Sterlington, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterlington, a town in Union County, Louisiana.
Overnight
51°F
Clear
Clear, with a low around 51. Northwest wind around 0 mph.
7-day forecast for Sterlington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Clear | 0 mph | 0% |
| Wednesday | 73°F | Sunny | 0 to 5 mph NW | 0% |
| Wednesday Night | 43°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 75°F | Sunny | 0 mph | 0% |
| Thursday Night | 47°F | Partly Cloudy | 0 mph | 0% |
| Friday | 76°F | Sunny | 0 to 5 mph N | 0% |
| Friday Night | 43°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Saturday | 67°F | Mostly Sunny | 5 mph NE | 0% |
| Saturday Night | 38°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 66°F | Mostly Sunny | 0 to 5 mph N | 3% |
| Sunday Night | 37°F | Mostly Clear | 0 mph | 1% |
| Monday | 69°F | Sunny | 0 mph | 3% |
| Monday Night | 37°F | Mostly Clear | 0 mph | 2% |
| Tuesday | 73°F | Sunny | 0 mph | 2% |
Forecast source: National Weather Service (api.weather.gov) for Sterlington (32.689, -92.060). Updated through the day.
Growing snapshot for Sterlington
Last spring frost
Mar 15
First fall frost
Nov 12
Growing season
241 days
Hardiness zone
8b
More local growing data for Sterlington: nearby ZIP 71280 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Bastrop, La (10.9 mi from Sterlington). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.