Half Moon, NC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Half Moon, a community in Onslow County, North Carolina.
This Afternoon
93°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. West wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Half Moon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 93°F | Slight Chance Showers And Thunderstorms | 3 mph W | 22% |
| Tonight | 71°F | Chance Showers And Thunderstorms | 2 mph W | 49% |
| Saturday | 84°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 1 to 7 mph NE | 39% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph NE | 57% |
| Sunday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph E | 43% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 43% |
| Monday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 48% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 48% |
| Tuesday | 84°F | Showers And Thunderstorms Likely | 2 to 6 mph NE | 66% |
| Tuesday Night | 67°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 7 mph NE | 66% |
| Wednesday | 81°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 8 to 14 mph NE | 52% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Mostly Cloudy | 7 to 13 mph N | 52% |
| Thursday | 79°F | Slight Chance Showers And Thunderstorms | 12 to 16 mph N | 32% |
| Thursday Night | 62°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 13 mph N | 32% |
Forecast source: National Weather Service (api.weather.gov) for Half Moon (34.830, -77.459). Updated through the day.
Growing snapshot for Half Moon
Last spring frost
Mar 31
First fall frost
Nov 8
Growing season
224 days
Hardiness zone
8a
More local growing data for Half Moon: nearby ZIP 28546 weather · frost dates · planting calendar · North Carolina frost dates
Nearby towns & communities
Holly Ridge
Jacksonville
Maysville
North Topsail Beach
Piney Green
Pumpkin Center
Richlands
Sneads Ferry
Surf City
All North Carolina locations ›
Climate data from the nearest NOAA station, Jacksonville Eoc, Nc (2.2 mi from Half Moon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.