Bourg, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bourg, a community in Lafourche County, Louisiana.
This Afternoon
82°F
Mostly Sunny
Mostly sunny. High near 82, with temperatures falling to around 76 in the afternoon. South wind around 5 mph.
7-day forecast for Bourg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Mostly Sunny | 5 mph S | 2% |
| Tonight | 69°F | Mostly Cloudy then Patchy Fog | 0 to 5 mph S | 8% |
| Wednesday | 81°F | Slight Chance Rain Showers | 0 to 5 mph W | 18% |
| Wednesday Night | 60°F | Partly Cloudy | 0 mph | 1% |
| Thursday | 81°F | Sunny | 0 to 5 mph W | 10% |
| Thursday Night | 62°F | Chance Rain Showers | 0 mph | 32% |
| Friday | 79°F | Chance Rain Showers | 0 to 5 mph N | 39% |
| Friday Night | 57°F | Partly Cloudy | 0 to 5 mph N | 9% |
| Saturday | 76°F | Mostly Sunny | 5 to 10 mph NE | 10% |
| Saturday Night | 52°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 10 mph N | 15% |
| Sunday | 70°F | Slight Chance Rain Showers | 5 to 10 mph N | 16% |
| Sunday Night | 48°F | Mostly Clear | 5 to 10 mph N | 5% |
| Monday | 71°F | Sunny | 5 to 10 mph N | 4% |
| Monday Night | 48°F | Mostly Clear | 0 to 5 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Bourg (29.564, -90.615). Updated through the day.
Growing snapshot for Bourg
Last spring frost
Feb 8
First fall frost
Dec 19
Growing season
311 days
Hardiness zone
9b
More local growing data for Bourg: nearby ZIP 70343 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Bayou Country Club
Chackbay
Choctaw
Cut Off
Galliano
Golden Meadow
Lafourche Crossing
Larose
Lockport
Lockport Heights
Mathews
Raceland
Thibodaux
Climate data from the nearest NOAA station, Galliano, La (16.1 mi from Bourg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.