Westminster, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westminster, a community in East Baton Rouge County, Louisiana.
Tonight
67°F
Slight Chance Rain Showers
A slight chance of rain showers between 11pm and 1am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 67. Southwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Westminster
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 67°F | Slight Chance Rain Showers | 0 to 5 mph SW | 21% |
| Wednesday | 79°F | Patchy Fog then Mostly Sunny | 5 mph NW | 16% |
| Wednesday Night | 56°F | Mostly Clear | 0 to 5 mph N | 1% |
| Thursday | 81°F | Sunny | 0 mph | 11% |
| Thursday Night | 60°F | Chance Rain Showers | 0 mph | 27% |
| Friday | 80°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph N | 18% |
| Friday Night | 55°F | Partly Cloudy | 5 mph N | 3% |
| Saturday | 75°F | Mostly Sunny | 5 mph N | 3% |
| Saturday Night | 50°F | Partly Cloudy | 5 mph N | 11% |
| Sunday | 69°F | Mostly Sunny | 5 mph N | 8% |
| Sunday Night | 47°F | Mostly Clear | 5 mph N | 3% |
| Monday | 72°F | Sunny | 5 mph N | 3% |
| Monday Night | 46°F | Mostly Clear | 0 mph | 2% |
| Tuesday | 75°F | Sunny | 0 to 5 mph E | 1% |
Forecast source: National Weather Service (api.weather.gov) for Westminster (30.408, -91.090). Updated through the day.
Growing snapshot for Westminster
Last spring frost
Feb 28
First fall frost
Nov 26
Growing season
272 days
Hardiness zone
9a
More local growing data for Westminster: nearby ZIP 70836 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Baker
Baton Rouge
Brownfields
Central
Denham Springs
Gardere
Inniswold
Merrydale
Monticello
Oak Hills Place
Old Jefferson
Port Allen
Shenandoah
Village St. George
Zachary
Climate data from the nearest NOAA station, Lsu Ben-Hur Farm, La (5.2 mi from Westminster). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.