North Star, DE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for North Star, a community in New Castle County, Delaware.
Overnight
64°F
Mostly Cloudy
Mostly cloudy, with a low around 64. Northeast wind around 5 mph.
7-day forecast for North Star
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Mostly Cloudy | 5 mph NE | 0% |
| Tuesday | 84°F | Mostly Sunny | 5 mph NE | 0% |
| Tuesday Night | 67°F | Mostly Cloudy | 0 to 5 mph SE | 12% |
| Wednesday | 83°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 82% |
| Wednesday Night | 71°F | Chance Showers And Thunderstorms | 5 mph S | 55% |
| Thursday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 22% |
| Thursday Night | 72°F | Chance Showers And Thunderstorms | 5 mph SW | 32% |
| Friday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 38% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 46% |
| Saturday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 39% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 39% |
| Sunday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 17% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 17% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov) for North Star (39.753, -75.735). Updated through the day.
Growing snapshot for North Star
Last spring frost
Apr 7
First fall frost
Nov 2
Growing season
208 days
Hardiness zone
7b
More local growing data for North Star: nearby ZIP 19711 weather · frost dates · planting calendar · Delaware frost dates
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New Castle
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Climate data from the nearest NOAA station, Newark Ag Farm, De (3.2 mi from North Star). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.