Westminster, SC Weather & Growing Conditions
Today
92°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms likely. Mostly sunny, with a high near 92. Heat index values as high as 100. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph ENE | 56% |
| Tonight | 70°F | Chance Showers And Thunderstorms | 3 mph NE | 52% |
| Sunday | 89°F | Patchy Fog then Chance Showers And Thunderstorms | 1 mph ESE | 34% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 mph NE | 24% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SSW | 44% |
| Monday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 mph ENE | 71% |
| Tuesday | 82°F | Chance Showers And Thunderstorms | 5 mph ENE | 71% |
| Tuesday Night | 65°F | Showers And Thunderstorms Likely | 7 mph ENE | 70% |
| Wednesday | 74°F | Chance Rain Showers | 9 mph ENE | 44% |
| Wednesday Night | 62°F | Chance Showers And Thunderstorms | 8 mph ENE | 33% |
| Thursday | 77°F | Mostly Sunny then Slight Chance Rain Showers | 6 mph ENE | 20% |
| Thursday Night | 61°F | Slight Chance Rain Showers then Partly Cloudy | 5 mph ENE | 20% |
| Friday | 78°F | Mostly Sunny then Slight Chance Rain Showers | 2 mph E | 17% |
| Friday Night | 59°F | Slight Chance Rain Showers | 2 mph ENE | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Westminster, SC
Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
203 days
Hardiness zone
8a
Explore more for Westminster, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Walhalla, Sc (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.