Troy, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Troy, a town in Mccormick County, South Carolina.
This Afternoon
99°F
Mostly Sunny
Mostly sunny, with a high near 99. Heat index values as high as 101. Northwest wind around 1 mph.
7-day forecast for Troy
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 99°F | Mostly Sunny | 1 mph NW | 4% |
| Tonight | 70°F | Chance Showers And Thunderstorms | 1 mph N | 31% |
| Saturday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph NE | 27% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 3 mph ENE | 46% |
| Sunday | 90°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 2 mph ENE | 24% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 21% |
| Monday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SSE | 43% |
| Monday Night | 69°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 mph ENE | 56% |
| Tuesday | 86°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 53% |
| Tuesday Night | 67°F | Chance Showers And Thunderstorms | 6 mph NE | 53% |
| Wednesday | 82°F | Chance Showers And Thunderstorms | 8 mph NE | 31% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 8 mph NE | 31% |
| Thursday | 81°F | Mostly Sunny | 7 mph NNE | 10% |
| Thursday Night | 62°F | Partly Cloudy | 6 mph NE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Troy (33.992, -82.298). Updated through the day.
Growing snapshot for Troy
Last spring frost
Mar 28
First fall frost
Nov 7
Growing season
226 days
Hardiness zone
8b
More local growing data for Troy: nearby ZIP 29835 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Mccormick, Sc (0.7 mi from Troy). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.