Duson, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Duson, a town in Lafayette County, Louisiana.
Tonight
63°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 5am. Mostly cloudy, with a low around 63. Northwest wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Duson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Chance Showers And Thunderstorms | 5 mph NW | 53% |
| Wednesday | 76°F | Mostly Sunny | 0 to 5 mph NW | 4% |
| Wednesday Night | 52°F | Mostly Clear | 0 mph | 1% |
| Thursday | 79°F | Mostly Sunny | 0 mph | 5% |
| Thursday Night | 57°F | Chance Rain Showers | 0 mph | 30% |
| Friday | 79°F | Mostly Sunny | 0 to 10 mph N | 10% |
| Friday Night | 52°F | Mostly Clear | 5 mph N | 2% |
| Saturday | 74°F | Mostly Sunny | 5 to 10 mph N | 4% |
| Saturday Night | 47°F | Partly Cloudy | 5 mph N | 11% |
| Sunday | 69°F | Mostly Sunny | 5 to 10 mph N | 6% |
| Sunday Night | 45°F | Mostly Clear | 5 mph N | 3% |
| Monday | 71°F | Sunny | 5 mph N | 4% |
| Monday Night | 44°F | Mostly Clear | 0 mph | 3% |
| Tuesday | 75°F | Sunny | 0 to 5 mph E | 1% |
Forecast source: National Weather Service (api.weather.gov) for Duson (30.238, -92.189). Updated through the day.
Growing snapshot for Duson
Last spring frost
Feb 26
First fall frost
Nov 28
Growing season
279 days
Hardiness zone
9a
More local growing data for Duson: nearby ZIP 70529 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lafayette, La (5.9 mi from Duson). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.