Jennings, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jennings, a city in Jefferson Davis County, Louisiana.
Today
93°F
Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Heat index values as high as 101. Southwest wind 0 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Jennings
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 10 mph SW | 28% |
| Tonight | 77°F | Mostly Clear | 0 to 5 mph SW | 25% |
| Wednesday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 31% |
| Wednesday Night | 76°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph S | 15% |
| Thursday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 49% |
| Thursday Night | 75°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 49% |
| Friday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 37% |
| Friday Night | 75°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 37% |
| Saturday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 35% |
| Saturday Night | 76°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 35% |
| Sunday | 92°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 59% |
| Sunday Night | 76°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 59% |
| Monday | 91°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 68% |
| Monday Night | 76°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 68% |
Forecast source: National Weather Service (api.weather.gov) for Jennings (30.224, -92.658). Updated through the day.
Growing snapshot for Jennings
Last spring frost
Feb 19
First fall frost
Dec 4
Growing season
292 days
Hardiness zone
9a
More local growing data for Jennings: nearby ZIP 70546 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jennings, La (4.6 mi from Jennings). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.