Sun, LA Weather & Growing Conditions
This Afternoon
95°F
Sunny
Sunny. High near 95, with temperatures falling to around 91 in the afternoon. Heat index values as high as 105. Southeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 95°F | Sunny | 0 mph | 1% |
| Tonight | 72°F | Clear | 0 to 5 mph S | 1% |
| Sunday | 96°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 15% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 16% |
| Monday | 95°F | Sunny then Chance Showers And Thunderstorms | 0 mph | 26% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 26% |
| Tuesday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 23% |
| Tuesday Night | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 23% |
| Wednesday | 94°F | Sunny | 0 to 5 mph NE | 9% |
| Wednesday Night | 71°F | Mostly Clear | 0 to 5 mph NE | 9% |
| Thursday | 92°F | Sunny | 0 to 5 mph NE | 3% |
| Thursday Night | 69°F | Mostly Clear | 0 mph | 3% |
| Friday | 90°F | Sunny | 5 mph NE | 2% |
| Friday Night | 67°F | Mostly Clear | 0 mph | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sun, LA
Last spring frost
Mar 9
First fall frost
Nov 18
Growing season
255 days
Hardiness zone
9a
Explore more for Sun, LA: full frost dates · planting calendar · Louisiana frost dates
Climate data from the nearest NOAA station, Picayune, Ms (11 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.