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.
Overnight
68°F
Patchy Fog
Patchy fog after 4am. Mostly cloudy. Low around 68, with temperatures rising to around 71 overnight. Southwest wind 0 to 5 mph.
7-day forecast for Bayou L'Ourse
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Patchy Fog | 0 to 5 mph SW | 14% |
| Wednesday | 79°F | Patchy Fog then Mostly Sunny | 0 to 5 mph NW | 23% |
| Wednesday Night | 56°F | Mostly Clear then Patchy Fog | 0 mph | 0% |
| Thursday | 80°F | Sunny | 0 mph | 0% |
| Thursday Night | 62°F | Partly Cloudy | 0 mph | 8% |
| Friday | 79°F | Partly Sunny | 0 to 5 mph N | 8% |
| Friday Night | 56°F | Mostly Clear | 0 to 5 mph N | 0% |
| Saturday | 75°F | Mostly Sunny | 5 mph NE | 1% |
| Saturday Night | 51°F | Partly Cloudy | 5 mph N | 3% |
| Sunday | 68°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph N | 15% |
| Sunday Night | 47°F | Partly Cloudy | 5 mph N | 4% |
| Monday | 70°F | Sunny | 0 to 5 mph N | 6% |
| Monday Night | 47°F | Mostly Clear | 0 mph | 5% |
| Tuesday | 73°F | Sunny | 0 to 5 mph N | 4% |
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 Nov 4, 2026.