Lafayette, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lafayette, a city in Lafayette County, Louisiana.
This Afternoon
82°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms. Partly sunny. High near 82, with temperatures falling to around 78 in the afternoon. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Lafayette
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Chance Showers And Thunderstorms | 10 mph S | 30% |
| Tonight | 65°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph SW | 51% |
| Wednesday | 77°F | Mostly Sunny | 0 to 5 mph NW | 6% |
| Wednesday Night | 54°F | Mostly Clear | 0 mph | 1% |
| Thursday | 79°F | Sunny | 0 mph | 5% |
| Thursday Night | 59°F | Chance Rain Showers | 0 mph | 30% |
| Friday | 79°F | Mostly Sunny | 0 to 5 mph N | 13% |
| Friday Night | 54°F | Mostly Clear | 5 mph N | 2% |
| Saturday | 74°F | Mostly Sunny | 5 to 10 mph N | 4% |
| Saturday Night | 48°F | Partly Cloudy | 5 mph N | 12% |
| Sunday | 69°F | Mostly Sunny | 5 to 10 mph N | 6% |
| Sunday Night | 46°F | Mostly Clear | 5 mph N | 3% |
| Monday | 71°F | Sunny | 5 mph N | 4% |
| Monday Night | 45°F | Mostly Clear | 0 mph | 3% |
Forecast source: National Weather Service (api.weather.gov) for Lafayette (30.206, -92.028). Updated through the day.
Growing snapshot for Lafayette
Last spring frost
Feb 26
First fall frost
Nov 28
Growing season
279 days
Hardiness zone
9a
More local growing data for Lafayette: nearby ZIP 70503 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lafayette, La (3.4 mi from Lafayette). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.