St. George, LA Weather & Growing Conditions
Tonight
67°F
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers between midnight and 1am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 67. Southwest wind around 0 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 0 mph | 16% |
| Wednesday | 80°F | Patchy Fog then Mostly Sunny | 5 mph NW | 17% |
| Wednesday Night | 56°F | Mostly Clear | 0 to 5 mph N | 1% |
| Thursday | 82°F | Sunny | 0 to 5 mph N | 10% |
| Thursday Night | 59°F | Chance Rain Showers | 0 mph | 27% |
| Friday | 80°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph N | 21% |
| Friday Night | 54°F | Partly Cloudy | 5 mph N | 3% |
| Saturday | 76°F | Mostly Sunny | 5 mph N | 3% |
| Saturday Night | 49°F | Partly Cloudy | 5 mph N | 11% |
| Sunday | 70°F | Mostly Sunny | 5 to 10 mph N | 9% |
| Sunday Night | 45°F | Mostly Clear | 5 mph N | 4% |
| Monday | 72°F | Sunny | 5 mph N | 3% |
| Monday Night | 45°F | Mostly Clear | 0 mph | 2% |
| Tuesday | 75°F | Sunny | 0 to 5 mph E | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. George, LA
Last spring frost
Feb 28
First fall frost
Nov 26
Growing season
272 days
Hardiness zone
9a
Explore more for St. George, LA: full frost dates · planting calendar · Louisiana frost dates
Climate data from the nearest NOAA station, Lsu Ben-Hur Farm, La (11.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.