Weather on June 15
Charleston, SC
55 Years of Data
Avg High
85°F
Avg Low
74°F
Warmest
1981
89°F avg
Coldest
2020
69°F avg
About This Date
June 15th in Charleston, SC typically brings warm summer weather, with average highs around 85°F and lows near 74°F. Over 55 years of records, the warmest June 15th was in 1981 (89°F average), while the coldest was 2020 (69°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 35% of June 15th dates historically, with the wettest June 15th recording 4.29" of rain. The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
Planning for June 15th in Charleston, SC? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 75° | 81° | 0.1" | — |
| 2024 | 91° | 76° | 83° | — | — |
| 2023 | 81° | 70° | 75° | — | — |
| 2022 | 87° | 76° | 81° | — | — |
| 2021 | 96° | 72° | 84° | 4.29" | — |
| 2020coldest | 73° | 64° | 69° | 3.07" | — |
| 2019 | 79° | 69° | 74° | — | — |
| 2018 | 90° | 75° | 82° | — | — |
| 2017 | 87° | 76° | 81° | — | — |
| 2016 | 91° | 81° | 86° | — | — |
| 2015 | 94° | 79° | 86° | — | — |
| 2014 | 85° | 77° | 81° | — | — |
| 2013 | 80° | 74° | 77° | — | — |
| 2012 | 79° | 67° | 73° | — | — |
| 2011 | 83° | 72° | 77° | 1.04" | — |
| 2010 | 90° | 84° | 87° | — | — |
| 2009 | 85° | 75° | 80° | 0.36" | — |
| 2008 | 85° | 75° | 80° | 0.05" | — |
| 2007 | 76° | 70° | 73° | 0.23" | — |
| 2006 | 81° | 76° | 78° | — | — |
| 2005 | 93° | 77° | 85° | — | — |
| 2004 | 81° | 77° | 79° | 0.58" | — |
| 2003 | 87° | 78° | 83° | — | — |
| 2002 | 89° | 73° | 81° | — | — |
| 2001 | 93° | 72° | 82° | — | — |
| 2000 | 85° | 78° | 81° | — | — |
| 1999 | 89° | 74° | 81° | 1.02" | — |
| 1998 | 93° | 82° | 88° | — | — |
| 1997 | 78° | 71° | 75° | 0.08" | — |
| 1996 | 84° | 73° | 79° | — | — |
| 1995 | 82° | 70° | 76° | — | — |
| 1994 | 82° | 78° | 80° | 0.61" | — |
| 1993 | 81° | 72° | 76° | — | — |
| 1992 | 79° | 71° | 75° | — | — |
| 1991 | 82° | 74° | 78° | — | — |
| 1990 | 93° | 74° | 83° | 3.45" | — |
| 1989 | 84° | 71° | 78° | 1.83" | — |
| 1988 | 78° | 69° | 74° | — | — |
| 1987 | 85° | 74° | 79° | — | — |
| 1986 | 78° | 72° | 75° | 1.47" | — |
| 1985 | 81° | 73° | 77° | 0.79" | — |
| 1984 | 89° | 74° | 81° | — | — |
| 1983 | 80° | 69° | 75° | — | — |
| 1982 | 82° | 77° | 80° | — | — |
| 1981warmest | 99° | 80° | 89° | — | — |
| 1980 | 92° | 74° | 83° | — | — |
| 1979 | 75° | 64° | 70° | 0.05" | — |
| 1978 | 80° | 68° | 74° | 0.03" | — |
| 1977 | 89° | 74° | 81° | 0.03" | — |
| 1976 | 82° | 74° | 78° | 0.03" | — |
| 1975 | 88° | 75° | 81° | — | — |
| 1974 | 78° | 68° | 73° | — | — |
| 1973 | 84° | 72° | 78° | — | — |
| 1972 | 80° | 71° | 76° | — | — |
| 1971 | 91° | 75° | 83° | — | — |
55 years of data from DWTN CHARLESTON