Harvey, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harvey, a community in Jefferson County, Louisiana.
Tonight
75°F
Clear
Clear. Low around 75, with temperatures rising to around 77 overnight. East wind 0 to 5 mph.
7-day forecast for Harvey
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Clear | 0 to 5 mph E | 0% |
| Saturday | 92°F | Sunny | 0 to 5 mph NE | 3% |
| Saturday Night | 77°F | Clear | 0 to 5 mph S | 2% |
| Sunday | 93°F | Sunny | 0 to 5 mph NE | 5% |
| Sunday Night | 78°F | Mostly Clear | 0 mph | 5% |
| Monday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph N | 21% |
| Monday Night | 78°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 21% |
| Tuesday | 92°F | Sunny | 0 to 5 mph NE | 11% |
| Tuesday Night | 78°F | Mostly Clear | 0 to 5 mph SE | 11% |
| Wednesday | 91°F | Sunny | 5 to 10 mph NE | 13% |
| Wednesday Night | 77°F | Mostly Clear | 0 to 10 mph NE | 13% |
| Thursday | 89°F | Sunny | 10 to 15 mph NE | 9% |
| Thursday Night | 76°F | Mostly Clear | 5 to 10 mph NE | 9% |
| Friday | 87°F | Sunny | 10 to 15 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Harvey (29.889, -90.066). Updated through the day.
Growing snapshot for Harvey
Last spring frost
Feb 1
First fall frost
Dec 31
Growing season
330 days
Hardiness zone
9b
More local growing data for Harvey: nearby ZIP 70058 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Avondale
Barataria
Belle Chasse
Bridge City
Elmwood
Estelle
Grand Isle
Gretna
Harahan
Jean Lafitte
Jefferson
Kenner
Lafitte
Metairie
New Orleans Station
River Ridge
Terrytown
Timberlane
Waggaman
Woodmere
Climate data from the nearest NOAA station, Terrytown 3S, La (3.4 mi from Harvey). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.