Lafayette, LA Weather & Growing Conditions
This Afternoon
96°F
Sunny
Sunny, with a high near 96. Heat index values as high as 103. Southeast wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 96°F | Sunny | 5 to 10 mph SE | 0% |
| Tonight | 75°F | Clear | 0 to 5 mph S | 0% |
| Sunday | 98°F | Sunny | 0 to 5 mph E | 4% |
| Sunday Night | 76°F | Mostly Clear | 0 to 5 mph SW | 3% |
| Monday | 98°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 18% |
| Monday Night | 77°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph S | 18% |
| Tuesday | 99°F | Sunny | 0 to 5 mph NE | 14% |
| Tuesday Night | 76°F | Partly Cloudy | 0 to 5 mph E | 14% |
| Wednesday | 98°F | Sunny | 0 to 10 mph NE | 6% |
| Wednesday Night | 75°F | Mostly Clear | 0 to 10 mph NE | 6% |
| Thursday | 96°F | Sunny | 5 to 10 mph NE | 3% |
| Thursday Night | 73°F | Mostly Clear | 5 to 10 mph NE | 3% |
| Friday | 95°F | Sunny | 5 to 10 mph NE | 1% |
| Friday Night | 72°F | Mostly Clear | 5 to 10 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lafayette, LA
Last spring frost
Feb 26
First fall frost
Nov 28
Growing season
279 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, La (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.