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Longtown, SC Weather Forecast
Longtown, SC Weather Forecast Dated: 118 PM Wed Sep 09 2026
Expect a hot stretch with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate. A few thunderstorms possible.
Wednesday, September 9, 2026
Mid-Morning
74°F 23°C
Sunny
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
85°F 29°C
Partly Cloudy
Sizzling hot near 94°F 34°C with a heat index reaching 97°F 36°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling.
Thursday, September 10, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
91°F 33°C
Overcast
Early-Evening
85°F 29°C
Overcast
Hot and sweltering around 91°F 33°C (heat index 95°F 35°C), sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling.
Friday, September 11, 2026
Mid-Morning
81°F 27°C
Cloudy
Mid-Afternoon
93°F 34°C
Scattered Showers
Early-Evening
79°F 27°C
Scattered Showers
Very hot with a high of 93°F 34°C, feeling closer to 97°F 36°C in the humidity, locally heavy downpours at times, with increasing humidity and steady pressure. A stray shower or storm late in the day. Winds turning from the WSW to the S at 8 mph 13 km/h. Gusts up to 20 mph 32 km/h.
Saturday, September 12, 2026
Mid-Morning
78°F 26°C
Partly Cloudy
Mid-Afternoon
92°F 33°C
Light Showers
Early-Evening
81°F 27°C
Light Showers
Sizzling hot near 92°F 33°C with a heat index reaching 97°F 36°C, drier morning followed by showers lasting through evening, with steady humidity and steady pressure. Winds switching from the WSW to the SSE at 8 mph 13 km/h.
Sunday, September 13, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
92°F 33°C
Overcast
Early-Evening
85°F 30°C
Overcast
Hot and sweltering around 92°F 33°C (heat index 98°F 37°C), sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
96°F 36°C
Overcast
Early-Evening
88°F 31°C
Scattered Showers
Very hot with a high of 96°F 36°C, feeling closer to 101°F 38°C in the humidity, locally heavy downpours at times, with lower humidity and steady pressure.
Tuesday, September 15, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
96°F 36°C
Nearby Thunderstorms
Early-Evening
83°F 29°C
Light Showers
Sizzling hot near 96°F 36°C with a heat index reaching 102°F 39°C, periods of heavy thunderstorms, with steady humidity and steady pressure. A stray shower or storm late in the day.
Wednesday, September 16, 2026
Mid-Morning
78°F 26°C
Overcast
Mid-Afternoon
95°F 35°C
Scattered Showers
Early-Evening
90°F 32°C
Scattered Showers
Hot and sweltering around 95°F 35°C (heat index 101°F 38°C), scattered downpours possible, with lower humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
94°F 35°C
Overcast
Early-Evening
86°F 30°C
Scattered Showers
Very hot with a high of 94°F 35°C, feeling closer to 102°F 39°C in the humidity, locally heavy downpours at times, with lower humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
78°F 25°C
Scattered Showers
Mid-Afternoon
87°F 31°C
Scattered Showers
Early-Evening
82°F 27°C
Sunny
Warm and summery around 87°F 31°C (feels like 94°F 35°C), periods of heavy rain and gusty conditions, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds moving from the SSW to the ENE at 6 mph 10 km/h.
Saturday, September 19, 2026
Mid-Morning
73°F 23°C
Scattered Showers
Mid-Afternoon
88°F 31°C
Cloudy
Early-Evening
82°F 28°C
Sunny
Quite warm reaching 88°F 31°C, feeling like 93°F 34°C during peak afternoon, scattered downpours possible, with lower humidity and barometric pressure falling.
Sunday, September 20, 2026
Mid-Morning
79°F 26°C
Partly Cloudy
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
88°F 32°C
Scattered Showers
Very hot with a high of 93°F 34°C, feeling closer to 98°F 37°C in the humidity, locally heavy downpours at times, with lower humidity and steady pressure.
Monday, September 21, 2026
Mid-Morning
80°F 26°C
Scattered Showers
Mid-Afternoon
98°F 37°C
Nearby Thunderstorms
Early-Evening
90°F 32°C
Overcast
Sizzling hot near 98°F 37°C with a heat index reaching 104°F 40°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
77°F 25°C
Overcast
Mid-Afternoon
92°F 34°C
Overcast
Early-Evening
84°F 29°C
Light Showers
Hot and sweltering around 92°F 34°C (heat index 98°F 37°C), mainly dry until evening showers arrive, with lower humidity and steady pressure. A stray shower or storm late in the day. Winds picking up from W at 1 mph 2 km/h to SE at 9 mph 14 km/h. Gusts up to 20 mph 31 km/h.
Longtown, SC Weather Radar Map
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