Weather Forecast for Folly Beach

South Carolina, United States of America

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Sunny

Current Weather - Folly Beach: 20°C

South Carolina, United States of America

Sunny

Feels like 20°C

Wind

12 km/h SE

Humidity

28%

Pressure

1023 mb

UV Index

3

Visibility

16 km

Sunny

Sunny

Monday, April 20, 2026

High

22°C

Low

12°C

Rain Chance

0%

Hourly Forecast

Clear 18°C
23:00
Apr 21

Day Statistics

Maximum Wind

26 km/h

Humidity

51%

Precipitation

0 mm

UV Index

8

Visibility

10 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

06:44 AM

Sunset

07:54 PM

Moonrise

08:51 AM

Moonset

No moonset

Moon Phase

Waxing Crescent

Moon Illumination

9%

Air Quality

PM2.5

6.2

μg/m³

PM10

7.5

μg/m³

NO₂

6.6

μg/m³

O₃

100.6

μg/m³

SO₂

4.4

μg/m³

CO

167.6

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

832.42

Diffuse Radiation

76.59

DNI

0

GTI

83.7