Grosse Tete, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grosse Tete, a village in Iberville County, Louisiana.
This Afternoon
84°F
Slight Chance Rain Showers
A slight chance of rain showers after 3pm. Partly sunny. High near 84, with temperatures falling to around 75 in the afternoon. South wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Grosse Tete
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Slight Chance Rain Showers | 10 mph S | 17% |
| Tonight | 65°F | Chance Rain Showers | 5 mph SW | 37% |
| Wednesday | 78°F | Patchy Fog then Mostly Sunny | 5 mph NW | 13% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 5 mph N | 1% |
| Thursday | 80°F | Sunny | 0 to 5 mph N | 13% |
| Thursday Night | 58°F | Chance Rain Showers | 0 mph | 27% |
| Friday | 79°F | Mostly Sunny | 0 to 10 mph N | 13% |
| Friday Night | 52°F | Mostly Clear | 5 mph N | 2% |
| Saturday | 74°F | Mostly Sunny | 5 to 10 mph N | 3% |
| Saturday Night | 47°F | Partly Cloudy | 5 to 10 mph N | 11% |
| Sunday | 69°F | Mostly Sunny | 5 to 10 mph N | 7% |
| Sunday Night | 43°F | Mostly Clear | 5 mph N | 3% |
| Monday | 72°F | Sunny | 5 mph N | 3% |
| Monday Night | 43°F | Mostly Clear | 0 to 5 mph N | 3% |
Forecast source: National Weather Service (api.weather.gov) for Grosse Tete (30.415, -91.439). Updated through the day.
Growing snapshot for Grosse Tete
Last spring frost
Feb 28
First fall frost
Nov 24
Growing season
268 days
Hardiness zone
9a
More local growing data for Grosse Tete: nearby ZIP 70772 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Brusly 2 W, La (12 mi from Grosse Tete). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.