Buffalo, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Buffalo, a community in Union County, South Carolina.
Today
83°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2pm, then showers and thunderstorms between 2pm and 4pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. East northeast wind 0 to 3 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Buffalo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Chance Showers And Thunderstorms | 0 to 3 mph ENE | 84% |
| Tonight | 67°F | Chance Showers And Thunderstorms | 2 mph NNE | 57% |
| Wednesday | 85°F | Showers And Thunderstorms Likely | 0 to 3 mph SSE | 72% |
| Wednesday Night | 68°F | Showers And Thunderstorms Likely | 2 mph SSE | 64% |
| Thursday | 87°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph W | 58% |
| Thursday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph W | 55% |
| Friday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph W | 34% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 1 mph W | 35% |
| Saturday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SSW | 27% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 1 mph W | 27% |
| Sunday | 89°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 mph WSW | 30% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 1 mph WNW | 30% |
| Monday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph W | 23% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph WNW | 23% |
Forecast source: National Weather Service (api.weather.gov) for Buffalo (34.724, -81.684). Updated through the day.
Growing snapshot for Buffalo
Last spring frost
Apr 6
First fall frost
Oct 30
Growing season
207 days
Hardiness zone
8a
More local growing data for Buffalo: nearby ZIP 29321 weather · frost dates · planting calendar · South Carolina frost dates
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Climate data from the nearest NOAA station, Union 8 S, Sc (8.8 mi from Buffalo). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.