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.
Overnight
71°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Northwest wind around 2 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Castle Hayne
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Chance Showers And Thunderstorms | 2 mph NW | 26% |
| Saturday | 87°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph NE | 72% |
| Saturday Night | 70°F | Showers And Thunderstorms Likely | 5 mph NE | 70% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 5 mph E | 40% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 3 mph SE | 40% |
| Monday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 6 mph E | 35% |
| Monday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 37% |
| Tuesday | 85°F | Showers And Thunderstorms Likely | 2 to 6 mph NE | 66% |
| Tuesday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 8 mph NE | 66% |
| Wednesday | 83°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 51% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms then Mostly Cloudy | 8 to 13 mph N | 51% |
| Thursday | 81°F | Slight Chance Showers And Thunderstorms | 15 mph N | 30% |
| Thursday Night | 64°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 6 to 12 mph N | 30% |
| Friday | 80°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 12 mph N | 22% |
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
Nearby towns & communities
Bald Head Island
Bayshore
Belville
Blue Clay Farms
Carolina Beach
Hampstead
Hightsville
Kings Grant
Kure Beach
Murraysville
Myrtle Grove
Navassa
Northchase
Ogden
Porters Neck
Sea Breeze
Silver Lake
Skippers Corner
Wilmington
Wrightsboro
Wrightsville Beach
All North Carolina locations ›
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 Sep 19, 2026.