Fort Polk South, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fort Polk South, a community in Vernon County, Louisiana.
This Afternoon
96°F
Sunny
Sunny, with a high near 96. Heat index values as high as 98. East wind around 5 mph.
7-day forecast for Fort Polk South
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 96°F | Sunny | 5 mph E | 0% |
| Tonight | 71°F | Clear | 0 to 5 mph SE | 0% |
| Saturday | 97°F | Sunny | 0 to 5 mph NE | 0% |
| Saturday Night | 72°F | Clear | 0 to 5 mph S | 0% |
| Sunday | 97°F | Sunny | 0 to 5 mph S | 1% |
| Sunday Night | 73°F | Mostly Clear | 0 to 5 mph SW | 1% |
| Monday | 98°F | Mostly Sunny | 0 mph | 6% |
| Monday Night | 74°F | Partly Cloudy | 0 mph | 6% |
| Tuesday | 98°F | Sunny | 0 to 5 mph N | 11% |
| Tuesday Night | 74°F | Partly Cloudy | 0 to 5 mph NE | 11% |
| Wednesday | 96°F | Sunny | 5 to 10 mph NE | 2% |
| Wednesday Night | 72°F | Mostly Clear | 5 mph NE | 2% |
| Thursday | 94°F | Sunny | 5 to 10 mph NE | 1% |
| Thursday Night | 70°F | Mostly Clear | 5 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Fort Polk South (31.054, -93.217). Updated through the day.
Growing snapshot for Fort Polk South
Last spring frost
Mar 20
First fall frost
Nov 9
Growing season
234 days
Hardiness zone
9a
More local growing data for Fort Polk South: nearby ZIP 71459 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Leesville, La (4.6 mi from Fort Polk South). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.