Merrydale, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Merrydale, a community in East Baton Rouge County, Louisiana.
Today
79°F
Patchy Fog then Mostly Sunny
Patchy fog and a slight chance of rain showers before 9am. Mostly sunny. High near 79, with temperatures falling to around 76 in the afternoon. Northwest wind around 5 mph. Chance of precipitation is 20%.
7-day forecast for Merrydale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Patchy Fog then Mostly Sunny | 5 mph NW | 21% |
| Tonight | 53°F | Mostly Clear then Patchy Fog | 0 to 5 mph N | 0% |
| Thursday | 81°F | Sunny | 0 mph | 0% |
| Thursday Night | 58°F | Partly Cloudy | 0 to 5 mph NW | 3% |
| Friday | 82°F | Sunny | 5 mph N | 2% |
| Friday Night | 54°F | Mostly Clear | 5 mph N | 0% |
| Saturday | 75°F | Mostly Sunny | 5 to 10 mph N | 1% |
| Saturday Night | 48°F | Partly Cloudy | 5 mph N | 2% |
| Sunday | 69°F | Mostly Sunny | 5 to 10 mph N | 5% |
| Sunday Night | 45°F | Partly Cloudy | 5 mph N | 4% |
| Monday | 71°F | Sunny | 5 mph N | 4% |
| Monday Night | 45°F | Mostly Clear | 0 mph | 4% |
| Tuesday | 75°F | Sunny | 0 to 5 mph N | 3% |
| Tuesday Night | 47°F | Partly Cloudy | 0 mph | 3% |
Forecast source: National Weather Service (api.weather.gov) for Merrydale (30.500, -91.108). Updated through the day.
Growing snapshot for Merrydale
Last spring frost
Feb 25
First fall frost
Nov 26
Growing season
276 days
Hardiness zone
9a
More local growing data for Merrydale: nearby ZIP 70812 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Baker
Baton Rouge
Brownfields
Central
Denham Springs
Gardere
Inniswold
Monticello
Oak Hills Place
Old Jefferson
Port Allen
Shenandoah
Village St. George
Westminster
Zachary
Climate data from the nearest NOAA station, Baton Rouge Ryan Ap, La (3.3 mi from Merrydale). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.