Montpelier, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montpelier, a village in St. Helena County, Louisiana.
This Afternoon
84°F
Partly Sunny
Partly sunny. High near 84, with temperatures falling to around 76 in the afternoon. Southeast wind 10 to 15 mph.
7-day forecast for Montpelier
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Partly Sunny | 10 to 15 mph SE | 12% |
| Tonight | 65°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 10 mph S | 20% |
| Wednesday | 82°F | Patchy Fog then Mostly Sunny | 0 to 5 mph NW | 16% |
| Wednesday Night | 53°F | Mostly Clear | 0 to 5 mph N | 1% |
| Thursday | 83°F | Sunny | 0 to 5 mph NW | 7% |
| Thursday Night | 55°F | Slight Chance Rain Showers | 0 mph | 23% |
| Friday | 81°F | Mostly Sunny | 0 to 10 mph N | 14% |
| Friday Night | 50°F | Mostly Clear | 5 mph N | 2% |
| Saturday | 77°F | Mostly Sunny | 5 to 10 mph N | 3% |
| Saturday Night | 45°F | Partly Cloudy | 5 to 10 mph N | 9% |
| Sunday | 71°F | Mostly Sunny | 5 to 10 mph N | 9% |
| Sunday Night | 41°F | Mostly Clear | 5 to 10 mph N | 3% |
| Monday | 74°F | Sunny | 5 to 10 mph N | 2% |
| Monday Night | 41°F | Mostly Clear | 0 to 5 mph N | 2% |
Forecast source: National Weather Service (api.weather.gov) for Montpelier (30.685, -90.657). Updated through the day.
Growing snapshot for Montpelier
Last spring frost
Mar 13
First fall frost
Nov 17
Growing season
251 days
Hardiness zone
9a
More local growing data for Montpelier: nearby ZIP 70453 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clinton 5 Se, La (14.6 mi from Montpelier). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.