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Newark, DE Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Newark, a city in New Castle County, Delaware.

Today
78°F
Mostly Sunny
Mostly sunny, with a high near 78. East wind around 5 mph.

7-day forecast for Newark

WhenTempForecastWindPrecip
Today 78°F Mostly Sunny 5 mph E 2%
Tonight 63°F Mostly Cloudy 5 mph E 13%
Sunday 78°F Chance Rain Showers 5 to 10 mph S 36%
Sunday Night 61°F Showers And Thunderstorms Likely 0 to 5 mph W 72%
Monday 71°F Chance Rain Showers 5 to 10 mph NE 30%
Monday Night 55°F Chance Rain Showers 5 to 10 mph NE 38%
Tuesday 65°F Chance Rain Showers 10 mph NE 44%
Tuesday Night 53°F Chance Rain Showers 10 mph NE 43%
Wednesday 64°F Chance Rain Showers 10 to 15 mph NE 34%
Wednesday Night 53°F Chance Rain Showers 10 mph NE 34%
Thursday 64°F Chance Rain Showers 10 mph NE 34%
Thursday Night 52°F Chance Rain Showers 5 to 10 mph NE 32%
Friday 67°F Slight Chance Rain Showers 10 mph N 24%
Friday Night 52°F Slight Chance Rain Showers 5 to 10 mph N 23%

Forecast source: National Weather Service (api.weather.gov) for Newark (39.678, -75.757). Updated through the day.

Growing snapshot for Newark

Last spring frost
Apr 7
First fall frost
Nov 2
Growing season
208 days
Hardiness zone
7b

More local growing data for Newark: nearby ZIP 19717 weather · frost dates · planting calendar · Delaware frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Newark Ag Farm, De (0.8 mi from Newark). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.