Harman US

Santee, SC Weather & Growing Conditions

This Afternoon
91°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Northeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 91°F Chance Showers And Thunderstorms 5 mph NE 26%
Tonight 71°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 3 mph E 22%
Sunday 89°F Patchy Fog then Partly Sunny 5 mph NE 10%
Sunday Night 71°F Partly Cloudy 0 to 3 mph E 7%
Monday 91°F Mostly Sunny 0 to 3 mph E 13%
Monday Night 71°F Chance Showers And Thunderstorms 0 to 3 mph E 27%
Tuesday 89°F Showers And Thunderstorms Likely 1 to 6 mph NE 60%
Tuesday Night 69°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 2 to 7 mph NE 60%
Wednesday 84°F Partly Sunny then Chance Showers And Thunderstorms 8 to 12 mph NE 31%
Wednesday Night 65°F Chance Showers And Thunderstorms then Mostly Cloudy 8 to 12 mph NE 31%
Thursday 81°F Slight Chance Rain Showers 12 mph N 23%
Thursday Night 63°F Slight Chance Rain Showers then Partly Cloudy 5 to 10 mph N 23%
Friday 82°F Mostly Sunny 8 mph N 6%
Friday Night 61°F Partly Cloudy 2 to 6 mph NE 6%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Santee, SC

Last spring frost
Mar 22
First fall frost
Nov 12
Growing season
237 days
Hardiness zone
8b

Explore more for Santee, SC: full frost dates · planting calendar · South Carolina frost dates

Climate data from the nearest NOAA station, Holly Hill 1 Sw, Sc (11.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.