Saint Stephen, SC Weather Tomorrow

Whether you're planning work or travel, tomorrow's Saint Stephen weather and 5 day forecast offer 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 for the Saint Stephen area and around Berkeley county, South Carolina.
Updated: Tue Jul 21st 2026 7:15 PM EDT

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Saint Stephen, SC Weather – 7-21 – Sunny
98° / 78°
Sunny
Saint Stephen may see sunshine, with daytime highs of 98°F and overnight lows near 78°F. There's a very small chance of rainfall, only about 6%. Wind will be moderate, blowing around 15mph on average and gusts of 20.7mph at 8 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 77% at 11 PM and 61% being its lowest at 8 PM. Barometric pressure is its highest of 29.94inHg at 11 PM, a lowest point of 29.91inHg at 8 PM with an avg 29.92inHg.
Saint Stephen, SC Weather – 7-22 – Sunny
99° / 78°

Weather Tomorrow

Sunny
Highs will reach 99°F with lows near 78°F in Saint Stephen, where sunshine is. There's a very small chance of rainfall, only about 5% with an estimated 0in. Wind will be moderate, blowing around 15mph on average and gusts of 17.6mph at 8 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 81% at 6 AM and 32% being its lowest at 3 PM. Barometric pressure is its highest of 30inHg at 11 AM, a lowest point of 29.91inHg at 5 PM with an avg 29.95inHg.
Saint Stephen, SC Weather – 7-23 – Sunny
99° / 75°
Sunny
In Saint Stephen, bright and sunny conditions with highs near 99°F and lows around 75°F. Rainfall predicted to have a 57% chance with an estimated 0.05in. Winds will be light at 10mph and gusts of 14.7mph at 12 AM. The humidity will be on the higher side, averaging about 61%, the maximum being 92% at 11 PM and 29% being its lowest at 4 PM. Barometric pressure is its highest of 30.06inHg at 9 AM, a lowest point of 29.95inHg at 5 PM with an avg 30.01inHg.
Saint Stephen, SC Weather – 7-24 – Scattered Showers
86° / 75°
Scattered Showers
In Saint Stephen, on and off showers are set to occur with highs near 86°F and lows around 75°F. The chance of rain is 86% with an estimated 0.65in. Winds will be light at 8mph and gusts of 11.9mph at 11 PM. High humidity with average of 86% is anticipated, the maximum being 96% at 11 PM and 66% being its lowest at 12 PM. Barometric pressure is its highest of 30.07inHg at 10 PM, a lowest point of 30.01inHg at 6 PM with an avg 30.05inHg.
Saint Stephen, SC Weather – 7-25 – Mist
86° / 73°
Mist
Highs will reach 86°F with lows near 73°F in Saint Stephen, where mist is. The chance of rain is 89% with an estimated 1.07in. Winds will be light at 7mph and gusts of 9.9mph at 1 PM. High humidity with average of 91% is anticipated, the maximum being 98% at 11 PM and 66% being its lowest at 11 AM. Barometric pressure is its highest of 30.06inHg at 12 AM, a lowest point of 29.95inHg at 5 PM with an avg 30.01inHg.
Saint Stephen, SC Weather – 7-26 – Light Rain Shower
87° / 72°
Light Rain Shower
Saint Stephen may see rain, with daytime highs of 87°F and overnight lows near 72°F. The chance of rain is 80% with an estimated 0.15in. Winds will be light at 6mph and gusts of 9.8mph at 8 PM. High humidity with average of 84% is anticipated, the maximum being 98% at 6 AM and 63% being its lowest at 5 PM. Barometric pressure is its highest of 29.97inHg at 12 AM, a lowest point of 29.84inHg at 5 PM with an avg 29.91inHg.

Currently

Sunny 90°F
29.9 inHg.
Barometer
56%
Humidity
S 22.3 mph
Wind
Sunny

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