Castle Hayne, NC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Castle Hayne, a community in New Hanover County, North Carolina.
Tonight
58°F
Mostly Clear
Mostly clear, with a low around 58. Northeast wind around 2 mph.
7-day forecast for Castle Hayne
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Mostly Clear | 2 mph NE | 1% |
| Wednesday | 80°F | Patchy Fog then Sunny | 2 to 8 mph E | 2% |
| Wednesday Night | 63°F | Mostly Cloudy | 0 to 3 mph E | 5% |
| Thursday | 82°F | Mostly Sunny | 0 to 7 mph SE | 10% |
| Thursday Night | 65°F | Partly Cloudy | 3 mph S | 8% |
| Friday | 80°F | Showers And Thunderstorms Likely | 2 to 8 mph S | 64% |
| Friday Night | 60°F | Showers And Thunderstorms Likely | 3 mph W | 64% |
| Saturday | 75°F | Slight Chance Rain Showers then Mostly Sunny | 2 to 6 mph N | 16% |
| Saturday Night | 48°F | Partly Cloudy | 5 mph N | 9% |
| Sunday | 70°F | Mostly Sunny | 5 mph NE | 5% |
| Sunday Night | 46°F | Partly Cloudy | 1 to 5 mph W | 10% |
| Monday | 68°F | Slight Chance Rain Showers | 5 to 8 mph NW | 15% |
| Monday Night | 42°F | Mostly Clear | 5 mph W | 7% |
| Tuesday | 70°F | Slight Chance Rain Showers | 5 to 8 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov) for Castle Hayne (34.356, -77.910). Updated through the day.
Growing snapshot for Castle Hayne
Last spring frost
Mar 29
First fall frost
Nov 8
Growing season
226 days
Hardiness zone
8b
More local growing data for Castle Hayne: nearby ZIP 28429 weather · frost dates · planting calendar · North Carolina frost dates
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Climate data from the nearest NOAA station, Wilmington 7 N, Nc (1.8 mi from Castle Hayne). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.