Lafayette, LA Weather & Growing Conditions
Tonight
64°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 9pm and 10pm, then a chance of showers and thunderstorms between 10pm and 5am. Mostly cloudy, with a low around 64. West wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 64°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph W | 51% |
| Wednesday | 76°F | Mostly Sunny | 0 to 5 mph NW | 6% |
| Wednesday Night | 53°F | Mostly Clear | 0 mph | 1% |
| Thursday | 79°F | Sunny | 0 mph | 5% |
| Thursday Night | 58°F | Chance Rain Showers | 0 mph | 29% |
| Friday | 79°F | Mostly Sunny | 0 to 10 mph N | 11% |
| 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 | 44°F | Mostly Clear | 5 mph N | 3% |
| Monday | 71°F | Sunny | 5 mph N | 4% |
| Monday Night | 44°F | Mostly Clear | 0 to 5 mph N | 3% |
| Tuesday | 75°F | Sunny | 0 to 5 mph E | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lafayette, LA
Last spring frost
Feb 13
First fall frost
Dec 4
Growing season
299 days
Hardiness zone
9a
Explore more for Lafayette, LA: full frost dates · planting calendar · Louisiana frost dates
Climate data from the nearest NOAA station, Lafayette Rgnl Ap, La (2.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.