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Folly Beach city, South Carolina

Official LSAD Designation: Folly Beach city • Census GEOID: 4526035 • Charleston County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Folly Beach city.

Reference Weather Station: CHARLESTON CITY, SC US (ID: USW00013782) • Located 7.8 miles from community center • Elevation: 3.0 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 58.0° 43.6° 50.8° 2.56"
February 60.3° 46.1° 53.2° 2.56"
March 65.6° 52.0° 58.8° 3.03"
April 72.3° 59.7° 66.0° 2.96"
May 79.0° 68.0° 73.5° 2.58"
June 84.3° 74.2° 79.2° 4.85"
July 87.5° 77.1° 82.3° 5.08"
August 86.4° 76.5° 81.4° 6.11"
September 82.6° 72.5° 77.6° 5.25"
October 75.6° 63.2° 69.4° 4.07"
November 67.1° 53.1° 60.1° 2.30"
December 60.9° 46.8° 53.8° 2.91"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station CHARLESTON CITY, SC US (ID: USW00013782) • 7.8 miles from community center .

This is the same reference station used for monthly normals.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at CHARLESTON CITY, SC US Year is the horizontal axis. Annual mean temperature in degrees Fahrenheit is the vertical axis. Dots show recorded years; lines connect consecutive available years only. Missing years are gaps, with no interpolation. Optional dashed lines show annual mean of daily highs and lows. Exact values appear in the data table below. 57.0 62.3 67.5 72.8 78.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 66.3°F 2011: Annual mean 67.8°F 2012: Annual mean 68.4°F 2013: Annual mean 66.9°F 2015: Annual mean 68.4°F 2016: Annual mean 68.5°F 2017: Annual mean 68.8°F 2018: Annual mean 67.9°F 2019: Annual mean 68.7°F 2020: Annual mean 69.0°F 2021: Annual mean 69.0°F 2022: Annual mean 68.0°F 2023: Annual mean 68.6°F 2024: Annual mean 68.6°F 2025: Annual mean 67.5°F 2010: Annual mean of daily highs 72.7°F 2011: Annual mean of daily highs 74.2°F 2012: Annual mean of daily highs 74.5°F 2013: Annual mean of daily highs 73.1°F 2015: Annual mean of daily highs 74.8°F 2016: Annual mean of daily highs 74.7°F 2017: Annual mean of daily highs 74.8°F 2018: Annual mean of daily highs 73.9°F 2019: Annual mean of daily highs 74.5°F 2020: Annual mean of daily highs 74.9°F 2021: Annual mean of daily highs 75.0°F 2022: Annual mean of daily highs 73.7°F 2023: Annual mean of daily highs 74.5°F 2024: Annual mean of daily highs 74.2°F 2025: Annual mean of daily highs 73.3°F 2010: Annual mean of daily lows 60.0°F 2011: Annual mean of daily lows 61.4°F 2012: Annual mean of daily lows 62.3°F 2013: Annual mean of daily lows 60.7°F 2015: Annual mean of daily lows 62.0°F 2016: Annual mean of daily lows 62.3°F 2017: Annual mean of daily lows 62.8°F 2018: Annual mean of daily lows 62.0°F 2019: Annual mean of daily lows 63.0°F 2020: Annual mean of daily lows 63.1°F 2021: Annual mean of daily lows 62.9°F 2022: Annual mean of daily lows 62.2°F 2023: Annual mean of daily lows 62.7°F 2024: Annual mean of daily lows 63.0°F 2025: Annual mean of daily lows 61.7°F

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)
Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year Annual mean (°F) Annual mean of daily highs (°F) Annual mean of daily lows (°F)
2010 66.3 72.7 60.0
2011 67.8 74.2 61.4
2012 68.4 74.5 62.3
2013 66.9 73.1 60.7
2014 Unavailable Unavailable Unavailable
2015 68.4 74.8 62.0
2016 68.5 74.7 62.3
2017 68.8 74.8 62.8
2018 67.9 73.9 62.0
2019 68.7 74.5 63.0
2020 69.0 74.9 63.1
2021 69.0 75.0 62.9
2022 68.0 73.7 62.2
2023 68.6 74.5 62.7
2024 68.6 74.2 63.0
2025 67.5 73.3 61.7
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.