Weather on June 20
Charleston, SC
55 Years of Data
About This Date
June 20th in Charleston, SC typically brings warm summer weather, with average highs around 86°F and lows near 74°F. Over 55 years of records, the warmest June 20th was in 2011 (90°F average), while the coldest was 1995 (72°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 44% of June 20th dates historically, with the wettest June 20th recording 5.33" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for June 20th in Charleston, SC? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 79° | 83° | — | — |
| 2024 | 84° | 75° | 80° | — | — |
| 2023 | 79° | 74° | 76° | 0.18" | — |
| 2022 | 83° | 73° | 78° | — | — |
| 2021 | 85° | 76° | 80° | 4.19" | — |
| 2020 | 82° | 70° | 76° | 0.03" | — |
| 2019 | 90° | 72° | 81° | 1.3" | — |
| 2018 | 91° | 79° | 85° | — | — |
| 2017 | 83° | 76° | 79° | 0.41" | — |
| 2016 | 82° | 72° | 77° | — | — |
| 2015 | 92° | 82° | 87° | — | — |
| 2014 | 88° | 77° | 82° | — | — |
| 2013 | 80° | 74° | 77° | 0.05" | — |
| 2012 | 81° | 76° | 78° | — | — |
| 2011warmest | 100° | 81° | 90° | — | — |
| 2010 | 90° | 78° | 84° | 0.03" | — |
| 2009 | 95° | 80° | 88° | — | — |
| 2008 | 83° | 69° | 76° | 4.75" | — |
| 2007 | 80° | 74° | 77° | 0.89" | — |
| 2006 | 88° | 75° | 81° | — | — |
| 2005 | 78° | 67° | 72° | — | — |
| 2004 | 84° | 77° | 81° | — | — |
| 2003 | 88° | 76° | 82° | — | — |
| 2002 | 79° | 71° | 75° | 5.33" | — |
| 2001 | 83° | 71° | 77° | 3.05" | — |
| 2000 | 88° | 77° | 82° | — | — |
| 1999 | 78° | 69° | 74° | — | — |
| 1998 | 89° | 74° | 81° | — | — |
| 1997 | 87° | 76° | 81° | — | — |
| 1996 | 87° | 77° | 82° | 0.15" | — |
| 1995coldest | 78° | 66° | 72° | — | — |
| 1994 | 89° | 74° | 81° | — | — |
| 1993 | 82° | 75° | 79° | — | — |
| 1992 | 85° | 72° | 78° | — | — |
| 1991 | 87° | 78° | 83° | — | — |
| 1990 | 88° | 79° | 83° | — | — |
| 1989 | 82° | 74° | 78° | 0.28" | — |
| 1988 | 81° | 75° | 78° | — | — |
| 1987 | 83° | 75° | 79° | 0.03" | — |
| 1986 | 87° | 76° | 81° | — | — |
| 1985 | 88° | 69° | 78° | — | — |
| 1984 | 98° | 74° | 86° | 0.91" | — |
| 1983 | 83° | 72° | 77° | — | — |
| 1982 | 91° | 77° | 84° | — | — |
| 1981 | 92° | 70° | 81° | 0.15" | — |
| 1980 | 86° | 72° | 79° | 0.08" | — |
| 1979 | 78° | 68° | 73° | 3.12" | — |
| 1978 | 84° | 72° | 78° | — | — |
| 1977 | 96° | 73° | 85° | 0.18" | — |
| 1976 | 85° | 75° | 80° | 0.1" | — |
| 1975 | 94° | 74° | 84° | 0.08" | — |
| 1974 | 88° | 75° | 81° | 0.18" | — |
| 1973 | 85° | 75° | 80° | 0.38" | — |
| 1972 | 79° | 72° | 75° | 1.52" | — |
| 1971 | 86° | 73° | 80° | — | — |
Charleston, SC Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Charleston, SC Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Charleston, SC Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Charleston, SC
Charleston, SC has no months that meet our "pleasant" threshold — every season has tradeoffs.