Dulac, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dulac, a community in Terrebonne County, Louisiana.
Today
91°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 9am. Sunny. High near 91, with temperatures falling to around 89 in the afternoon. West wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Dulac
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 28% |
| Tonight | 79°F | Mostly Clear | 0 to 5 mph SW | 10% |
| Wednesday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 32% |
| Wednesday Night | 80°F | Mostly Clear | 0 to 5 mph SW | 4% |
| Thursday | 90°F | Sunny then Chance Showers And Thunderstorms | 0 to 10 mph S | 33% |
| Thursday Night | 79°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 33% |
| Friday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 37% |
| Friday Night | 79°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 37% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 45% |
| Saturday Night | 80°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 42% |
| Sunday | 89°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 53% |
| Sunday Night | 80°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 52% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph S | 48% |
| Monday Night | 80°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 46% |
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 Aug 4, 2026.