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Williamston SC Weather - Clear - 67°F
Clear
67°F
Updated 6:05 am
Feels Like 73°F
Humidity 93%
Wind N 0 mph
Barometer  30.13 in
Dew Point 65°F
Williamston SC Weather - Clear - 19°C
Clear
19°C
Updated 6:05 am
Feels Like 23°C
Humidity 93%
Wind N 0 km/h
Barometer  102 kPa
Dew Point 18°C
Williamston, SC Weather and Current Conditionswilliamston sc weather forecast

Williamston, SC Weather Forecast

Williamston South Carolina WeatherWilliamston, South Carolina Weather Weather Forecast
14 day API Williamston, SC weather forecast. Note. Our 7-day weather forecast for Williamston, South Carolina is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Williamston, SC Weather Forecast Dated: 605 AM Thu Sep 10 2026
Expect a very warm period with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.

Thursday, September 10, 2026

Mid-Morning
Williamston Weather - 2026-09-10 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Williamston Weather - 2026-09-10 - Afternoon - Cloudy
93°F 34°C
Cloudy
Early-Evening
Williamston Weather - 2026-09-10 - Evening - Overcast
84°F 29°C
Overcast
Very hot with temperatures reaching 93°F 34°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and barometric pressure falling. Winds turning from the WSW to the SSW at 10 mph 16 km/h.

Friday, September 11, 2026

Mid-Morning
Williamston Weather - 2026-09-11 - Morning - Partly Cloudy
77°F 25°C
Partly Cloudy
Mid-Afternoon
Williamston Weather - 2026-09-11 - Afternoon - Overcast
93°F 34°C
Overcast
Early-Evening
Williamston Weather - 2026-09-11 - Evening - Sunny
85°F 30°C
Sunny
Hot and sweltering around 93°F 34°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure.

Saturday, September 12, 2026

Mid-Morning
Williamston Weather - 2026-09-12 - Morning - Light Showers
70°F 21°C
Light Showers
Mid-Afternoon
Williamston Weather - 2026-09-12 - Afternoon - Light Showers
83°F 28°C
Light Showers
Early-Evening
Williamston Weather - 2026-09-12 - Evening - Light Showers
75°F 24°C
Light Showers
Very warm near 83°F 28°C, though humidity makes it feel like 88°F 31°C, on-and-off showers throughout the day, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds switching from the ENE to the NE at 10 mph 16 km/h.

Sunday, September 13, 2026

Mid-Morning
Williamston Weather - 2026-09-13 - Morning - Partly Cloudy
71°F 22°C
Partly Cloudy
Mid-Afternoon
Williamston Weather - 2026-09-13 - Afternoon - Scattered Showers
86°F 30°C
Scattered Showers
Early-Evening
Williamston Weather - 2026-09-13 - Evening - Nearby Thunderstorms
86°F 30°C
Nearby Thunderstorms
Warm and summery around 86°F 30°C (feels like 91°F 33°C), periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling.

Monday, September 14, 2026

Mid-Morning
Williamston Weather - 2026-09-14 - Morning - Sunny
76°F 24°C
Sunny
Mid-Afternoon
Williamston Weather - 2026-09-14 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Williamston Weather - 2026-09-14 - Evening - Scattered Showers
86°F 30°C
Scattered Showers
Hot and sweltering around 91°F 33°C (heat index 95°F 35°C), scattered downpours possible, with lower humidity and steady pressure.

Tuesday, September 15, 2026

Mid-Morning
Williamston Weather - 2026-09-15 - Morning - Sunny
79°F 26°C
Sunny
Mid-Afternoon
Williamston Weather - 2026-09-15 - Afternoon - Sunny
93°F 34°C
Sunny
Early-Evening
Williamston Weather - 2026-09-15 - Evening - Sunny
88°F 32°C
Sunny
Very hot with a high of 93°F 34°C, feeling closer to 97°F 36°C in the humidity, sunny throughout the day, with lower humidity and steady pressure.

Wednesday, September 16, 2026

Mid-Morning
Williamston Weather - 2026-09-16 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Williamston Weather - 2026-09-16 - Afternoon - Sunny
95°F 35°C
Sunny
Early-Evening
Williamston Weather - 2026-09-16 - Evening - Overcast
87°F 31°C
Overcast
Sizzling hot near 95°F 35°C with a heat index reaching 98°F 37°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.

Thursday, September 17, 2026

Mid-Morning
Williamston Weather - 2026-09-17 - Morning - Overcast
77°F 25°C
Overcast
Mid-Afternoon
Williamston Weather - 2026-09-17 - Afternoon - Sunny
87°F 31°C
Sunny
Early-Evening
Williamston Weather - 2026-09-17 - Evening - Heavy Rain Showers
80°F 27°C
Heavy Rain Showers
Quite warm reaching 87°F 31°C, feeling like 91°F 33°C during peak afternoon, mainly dry until evening showers arrive, with steady humidity and steady pressure. Winds moving from the ENE to the NE at 10 mph 16 km/h.

Friday, September 18, 2026

Mid-Morning
Williamston Weather - 2026-09-18 - Morning - Sunny
76°F 24°C
Sunny
Mid-Afternoon
Williamston Weather - 2026-09-18 - Afternoon - Nearby Thunderstorms
90°F 32°C
Nearby Thunderstorms
Early-Evening
Williamston Weather - 2026-09-18 - Evening - Light Showers
78°F 25°C
Light Showers
Very hot with a high of 90°F 32°C, feeling closer to 94°F 35°C in the humidity, heavy thunderstorms conditions at times, with lower humidity and barometric pressure falling. Winds swinging from the WSW to the SW at 10 mph 15 km/h.

Saturday, September 19, 2026

Mid-Morning
Williamston Weather - 2026-09-19 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Williamston Weather - 2026-09-19 - Afternoon - Cloudy
68°F 20°C
Cloudy
Early-Evening
Williamston Weather - 2026-09-19 - Evening - Sunny
70°F 21°C
Sunny
Mild with a high of 68°F 20°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds shifting from the NE to the SE at 5 mph 8 km/h.

Sunday, September 20, 2026

Mid-Morning
Williamston Weather - 2026-09-20 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Williamston Weather - 2026-09-20 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Williamston Weather - 2026-09-20 - Evening - Sunny
66°F 19°C
Sunny
Pleasant near 70°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the NE to the E at 7 mph 10 km/h.

Monday, September 21, 2026

Mid-Morning
Williamston Weather - 2026-09-21 - Morning - Sunny
56°F 14°C
Sunny
Mid-Afternoon
Williamston Weather - 2026-09-21 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Williamston Weather - 2026-09-21 - Evening - Sunny
67°F 20°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the E at 8 mph 12 km/h.

Tuesday, September 22, 2026

Mid-Morning
Williamston Weather - 2026-09-22 - Morning - Sunny
60°F 16°C
Sunny
Mid-Afternoon
Williamston Weather - 2026-09-22 - Afternoon - Overcast
75°F 24°C
Overcast
Early-Evening
Williamston Weather - 2026-09-22 - Evening - Overcast
71°F 22°C
Overcast
Enjoyable around 75°F 24°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling.

Wednesday, September 23, 2026

Mid-Morning
Williamston Weather - 2026-09-23 - Morning - Cloudy
65°F 19°C
Cloudy
Mid-Afternoon
Williamston Weather - 2026-09-23 - Afternoon - Overcast
76°F 25°C
Overcast
Early-Evening
Williamston Weather - 2026-09-23 - Evening - Cloudy
73°F 23°C
Cloudy
Mild temperatures up to 76°F 25°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure.

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Weather by the Numbers

Thu, 10th
Williamston SC Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 93°F 34°C
Lo: 69°F 20°C
Sunrise 07:10 AM
Sunset 07:44 PM
Wind WSW 6 mph10 km/h
Dew Point 74°F24°C
uv Index 7
Barometric Pressure 30.09 in1019 mb
POP 3% *
Humidity 59%
Fri, 11th
Williamston SC Weather - Friday, Sep 11, 2026 - Sunny
Hi: 94°F 35°C
Lo: 75°F 24°C
Sunrise 07:11 AM
Sunset 07:43 PM
Wind WSW 6 mph10 km/h
Dew Point 62°F16°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 39%
Sat, 12th
Williamston SC Weather - Saturday, Sep 12, 2026 - Partly Cloudy
Hi: 85°F 29°C
Lo: 68°F 20°C
Sunrise 07:11 AM
Sunset 07:41 PM
Wind ENE 5 mph8 km/h
Dew Point 69°F20°C
uv Index 7
Barometric Pressure 30.06 in1018 mb
POP 9% *
Humidity 71%
Sun, 13th
Williamston SC Weather - Sunday, Sep 13, 2026 - Partly Cloudy
Hi: 87°F 31°C
Lo: 69°F 21°C
Sunrise 07:12 AM
Sunset 07:40 PM
Wind S 4 mph7 km/h
Dew Point 70°F21°C
uv Index 7
Barometric Pressure 30.09 in1019 mb
POP 8% *
Humidity 69%
Mon, 14th
Williamston SC Weather - Monday, Sep 14, 2026 - Sunny
Hi: 94°F 34°C
Lo: 73°F 23°C
Sunrise 07:13 AM
Sunset 07:38 PM
Wind E 3 mph5 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 30.09 in1019 mb
POP 2% *
Humidity 45%
Tue, 15th
Williamston SC Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 93°F 34°C
Lo: 75°F 24°C
Sunrise 07:13 AM
Sunset 07:37 PM
Wind ESE 2 mph4 km/h
Dew Point 67°F19°C
uv Index 8
Barometric Pressure 30.15 in1021 mb
POP 2% *
Humidity 50%
Wed, 16th
Williamston SC Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 95°F 35°C
Lo: 77°F 25°C
Sunrise 07:14 AM
Sunset 07:36 PM
Wind NE 2 mph4 km/h
Dew Point 65°F19°C
uv Index 8
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 45%
Thu, 17th
Williamston SC Weather - Thursday, Sep 17, 2026 - Overcast
Hi: 89°F 32°C
Lo: 74°F 24°C
Sunrise 07:15 AM
Sunset 07:34 PM
Wind ENE 7 mph11 km/h
Dew Point 68°F20°C
uv Index 6
Barometric Pressure 30.15 in1021 mb
POP 14% *
Humidity 60%
Fri, 18th
Williamston SC Weather - Friday, Sep 18, 2026 - Sunny
Hi: 91°F 33°C
Lo: 70°F 21°C
Sunrise 07:16 AM
Sunset 07:33 PM
Wind WSW 5 mph8 km/h
Dew Point 69°F20°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 4% *
Humidity 63%
Sat, 19th
Williamston SC Weather - Saturday, Sep 19, 2026 - Partly Cloudy
Hi: 71°F 22°C
Lo: 62°F 17°C
Sunrise 07:16 AM
Sunset 07:31 PM
Wind ENE 10 mph17 km/h
Dew Point 58°F15°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 21% *
Humidity 81%
Sun, 20th
Williamston SC Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 70°F 21°C
Lo: 55°F 13°C
Sunrise 07:17 AM
Sunset 07:30 PM
Wind ENE 9 mph15 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 45%
Mon, 21st
Williamston SC Weather - Monday, Sep 21, 2026 - Sunny
Hi: 72°F 22°C
Lo: 53°F 12°C
Sunrise 07:18 AM
Sunset 07:28 PM
Wind ENE 9 mph15 km/h
Dew Point 45°F7°C
uv Index 5
Barometric Pressure 30.33 in1027 mb
POP 2% *
Humidity 48%
Tue, 22nd
Williamston SC Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 76°F 24°C
Lo: 57°F 14°C
Sunrise 07:18 AM
Sunset 07:27 PM
Wind ESE 4 mph6 km/h
Dew Point 53°F12°C
uv Index 6
Barometric Pressure 30.27 in1025 mb
POP 3% *
Humidity 56%
Wed, 23rd
Williamston SC Weather - Wednesday, Sep 23, 2026 - Overcast
Hi: 77°F 25°C
Lo: 61°F 16°C
Sunrise 07:19 AM
Sunset 07:26 PM
Wind WSW 6 mph9 km/h
Dew Point 57°F14°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 10% *
Humidity 58%
* POP = Probability of Precipitation. Data for 12:00 PM.