Siracusaville, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Siracusaville, a community in St. Mary County, Louisiana.
Overnight
70°F
Patchy Fog
Patchy fog before 5am, then patchy fog and a slight chance of rain showers. Partly cloudy, with a low around 70. Southwest wind around 5 mph. Chance of precipitation is 20%.
7-day forecast for Siracusaville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Patchy Fog | 5 mph SW | 15% |
| Wednesday | 79°F | Patchy Fog then Mostly Sunny | 5 mph NW | 20% |
| Wednesday Night | 61°F | Mostly Clear | 0 mph | 0% |
| Thursday | 80°F | Sunny | 0 mph | 0% |
| Thursday Night | 63°F | Partly Cloudy | 0 to 5 mph NW | 9% |
| Friday | 79°F | Partly Sunny | 0 to 5 mph N | 8% |
| Friday Night | 60°F | Mostly Clear | 0 to 5 mph N | 2% |
| Saturday | 75°F | Mostly Sunny | 5 to 10 mph NE | 1% |
| Saturday Night | 55°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 10 mph N | 15% |
| Sunday | 68°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph N | 15% |
| Sunday Night | 51°F | Partly Cloudy | 5 mph N | 4% |
| Monday | 69°F | Sunny | 5 mph N | 6% |
| Monday Night | 51°F | Mostly Clear | 0 to 5 mph N | 5% |
| Tuesday | 73°F | Sunny | 0 to 5 mph N | 4% |
Forecast source: National Weather Service (api.weather.gov) for Siracusaville (29.688, -91.151). Updated through the day.
Growing snapshot for Siracusaville
Last spring frost
Jan 30
First fall frost
Jan 1
Growing season
335 days
Hardiness zone
9b
More local growing data for Siracusaville: nearby ZIP 70340 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Morgan City, La (4.4 mi from Siracusaville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.