Henderson, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Henderson, a town in St. Martin County, Louisiana.
Overnight
73°F
Mostly Clear
Mostly clear, with a low around 73. Wind around 0 mph.
7-day forecast for Henderson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 95°F | Sunny then Chance Showers And Thunderstorms | 0 mph | 26% |
| Tuesday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SW | 18% |
| Wednesday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 16% |
| Wednesday Night | 75°F | Mostly Clear | 0 to 5 mph S | 6% |
| Thursday | 95°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 35% |
| Thursday Night | 74°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 35% |
| Friday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 23% |
| Friday Night | 74°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph E | 23% |
| Saturday | 95°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 29% |
| Saturday Night | 74°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 29% |
| Sunday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 54% |
| Sunday Night | 75°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 54% |
| Monday | 93°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 60% |
Forecast source: National Weather Service (api.weather.gov) for Henderson (30.318, -91.804). Updated through the day.
Growing snapshot for Henderson
Last spring frost
Feb 13
First fall frost
Dec 4
Growing season
299 days
Hardiness zone
9a
More local growing data for Henderson: nearby ZIP 70517 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lafayette Rgnl Ap, La (13.4 mi from Henderson). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.