Sterlington, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterlington, a town in Union County, Louisiana.
This Afternoon
98°F
Sunny
Sunny, with a high near 98. Southeast wind around 0 mph.
7-day forecast for Sterlington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 98°F | Sunny | 0 mph | 0% |
| Tonight | 71°F | Clear | 0 mph | 0% |
| Saturday | 100°F | Sunny | 0 mph | 1% |
| Saturday Night | 73°F | Clear | 0 mph | 1% |
| Sunday | 100°F | Sunny | 0 mph | 1% |
| Sunday Night | 74°F | Partly Cloudy | 0 mph | 1% |
| Monday | 99°F | Mostly Sunny | 0 mph | 7% |
| Monday Night | 72°F | Partly Cloudy | 0 mph | 10% |
| Tuesday | 98°F | Mostly Sunny | 0 mph | 10% |
| Tuesday Night | 71°F | Partly Cloudy | 0 to 5 mph NE | 10% |
| Wednesday | 94°F | Sunny | 5 mph NE | 4% |
| Wednesday Night | 69°F | Mostly Clear | 0 to 5 mph NE | 4% |
| Thursday | 92°F | Sunny | 5 mph NE | 3% |
| Thursday Night | 67°F | Mostly Clear | 0 to 5 mph NE | 3% |
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 Sep 19, 2026.