Sun, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sun, a village in St. Tammany County, Louisiana.
Overnight
65°F
Patchy Fog
Patchy fog. Mostly cloudy, with a low around 65. Wind around 0 mph.
7-day forecast for Sun
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Patchy Fog | 0 mph | 3% |
| Wednesday | 82°F | Patchy Fog then Chance Rain Showers | 0 to 5 mph W | 31% |
| Wednesday Night | 55°F | Mostly Clear then Patchy Fog | 0 mph | 0% |
| Thursday | 82°F | Sunny | 0 mph | 6% |
| Thursday Night | 53°F | Mostly Cloudy then Slight Chance Rain Showers | 0 mph | 23% |
| Friday | 80°F | Slight Chance Rain Showers then Partly Sunny | 0 to 5 mph N | 22% |
| Friday Night | 49°F | Partly Cloudy | 0 to 5 mph N | 4% |
| Saturday | 76°F | Mostly Sunny | 5 mph N | 3% |
| Saturday Night | 44°F | Partly Cloudy | 0 to 5 mph N | 10% |
| Sunday | 70°F | Mostly Sunny | 5 to 10 mph N | 10% |
| Sunday Night | 41°F | Mostly Clear | 0 to 5 mph N | 5% |
| Monday | 73°F | Sunny | 0 to 5 mph N | 3% |
| Monday Night | 40°F | Clear | 0 mph | 2% |
| Tuesday | 76°F | Sunny | 0 to 5 mph E | 2% |
Forecast source: National Weather Service (api.weather.gov) for Sun (30.652, -89.910). Updated through the day.
Growing snapshot for Sun
Last spring frost
Mar 2
First fall frost
Nov 23
Growing season
265 days
Hardiness zone
9a
More local growing data for Sun: nearby ZIP 70463 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Abita Springs
Covington
Eden Isle
Folsom
Lacombe
Lewisburg
Madisonville
Mandeville
Pearl River
Rio
Slidell
Climate data from the nearest NOAA station, Bogalusa, La (8.9 mi from Sun). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.