Colleton County, SC Weather Tomorrow

Before heading out, check tomorrow's Colleton County weather and the extended 5 day forecast featuring precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction across the Colleton County area.
Updated: Fri Sep 11th 2026 4:15 AM EDT
Colleton County, SC Weather – 9-11 – Sunny
93° / 75°
Sunny
Colleton County is set for a sunny day with temperatures peaking at 93°F and dipping to 75°F. There's a moderate 50% chance of rainfall with an estimated 0.03in. Winds will be light at 10mph and gusts of 15.9mph at 11 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 95% at 8 AM and 48% being its lowest at 1 PM. Barometric pressure is its highest of 30inHg at 9 AM, a lowest point of 29.93inHg at 5 PM with an avg 29.96inHg.
Colleton County, SC Weather – 9-12 – Scattered Showers
95° / 75°

Weather Tomorrow

Scattered Showers
Daytime highs will reach 95°F with lows dropping to 75°F in Colleton County, where showers likely at times. The chance of rain is 83% with an estimated 0.79in. Winds will be light at 9mph and gusts of 15.5mph at 11 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 96% at 6 PM and 42% being its lowest at 3 PM. Barometric pressure is its highest of 30.04inHg at 10 PM, a lowest point of 29.95inHg at 5 PM with an avg 29.99inHg.
Colleton County, SC Weather – 9-13 – Overcast
96° / 74°
Overcast
Daytime highs will reach 96°F with lows dropping to 74°F in Colleton County, where skies will be overcast. Rainfall predicted to have a 70% chance with an estimated 0.13in. Winds will be light at 9mph and gusts of 21.3mph at 11 PM. The humidity will be on the higher side, averaging about 75%, the maximum being 96% at 7 AM and 40% being its lowest at 2 PM. Barometric pressure is its highest of 30.06inHg at 9 AM, a lowest point of 29.96inHg at 5 PM with an avg 30.02inHg.
Colleton County, SC Weather – 9-14 – Sunny
99° / 73°
Sunny
Daytime highs will reach 99°F with lows dropping to 73°F in Colleton County, where bright and sunny conditions. Rainfall predicted to have a 72% chance with an estimated 0.22in. Winds will be light at 10mph and gusts of 21.5mph at 12 AM. The humidity will be on the higher side, averaging about 79%, the maximum being 97% at 6 AM and 39% being its lowest at 2 PM. Barometric pressure is its highest of 30.1inHg at 10 PM, a lowest point of 30inHg at 5 PM with an avg 30.04inHg.
Colleton County, SC Weather – 9-15 – Light Rain Shower
93° / 74°
Light Rain Shower
Colleton County could see rain showers with daytime highs of 93°F and nighttime lows near 74°F. The chance of rain is 80% with an estimated 0.35in. Winds will be light at 8mph and gusts of 14.5mph at 11 PM. The humidity will be on the higher side, averaging about 78%, the maximum being 95% at 5 AM and 41% being its lowest at 1 PM. Barometric pressure is its highest of 30.21inHg at 12 PM, a lowest point of 30.09inHg at 5 AM with an avg 30.15inHg.
Colleton County, SC Weather – 9-16 – Mist
87° / 74°
Mist
Colleton County is set for mist with temperatures peaking at 87°F and dipping to 74°F. Rainfall predicted to have a 67% chance with an estimated 0.06in. Winds will be light at 9mph and gusts of 17.5mph at 5 PM. High humidity with average of 83% is anticipated, the maximum being 99% at 5 AM and 65% being its lowest at 5 PM. Barometric pressure is its highest of 30.25inHg at 11 AM, a lowest point of 30.15inHg at 5 PM with an avg 30.19inHg.

Currently

Overcast 75°F
29.97 inHg.
Barometer
92%
Humidity
S 5 mph
Wind
Overcast

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