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Montpelier, LA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Montpelier, a village in St. Helena County, Louisiana.

Today
94°F
Sunny
Sunny, with a high near 94. North wind 0 to 5 mph.

7-day forecast for Montpelier

WhenTempForecastWindPrecip
Today 94°F Sunny 0 to 5 mph N 5%
Tonight 74°F Mostly Clear 0 mph 4%
Wednesday 95°F Sunny then Chance Showers And Thunderstorms 0 to 5 mph W 27%
Wednesday Night 73°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 to 5 mph S 20%
Thursday 94°F Sunny then Chance Showers And Thunderstorms 0 to 5 mph S 27%
Thursday Night 73°F Chance Showers And Thunderstorms then Mostly Clear 0 to 5 mph S 27%
Friday 94°F Sunny 0 to 5 mph E 13%
Friday Night 73°F Mostly Clear 0 to 5 mph E 13%
Saturday 94°F Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph E 23%
Saturday Night 74°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph SE 23%
Sunday 93°F Mostly Sunny then Chance Showers And Thunderstorms 0 to 5 mph E 36%
Sunday Night 74°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph SE 36%
Monday 93°F Chance Showers And Thunderstorms 0 to 5 mph S 56%
Monday Night 74°F Showers And Thunderstorms Likely 0 to 5 mph S 56%

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

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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 Aug 4, 2026.