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Rock Hill, LA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Rock Hill, a community in Grant County, Louisiana.

Tonight
54°F
Showers And Thunderstorms then Mostly Cloudy
Showers and thunderstorms before midnight. Mostly cloudy, with a low around 54. Northwest wind 0 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Rock Hill

WhenTempForecastWindPrecip
Tonight 54°F Showers And Thunderstorms then Mostly Cloudy 0 to 5 mph NW 86%
Wednesday 75°F Mostly Sunny 5 mph NW 0%
Wednesday Night 48°F Mostly Clear 0 to 5 mph N 0%
Thursday 78°F Sunny 0 mph 4%
Thursday Night 53°F Partly Cloudy 0 mph 11%
Friday 78°F Mostly Sunny 0 to 5 mph NW 1%
Friday Night 46°F Partly Cloudy 0 to 5 mph N 0%
Saturday 72°F Partly Sunny 5 to 10 mph N 2%
Saturday Night 41°F Partly Cloudy 0 to 5 mph N 11%
Sunday 70°F Mostly Sunny 5 to 10 mph N 4%
Sunday Night 39°F Mostly Clear 0 to 5 mph N 2%
Monday 73°F Sunny 0 to 5 mph N 1%
Monday Night 39°F Clear 0 mph 2%
Tuesday 76°F Sunny 0 to 5 mph SE 1%

Forecast source: National Weather Service (api.weather.gov) for Rock Hill (31.439, -92.576). Updated through the day.

Growing snapshot for Rock Hill

Last spring frost
Mar 2
First fall frost
Nov 27
Growing season
271 days
Hardiness zone
9a

More local growing data for Rock Hill: nearby ZIP 71417 weather · frost dates · planting calendar · Louisiana frost dates

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Climate data from the nearest NOAA station, Boyce 3 Wnw, La (8.8 mi from Rock Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.