St. Rose, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Rose, a community in St. Charles County, Louisiana.
Today
94°F
Sunny
Sunny, with a high near 94. Northwest wind 0 to 5 mph.
7-day forecast for St. Rose
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny | 0 to 5 mph NW | 12% |
| Tonight | 77°F | Mostly Clear | 5 mph SW | 7% |
| Wednesday | 95°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 34% |
| Wednesday Night | 77°F | Mostly Clear | 0 to 5 mph SW | 8% |
| Thursday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 32% |
| Thursday Night | 77°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph E | 32% |
| Friday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 10 mph E | 25% |
| Friday Night | 78°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 25% |
| Saturday | 93°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 37% |
| Saturday Night | 77°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 37% |
| Sunday | 92°F | Showers And Thunderstorms Likely | 0 to 10 mph E | 59% |
| Sunday Night | 78°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 59% |
| Monday | 92°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 65% |
| Monday Night | 78°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 65% |
Forecast source: National Weather Service (api.weather.gov) for St. Rose (29.963, -90.308). Updated through the day.
Growing snapshot for St. Rose
Last spring frost
Jan 30
First fall frost
Dec 31
Growing season
333 days
Hardiness zone
9b
More local growing data for St. Rose: nearby ZIP 70031 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Ama
Bayou Gauche
Boutte
Des Allemands
Destrehan
Hahnville
Killona
Luling
Montz
New Sarpy
Norco
Paradis
Taft
Climate data from the nearest NOAA station, New Orleans Intl Ap, La (4.3 mi from St. Rose). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.