Supreme, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Supreme, a community in Assumption County, Louisiana.
Overnight
71°F
Clear
Clear, with a low around 71. Wind around 0 mph.
7-day forecast for Supreme
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Clear | 0 mph | 0% |
| Saturday | 93°F | Sunny | 0 to 5 mph NE | 2% |
| Saturday Night | 73°F | Clear | 0 mph | 2% |
| Sunday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 19% |
| Sunday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 19% |
| Monday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 38% |
| Monday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 38% |
| Tuesday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 23% |
| Tuesday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 23% |
| Wednesday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 21% |
| Wednesday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph NE | 21% |
| Thursday | 90°F | Sunny | 5 to 10 mph NE | 10% |
| Thursday Night | 72°F | Mostly Clear | 0 to 5 mph NE | 10% |
| Friday | 89°F | Sunny | 5 to 10 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Supreme (29.862, -90.993). Updated through the day.
Growing snapshot for Supreme
Last spring frost
Feb 21
First fall frost
Dec 5
Growing season
291 days
Hardiness zone
9b
More local growing data for Supreme: nearby ZIP 70390 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Donaldsonville 4 Sw, La (12.6 mi from Supreme). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.