St. Mark School, SC 14 Day Weather
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St. Mark School, SC Weather Forecast


St. Mark School, SC Weather Forecast Dated: 202 PM Fri Sep 11 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate. Isolated storms at times.
Friday, September 11, 2026
Mid-Morning
79°F 26°C
Overcast
Mid-Afternoon
90°F 32°C
Overcast
Early-Evening
84°F 29°C
Nearby Thunderstorms
Sizzling hot near 90°F 32°C with a heat index reaching 98°F 37°C, periods of heavy thunderstorms, with lower humidity and steady pressure. Winds turning from the SW to the S at 8 mph 13 km/h.
Saturday, September 12, 2026
Mid-Morning
80°F 27°C
Overcast
Mid-Afternoon
91°F 33°C
Nearby Thunderstorms
Early-Evening
80°F 27°C
Light Showers
Hot and sweltering around 91°F 33°C (heat index 99°F 37°C), locally heavy thunderstorms at times, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds blowing from the WSW at 6 mph 10 km/h.
Sunday, September 13, 2026
Mid-Morning
78°F 25°C
Overcast
Mid-Afternoon
94°F 34°C
Partly Cloudy
Early-Evening
86°F 30°C
Partly Cloudy
Very hot with a high of 94°F 34°C, feeling closer to 101°F 39°C in the humidity, overcast in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds moving from the SSW to the S at 8 mph 13 km/h.
Monday, September 14, 2026
Mid-Morning
79°F 26°C
Cloudy
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
79°F 26°C
Light Showers
Sizzling hot near 96°F 36°C with a heat index reaching 104°F 40°C, drier conditions through late afternoon before showers move in, with steady humidity and steady pressure. A stray shower or storm late in the day.
Tuesday, September 15, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
78°F 25°C
Sunny
Very warm with a high of 84°F 29°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the ENE to the ESE at 7 mph 12 km/h.
Wednesday, September 16, 2026
Mid-Morning
78°F 26°C
Scattered Showers
Mid-Afternoon
89°F 32°C
Cloudy
Early-Evening
82°F 28°C
Cloudy
Very warm near 89°F 32°C, though humidity makes it feel like 96°F 36°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds shifting from the NE to the SE at 8 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
81°F 27°C
Partly Cloudy
Hot and sweltering around 90°F 32°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the NNE to the SSE at 8 mph 13 km/h.
Friday, September 18, 2026
Mid-Morning
77°F 25°C
Overcast
Mid-Afternoon
78°F 26°C
Scattered Showers
Early-Evening
76°F 24°C
Heavy Rain Showers
Enjoyable around 78°F 26°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the WSW to the NE at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
67°F 20°C
Overcast
Mid-Afternoon
70°F 21°C
Scattered Showers
Early-Evening
70°F 22°C
Scattered Showers
Mild temperatures up to 70°F 21°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds blowing from the NE at 11 mph 18 km/h. Gusts up to 22 mph 34 km/h.
Sunday, September 20, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
78°F 26°C
Overcast
Early-Evening
74°F 23°C
Scattered Showers
Mild with a high of 78°F 26°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds swinging from the NNE to the ENE at 9 mph 15 km/h. Gusts up to 21 mph 34 km/h.
Monday, September 21, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
65°F 19°C
Overcast
Pleasant near 69°F 21°C, overcast throughout the day, with steady humidity and steady pressure. Winds out of the NNE at 14 mph 23 km/h. Gusts up to 22 mph 35 km/h.
Tuesday, September 22, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
72°F 22°C
Sunny
Comfortable with temperatures reaching 78°F 26°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the NNE to the ESE at 6 mph 9 km/h.
Wednesday, September 23, 2026
Mid-Morning
69°F 20°C
Overcast
Mid-Afternoon
83°F 29°C
Overcast
Early-Evening
76°F 24°C
Overcast
Quite warm around 83°F 29°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the SW to the NE at 8 mph 13 km/h.
Thursday, September 24, 2026
Mid-Morning
69°F 20°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
74°F 24°C
Overcast
Mild temperatures up to 79°F 26°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds moving from the N to the WSW at 10 mph 16 km/h. Gusts up to 22 mph 36 km/h.
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