Oak Grove, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oak Grove, a community in Lexington County, South Carolina.
Tonight
73°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then a slight chance of showers and thunderstorms between midnight and 2am. Mostly cloudy, with a low around 73. Northwest wind around 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Oak Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Chance Showers And Thunderstorms | 3 mph NW | 28% |
| Saturday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 7 mph NE | 32% |
| Saturday Night | 72°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 6 mph E | 31% |
| Sunday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 mph E | 24% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 3 mph E | 24% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 45% |
| Monday Night | 72°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 1 to 5 mph E | 57% |
| Tuesday | 88°F | Showers And Thunderstorms Likely | 1 to 8 mph NE | 60% |
| Tuesday Night | 70°F | Showers And Thunderstorms Likely | 5 to 8 mph NE | 60% |
| Wednesday | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 8 to 13 mph NE | 32% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 7 to 13 mph NE | 32% |
| Thursday | 82°F | Partly Sunny | 12 mph NE | 8% |
| Thursday Night | 65°F | Partly Cloudy | 5 to 10 mph NE | 8% |
| Friday | 82°F | Mostly Sunny | 7 to 10 mph N | 8% |
Forecast source: National Weather Service (api.weather.gov) for Oak Grove (33.983, -81.151). Updated through the day.
Growing snapshot for Oak Grove
Last spring frost
Mar 25
First fall frost
Nov 7
Growing season
229 days
Hardiness zone
8b
More local growing data for Oak Grove: nearby ZIP 29170 weather · frost dates · planting calendar · South Carolina frost dates
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All South Carolina locations ›
Climate data from the nearest NOAA station, Columbia, Sc (1.6 mi from Oak Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.