Erwinville, LA Weather & Growing Conditions
Today
78°F
Mostly Sunny
Mostly sunny. High near 78, with temperatures falling to around 74 in the afternoon. Northwest wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Mostly Sunny | 5 to 10 mph NW | 3% |
| Tonight | 51°F | Mostly Clear then Patchy Fog | 0 to 5 mph N | 0% |
| Thursday | 80°F | Sunny | 0 to 5 mph NW | 0% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 5 mph N | 3% |
| Friday | 81°F | Sunny | 5 to 10 mph N | 1% |
| Friday Night | 52°F | Mostly Clear | 5 to 10 mph N | 0% |
| Saturday | 74°F | Mostly Sunny | 5 to 10 mph N | 1% |
| Saturday Night | 47°F | Partly Cloudy | 5 to 10 mph N | 3% |
| Sunday | 68°F | Mostly Sunny | 5 to 10 mph N | 5% |
| Sunday Night | 43°F | Partly Cloudy | 5 to 10 mph N | 4% |
| Monday | 71°F | Sunny | 5 mph N | 4% |
| Monday Night | 43°F | Mostly Clear | 0 to 5 mph N | 3% |
| Tuesday | 75°F | Sunny | 0 to 5 mph N | 3% |
| Tuesday Night | 46°F | Mostly Clear | 0 to 5 mph N | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Erwinville, LA
Last spring frost
Feb 19
First fall frost
Dec 5
Growing season
292 days
Hardiness zone
9a
Explore more for Erwinville, LA: full frost dates · planting calendar · Louisiana frost dates
Climate data from the nearest NOAA station, New Roads 5 Ne, La (9.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.