Bayou L'Ourse, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bayou L'Ourse, a community in Assumption County, Louisiana.
This Afternoon
92°F
Sunny
Sunny. High near 92, with temperatures falling to around 90 in the afternoon. East wind around 5 mph.
7-day forecast for Bayou L'Ourse
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 92°F | Sunny | 5 mph E | 2% |
| Tonight | 74°F | Mostly Clear | 0 to 5 mph SE | 1% |
| Sunday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 21% |
| Sunday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 15% |
| Monday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 49% |
| Monday Night | 76°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 49% |
| Tuesday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 30% |
| Tuesday Night | 75°F | Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 30% |
| Wednesday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph NE | 15% |
| Wednesday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph NE | 15% |
| Thursday | 92°F | Sunny | 5 to 10 mph NE | 8% |
| Thursday Night | 73°F | Mostly Clear | 0 to 5 mph NE | 8% |
| Friday | 90°F | Sunny | 5 to 10 mph NE | 3% |
| Friday Night | 72°F | Partly Cloudy | 0 to 5 mph E | 3% |
Forecast source: National Weather Service (api.weather.gov) for Bayou L'Ourse (29.717, -91.061). Updated through the day.
Growing snapshot for Bayou L'Ourse
Last spring frost
Jan 30
First fall frost
Jan 1
Growing season
335 days
Hardiness zone
9b
More local growing data for Bayou L'Ourse: nearby ZIP 70380 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Morgan City, La (6.4 mi from Bayou L'Ourse). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.