Harrington, DE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrington, a city in Kent County, Delaware.
Tonight
50°F
Mostly Clear
Mostly clear, with a low around 50. South wind around 5 mph.
7-day forecast for Harrington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Mostly Clear | 5 mph S | 2% |
| Wednesday | 77°F | Patchy Fog then Sunny | 5 to 10 mph S | 2% |
| Wednesday Night | 60°F | Mostly Cloudy | 5 mph S | 4% |
| Thursday | 76°F | Slight Chance Light Rain | 5 to 10 mph S | 16% |
| Thursday Night | 63°F | Light Rain | 5 mph S | 89% |
| Friday | 70°F | Light Rain | 5 mph SW | 89% |
| Friday Night | 53°F | Light Rain Likely | 0 to 5 mph W | 87% |
| Saturday | 66°F | Slight Chance Light Rain then Mostly Sunny | 5 to 10 mph NW | 23% |
| Saturday Night | 41°F | Partly Cloudy | 5 mph NW | 11% |
| Sunday | 60°F | Mostly Sunny | 5 mph W | 6% |
| Sunday Night | 41°F | Partly Cloudy then Slight Chance Light Rain | 0 to 5 mph W | 16% |
| Monday | 61°F | Slight Chance Light Rain | 5 to 10 mph W | 21% |
| Monday Night | 38°F | Slight Chance Light Rain | 5 mph W | 21% |
| Tuesday | 63°F | Slight Chance Light Rain then Sunny | 5 to 10 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov) for Harrington (38.924, -75.572). Updated through the day.
Growing snapshot for Harrington
Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
200 days
Hardiness zone
7b
More local growing data for Harrington: nearby ZIP 19952 weather · frost dates · planting calendar · Delaware frost dates
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Wyoming
Climate data from the nearest NOAA station, Greenwood 2Ne, De (7.2 mi from Harrington). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.