Castalia, NC Weather & Growing Conditions
This Afternoon
78°F
Partly Sunny
Partly sunny, with a high near 78. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Partly Sunny | 5 mph S | 2% |
| Tonight | 61°F | Mostly Cloudy then Patchy Fog | 3 mph S | 5% |
| Thursday | 80°F | Chance Rain Showers | 2 to 7 mph S | 27% |
| Thursday Night | 64°F | Mostly Cloudy then Chance Showers And Thunderstorms | 2 mph S | 54% |
| Friday | 74°F | Showers And Thunderstorms | 5 mph SW | 95% |
| Friday Night | 53°F | Showers And Thunderstorms | 0 to 5 mph NW | 92% |
| Saturday | 68°F | Sunny | 7 mph NW | 5% |
| Saturday Night | 41°F | Mostly Clear | 5 mph NW | 2% |
| Sunday | 64°F | Sunny | 5 mph NW | 2% |
| Sunday Night | 41°F | Mostly Clear | 0 to 3 mph W | 6% |
| Monday | 65°F | Sunny | 3 to 7 mph NW | 4% |
| Monday Night | 39°F | Mostly Clear | 1 mph W | 1% |
| Tuesday | 67°F | Sunny | 1 to 7 mph SW | 1% |
| Tuesday Night | 42°F | Mostly Clear | 3 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Castalia, NC
Last spring frost
Apr 11
First fall frost
Oct 29
Growing season
201 days
Hardiness zone
8a
Explore more for Castalia, NC: full frost dates · planting calendar · North Carolina frost dates
Climate data from the nearest NOAA station, Louisburg, Nc (12.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.