Helena, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Helena, a community in Newberry County, South Carolina.
This Afternoon
77°F
Mostly Sunny
Mostly sunny, with a high near 77. East wind around 7 mph.
7-day forecast for Helena
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Mostly Sunny | 7 mph E | 0% |
| Tonight | 57°F | Partly Cloudy | 5 mph E | 2% |
| Wednesday | 78°F | Patchy Fog then Mostly Cloudy | 5 to 9 mph SE | 11% |
| Wednesday Night | 63°F | Light Rain Likely | 3 to 7 mph SE | 60% |
| Thursday | 77°F | Chance Light Rain then Chance Showers And Thunderstorms | 2 to 6 mph S | 44% |
| Thursday Night | 61°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 mph SW | 55% |
| Friday | 76°F | Showers And Thunderstorms Likely then Chance Light Rain | 2 to 6 mph SW | 55% |
| Friday Night | 51°F | Mostly Clear | 3 mph NW | 11% |
| Saturday | 72°F | Sunny | 5 mph N | 5% |
| Saturday Night | 45°F | Partly Cloudy | 3 mph N | 3% |
| Sunday | 68°F | Mostly Sunny | 3 mph N | 6% |
| Sunday Night | 42°F | Mostly Clear | 3 mph W | 12% |
| Monday | 67°F | Sunny | 6 mph W | 12% |
| Monday Night | 39°F | Mostly Clear | 3 mph W | 3% |
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 Nov 3, 2026.