Michael D Beckwith / CC BY 2.0
Charleston, SC Weather on August 27
August 27th in Charleston, SC typically brings warm summer weather, with average highs around 86°F and lows near 76°F. Over 55 years of records, the warmest August 27th was in 1998 (90°F average), while the coldest was 1981 (76°F) — a 14°F range across recorded history. Rain or other precipitation has occurred on about 27% of August 27th dates historically, with the wettest August 27th recording 1.37" of rain. Temperatures on this date have remained relatively stable over the past several decades.
What to Expect on August 27
Planning for August 27th in Charleston, SC? Stay hydrated and seek shade during peak afternoon hours.
August 27 Weather Records for Charleston
- •The all-time record high for August 27th in Charleston, SC is 97°F, set in 1998.
- •The coldest August 27th on record dropped to 70°F in 2014.
- •Temperatures have reached 90°F or higher on August 27th in 7 of the last 55 years.
Frequently Asked Questions
What was the warmest August 27 ever in Charleston?
The warmest August 27 in Charleston, SC reached 97°F in 1998. That is 11°F above the long-term average high of 86°F.
What was the coldest August 27 ever in Charleston?
The coldest August 27 in Charleston, SC dropped to 70°F in 2014. That is 6°F below the long-term average low of 76°F.
What is the average temperature on August 27 in Charleston?
On August 27, Charleston averages a high of 86°F and a low of 76°F based on 55 years of NOAA weather observations from DWTN CHARLESTON.
How many years of weather data are available for August 27 in Charleston?
We have 55 years of weather records for August 27 in Charleston, SC, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
August 27 Weather History in Charleston
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 83°F | 74°F | 0" | -- |
| 2024 | 84°F | 75°F | 0" | -- |
| 2023 | 88°F | 81°F | 0" | -- |
| 2022 | 86°F | 78°F | 0" | -- |
| 2021 | 91°F | 85°F | 0" | -- |
| 2020 | 89°F | 77°F | 0" | -- |
| 2019 | 83°F | 74°F | 0" | -- |
| 2018 | 85°F | 76°F | 0.11" | -- |
| 2017 | 83°F | 75°F | 0" | -- |
| 2016 | 89°F | 77°F | 0" | -- |
| 2015 | 85°F | 73°F | 1.37" | -- |
| 2014 | 88°F | 70°F | 0" | -- |
| 2013 | 82°F | 72°F | 0" | -- |
| 2012 | 83°F | 77°F | 0.15" | -- |
| 2011 | 94°F | 79°F | 0" | -- |
| 2010 | 84°F | 74°F | 0.62" | -- |
| 2009 | 85°F | 77°F | 0.05" | -- |
| 2008 | 86°F | 80°F | 0" | -- |
| 2007 | 85°F | 76°F | 0.23" | -- |
| 2006 | 85°F | 76°F | 0" | -- |
| 2005 | 86°F | 76°F | 0.02" | -- |
| 2004 | 80°F | 74°F | 0.1" | -- |
| 2003 | 88°F | 78°F | 0" | -- |
| 2002 | 83°F | 75°F | 1.02" | -- |
| 2001 | 90°F | 77°F | 0" | -- |
| 2000 | 86°F | 75°F | 0.16" | -- |
| 1999 | 89°F | 82°F | 0" | -- |
| 1998 | 97°F | 83°F | 0" | -- |
| 1997 | 82°F | 72°F | 0" | -- |
| 1996 | 88°F | 73°F | 0" | -- |
| 1995 | 86°F | 77°F | 1.28" | -- |
| 1994 | 88°F | 71°F | 0" | -- |
| 1993 | 82°F | 76°F | 0" | -- |
| 1992 | 85°F | 79°F | 0.13" | -- |
| 1991 | 85°F | 73°F | 0" | -- |
| 1990 | 88°F | 79°F | 0" | -- |
| 1989 | 85°F | 79°F | 0" | -- |
| 1988 | 82°F | 74°F | 0.19" | -- |
| 1987 | 90°F | 79°F | 0" | -- |
| 1986 | 87°F | 79°F | 0" | -- |
| 1985 | 93°F | 76°F | 0" | -- |
| 1984 | 85°F | 70°F | 0" | -- |
| 1983 | 89°F | 76°F | 0" | -- |
| 1982 | 89°F | 78°F | 0" | -- |
| 1981 | 81°F | 71°F | 0" | -- |
| 1980 | 84°F | 72°F | 0" | -- |
| 1979 | 88°F | 76°F | 0.16" | -- |
| 1978 | 89°F | 76°F | 0" | -- |
| 1977 | 87°F | 78°F | 0" | -- |
| 1976 | 86°F | 75°F | 0" | -- |
| 1975 | 93°F | 76°F | 0" | -- |
| 1974 | 89°F | 75°F | 0.08" | -- |
| 1973 | 85°F | 73°F | 0" | -- |
| 1972 | 85°F | 78°F | 0" | -- |
| 1971 | 88°F | 74°F | 0" | -- |
Based on 55 years of data from NOAA station: DWTN CHARLESTON
Monthly Climate Averages
Historical temperature and precipitation averages for Charleston, SC, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.