Lockhart, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lockhart, a town in Union County, South Carolina.
This Afternoon
75°F
Mostly Sunny
Mostly sunny, with a high near 75. East wind around 5 mph.
7-day forecast for Lockhart
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Mostly Sunny | 5 mph E | 0% |
| Tonight | 55°F | Partly Cloudy | 2 mph ENE | 1% |
| Wednesday | 77°F | Mostly Cloudy | 1 to 6 mph ESE | 10% |
| Wednesday Night | 63°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 3 mph SSE | 61% |
| Thursday | 77°F | Chance Showers And Thunderstorms | 1 to 5 mph S | 53% |
| Thursday Night | 60°F | Chance Showers And Thunderstorms | 1 mph WNW | 50% |
| Friday | 77°F | Chance Showers And Thunderstorms | 0 to 3 mph WSW | 48% |
| Friday Night | 51°F | Mostly Clear | 1 mph NNW | 9% |
| Saturday | 73°F | Sunny | 2 mph N | 5% |
| Saturday Night | 45°F | Partly Cloudy | 1 mph N | 2% |
| Sunday | 68°F | Mostly Sunny | 2 mph NNW | 5% |
| Sunday Night | 42°F | Mostly Clear | 1 mph NNW | 12% |
| Monday | 67°F | Sunny | 1 to 5 mph WNW | 12% |
| Monday Night | 39°F | Mostly Clear | 2 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Lockhart (34.796, -81.467). Updated through the day.
Growing snapshot for Lockhart
Last spring frost
Apr 4
First fall frost
Nov 1
Growing season
210 days
Hardiness zone
8a
More local growing data for Lockhart: nearby ZIP 29364 weather · frost dates · planting calendar · South Carolina frost dates
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Climate data from the nearest NOAA station, Santuck, Sc (11.1 mi from Lockhart). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.