Greensburg, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greensburg, a town in St. Helena County, Louisiana.
This Afternoon
84°F
Slight Chance Rain Showers
A slight chance of rain showers after 5pm. Partly sunny. High near 84, with temperatures falling to around 75 in the afternoon. Southeast wind 10 to 15 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Greensburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Slight Chance Rain Showers | 10 to 15 mph SE | 15% |
| Tonight | 65°F | Slight Chance Rain Showers | 0 to 10 mph S | 26% |
| Wednesday | 81°F | Patchy Fog then Mostly Sunny | 0 to 5 mph NW | 16% |
| Wednesday Night | 52°F | Mostly Clear | 0 to 5 mph N | 1% |
| Thursday | 83°F | Sunny | 0 to 5 mph NW | 6% |
| Thursday Night | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 0 mph | 21% |
| Friday | 81°F | Mostly Sunny | 0 to 10 mph N | 10% |
| Friday Night | 49°F | Mostly Clear | 5 to 10 mph N | 1% |
| Saturday | 76°F | Mostly Sunny | 5 to 10 mph N | 3% |
| Saturday Night | 44°F | Partly Cloudy | 5 to 10 mph N | 8% |
| Sunday | 70°F | Mostly Sunny | 5 to 10 mph N | 8% |
| Sunday Night | 40°F | Mostly Clear | 5 to 10 mph N | 3% |
| Monday | 73°F | Sunny | 5 to 10 mph N | 2% |
| Monday Night | 40°F | Mostly Clear | 0 to 5 mph N | 2% |
Forecast source: National Weather Service (api.weather.gov) for Greensburg (30.830, -90.670). Updated through the day.
Growing snapshot for Greensburg
Last spring frost
Mar 13
First fall frost
Nov 17
Growing season
251 days
Hardiness zone
9a
More local growing data for Greensburg: nearby ZIP 70441 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clinton 5 Se, La (13.6 mi from Greensburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.