Dulac, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dulac, a community in Terrebonne County, Louisiana.
This Afternoon
80°F
Partly Sunny
Partly sunny. High near 80, with temperatures falling to around 78 in the afternoon. Southeast wind 5 to 10 mph.
7-day forecast for Dulac
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 80°F | Partly Sunny | 5 to 10 mph SE | 3% |
| Tonight | 71°F | Mostly Cloudy then Patchy Fog | 5 mph S | 7% |
| Wednesday | 81°F | Patchy Fog then Mostly Sunny | 5 mph W | 12% |
| Wednesday Night | 66°F | Partly Cloudy | 5 mph NW | 1% |
| Thursday | 80°F | Mostly Sunny | 0 to 5 mph E | 9% |
| Thursday Night | 69°F | Mostly Cloudy then Chance Showers And Thunderstorms | 0 to 5 mph SW | 25% |
| Friday | 78°F | Chance Showers And Thunderstorms | 5 mph NW | 38% |
| Friday Night | 63°F | Mostly Cloudy | 5 to 10 mph N | 10% |
| Saturday | 75°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 10 mph N | 15% |
| Saturday Night | 58°F | Slight Chance Rain Showers | 5 to 10 mph N | 18% |
| Sunday | 71°F | Slight Chance Rain Showers | 10 to 15 mph N | 24% |
| Sunday Night | 54°F | Partly Cloudy | 10 mph N | 7% |
| Monday | 70°F | Sunny | 5 to 10 mph N | 6% |
| Monday Night | 53°F | Mostly Clear | 5 mph N | 2% |
Forecast source: National Weather Service (api.weather.gov) for Dulac (29.401, -90.693). Updated through the day.
Growing snapshot for Dulac
Last spring frost
Feb 5
First fall frost
Dec 17
Growing season
312 days
Hardiness zone
9b
More local growing data for Dulac: nearby ZIP 70353 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Houma, La (20.7 mi from Dulac). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.