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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.

This Afternoon
74°F
Mostly Sunny
Mostly sunny, with a high near 74. South wind around 5 mph.

7-day forecast for Newark

WhenTempForecastWindPrecip
This Afternoon 74°F Mostly Sunny 5 mph S 1%
Tonight 59°F Mostly Cloudy 0 to 5 mph S 2%
Thursday 73°F Light Rain Likely 5 to 10 mph S 55%
Thursday Night 61°F Light Rain 0 to 5 mph SW 84%
Friday 70°F Light Rain 0 to 5 mph N 84%
Friday Night 50°F Light Rain Likely 0 to 5 mph NW 68%
Saturday 64°F Mostly Sunny 5 to 10 mph NW 7%
Saturday Night 42°F Partly Cloudy 5 mph W 7%
Sunday 60°F Mostly Sunny 5 to 10 mph NW 5%
Sunday Night 40°F Mostly Clear 5 mph W 7%
Monday 59°F Sunny 5 to 10 mph W 7%
Monday Night 39°F Mostly Clear 5 mph W 4%
Tuesday 63°F Sunny 5 to 10 mph SW 2%
Tuesday Night 40°F Mostly Clear 5 mph W 0%

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 Nov 4, 2026.