Fairfax, SC Weather & Growing Conditions
Today
90°F
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog before 9am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind around 2 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Patchy Fog then Chance Showers And Thunderstorms | 2 mph S | 44% |
| Tonight | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph S | 54% |
| Wednesday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph S | 39% |
| Wednesday Night | 72°F | Chance Showers And Thunderstorms | 0 to 3 mph SE | 41% |
| Thursday | 91°F | Mostly Sunny then Showers And Thunderstorms Likely | 2 mph S | 60% |
| Thursday Night | 72°F | Showers And Thunderstorms Likely | 1 mph E | 60% |
| Friday | 92°F | Chance Showers And Thunderstorms | 0 to 3 mph E | 43% |
| Friday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 3 mph E | 43% |
| Saturday | 91°F | Chance Rain Showers then Chance Showers And Thunderstorms | 2 mph E | 49% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 mph SE | 49% |
| Sunday | 92°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 mph S | 45% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 45% |
| Monday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 mph SW | 36% |
| Monday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 mph W | 36% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fairfax, SC
Last spring frost
Mar 28
First fall frost
Nov 7
Growing season
224 days
Hardiness zone
8b
Explore more for Fairfax, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Allendale 2 Nw, Sc (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.