Watson, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Watson, a community in Livingston County, Louisiana.
Tonight
66°F
Slight Chance Rain Showers
A slight chance of rain showers before 1am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 66. South wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Watson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 66°F | Slight Chance Rain Showers | 0 to 5 mph S | 22% |
| Wednesday | 81°F | Patchy Fog then Mostly Sunny | 5 mph NW | 16% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 5 mph N | 1% |
| Thursday | 82°F | Sunny | 0 to 5 mph W | 9% |
| Thursday Night | 57°F | Chance Rain Showers | 0 mph | 25% |
| Friday | 81°F | Mostly Sunny | 0 to 10 mph N | 14% |
| Friday Night | 52°F | Mostly Clear | 5 mph N | 2% |
| Saturday | 77°F | Mostly Sunny | 5 to 10 mph N | 3% |
| Saturday Night | 47°F | Partly Cloudy | 5 to 10 mph N | 10% |
| Sunday | 71°F | Mostly Sunny | 5 to 10 mph N | 8% |
| Sunday Night | 43°F | Mostly Clear | 5 mph N | 3% |
| Monday | 74°F | Sunny | 5 to 10 mph N | 3% |
| Monday Night | 43°F | Mostly Clear | 0 to 5 mph N | 2% |
| Tuesday | 77°F | Sunny | 5 mph E | 2% |
Forecast source: National Weather Service (api.weather.gov) for Watson (30.575, -90.951). Updated through the day.
Growing snapshot for Watson
Last spring frost
Feb 25
First fall frost
Nov 26
Growing season
276 days
Hardiness zone
9a
More local growing data for Watson: nearby ZIP 70786 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Baton Rouge Ryan Ap, La (11.9 mi from Watson). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.