Castor, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Castor, a village in Bienville County, Louisiana.
This Afternoon
78°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a high near 78. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for Castor
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Showers And Thunderstorms | 5 to 10 mph SW | 97% |
| Tonight | 53°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph W | 20% |
| Wednesday | 74°F | Mostly Sunny | 0 to 5 mph NW | 0% |
| Wednesday Night | 48°F | Mostly Clear | 0 mph | 0% |
| Thursday | 79°F | Mostly Sunny then Slight Chance Rain Showers | 0 mph | 15% |
| Thursday Night | 53°F | Slight Chance Rain Showers then Partly Cloudy | 0 mph | 15% |
| Friday | 76°F | Mostly Sunny | 0 to 5 mph NW | 2% |
| Friday Night | 48°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 71°F | Partly Sunny | 0 to 5 mph N | 3% |
| Saturday Night | 45°F | Mostly Cloudy then Slight Chance Rain Showers | 0 mph | 15% |
| Sunday | 70°F | Mostly Sunny | 0 to 10 mph N | 4% |
| Sunday Night | 41°F | Mostly Clear | 0 mph | 3% |
| Monday | 72°F | Sunny | 0 to 5 mph N | 1% |
| Monday Night | 41°F | Mostly Clear | 0 mph | 1% |
Forecast source: National Weather Service (api.weather.gov) for Castor (32.255, -93.166). Updated through the day.
Growing snapshot for Castor
Last spring frost
Mar 24
First fall frost
Nov 7
Growing season
229 days
Hardiness zone
8b
More local growing data for Castor: nearby ZIP 71016 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ashland, La (6.6 mi from Castor). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.