Folsom, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Folsom, a village in St. Tammany County, Louisiana.
Today
95°F
Sunny
Sunny. High near 95, with temperatures falling to around 92 in the afternoon. East wind 0 to 5 mph.
7-day forecast for Folsom
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Sunny | 0 to 5 mph E | 1% |
| Tonight | 72°F | Clear | 0 to 5 mph S | 2% |
| Sunday | 95°F | Sunny | 0 mph | 5% |
| Sunday Night | 72°F | Mostly Clear | 0 mph | 2% |
| Monday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph N | 27% |
| Monday Night | 72°F | Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 27% |
| Tuesday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 17% |
| Tuesday Night | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 17% |
| Wednesday | 93°F | Sunny | 0 to 5 mph NE | 6% |
| Wednesday Night | 70°F | Mostly Clear | 0 to 5 mph NE | 6% |
| Thursday | 91°F | Sunny | 5 to 10 mph NE | 7% |
| Thursday Night | 68°F | Mostly Clear | 5 mph NE | 7% |
| Friday | 89°F | Sunny | 5 to 10 mph NE | 2% |
| Friday Night | 67°F | Partly Cloudy | 0 to 5 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Folsom (30.632, -90.196). Updated through the day.
Growing snapshot for Folsom
Last spring frost
Mar 12
First fall frost
Nov 18
Growing season
253 days
Hardiness zone
9a
More local growing data for Folsom: nearby ZIP 70437 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Abita Springs
Covington
Eden Isle
Lacombe
Lewisburg
Madisonville
Mandeville
Pearl River
Rio
Slidell
Sun
Climate data from the nearest NOAA station, Covington 4 Nnw, La (8.6 mi from Folsom). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.