Helena, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Helena, a community in Newberry County, South Carolina.
Today
84°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2pm, then showers and thunderstorms. Partly sunny, with a high near 84. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Helena
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Chance Showers And Thunderstorms | 5 mph NE | 77% |
| Tonight | 68°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 3 mph NE | 77% |
| Wednesday | 85°F | Slight Chance Showers And Thunderstorms | 0 to 6 mph S | 69% |
| Wednesday Night | 69°F | Showers And Thunderstorms Likely | 0 to 3 mph S | 71% |
| Thursday | 87°F | Partly Sunny then Showers And Thunderstorms Likely | 1 to 5 mph S | 56% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 3 mph S | 56% |
| Friday | 89°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph S | 35% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 2 mph S | 35% |
| Saturday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph S | 21% |
| Saturday Night | 70°F | Slight Chance Showers And Thunderstorms | 2 mph NW | 21% |
| Sunday | 89°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph W | 36% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 2 mph SW | 36% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 26% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 2 mph SW | 26% |
Forecast source: National Weather Service (api.weather.gov) for Helena (34.281, -81.644). Updated through the day.
Growing snapshot for Helena
Last spring frost
Mar 31
First fall frost
Nov 7
Growing season
223 days
Hardiness zone
8a
More local growing data for Helena: nearby ZIP 29108 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
All South Carolina locations ›
Climate data from the nearest NOAA station, Newberry, Sc (1 mi from Helena). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.