday | 65°F | Chance Rain Showers | 15 mph NE | 39% |
| Wednesday Night | 57°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 39% |
| Thursday | 65°F | Chance Showers And Thunderstorms | 15 mph NE | 35% |
| Thursday Night | 55°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 35% |
| Friday | 69°F | Slight Chance Rain Showers | 10 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov) for Smyrna (39.295, -75.609). Updated through the day.
Growing snapshot for Smyrna
Last spring frost
Apr 4
First fall frost
Nov 4
Growing season
214 days
Hardiness zone
7b
More local growing data for Smyrna: nearby ZIP 19977 weather · frost dates · planting calendar · Delaware frost dates
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Wyoming
Climate data from the nearest NOAA station, Dover, De (10.7 mi from Smyrna). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.