Weather on April 20
Charleston, SC
55 Years of Data
Avg High
74°F
Avg Low
60°F
Warmest
2002
80°F avg
Coldest
1983
50°F avg
About This Date
April 20th in Charleston, SC typically brings pleasant spring weather, with average highs around 74°F and lows near 60°F. Over 55 years of records, the warmest April 20th was in 2002 (80°F average), while the coldest was 1983 (50°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 24% of April 20th dates historically, with the wettest April 20th recording 1.68" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for April 20th in Charleston, SC? Great weather for outdoor activities.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 68° | 72° | — | — |
| 2024 | 86° | 71° | 79° | — | — |
| 2023 | 79° | 63° | 71° | — | — |
| 2022 | 65° | 57° | 61° | — | — |
| 2021 | 74° | 65° | 69° | — | — |
| 2020 | 73° | 62° | 68° | 1.12" | — |
| 2019 | 64° | 55° | 60° | — | — |
| 2018 | 63° | 50° | 56° | — | — |
| 2017 | 80° | 67° | 73° | — | — |
| 2016 | 77° | 59° | 68° | — | — |
| 2015 | 76° | 66° | 71° | — | — |
| 2014 | 65° | 53° | 59° | — | — |
| 2013 | 66° | 52° | 59° | 0.69" | — |
| 2012 | 72° | 63° | 67° | — | — |
| 2011 | 87° | 71° | 79° | — | — |
| 2010 | 68° | 59° | 64° | — | — |
| 2009 | 72° | 66° | 69° | — | — |
| 2008 | 74° | 62° | 68° | 0.36" | — |
| 2007 | 64° | 56° | 60° | 0.13" | — |
| 2006 | 71° | 61° | 66° | — | — |
| 2005 | 76° | 60° | 68° | — | — |
| 2004 | 76° | 64° | 70° | — | — |
| 2003 | 73° | 59° | 66° | — | — |
| 2002warmest | 90° | 71° | 80° | — | — |
| 2001 | 77° | 57° | 67° | — | — |
| 2000 | 73° | 60° | 67° | — | — |
| 1999 | 78° | 59° | 69° | — | — |
| 1998 | 71° | 65° | 68° | 0.08" | — |
| 1997 | 76° | 59° | 67° | — | — |
| 1996 | 74° | 65° | 69° | — | — |
| 1995 | 81° | 69° | 75° | — | — |
| 1994 | 81° | 66° | 73° | — | — |
| 1993 | 72° | 61° | 66° | — | — |
| 1992 | 72° | 68° | 70° | 0.51" | — |
| 1991 | 68° | 61° | 64° | — | — |
| 1990 | 69° | 60° | 65° | — | — |
| 1989 | 67° | 52° | 59° | 0.89" | — |
| 1988 | 62° | 50° | 56° | — | — |
| 1987 | 79° | 59° | 69° | — | — |
| 1986 | 70° | 56° | 63° | — | — |
| 1985 | 79° | 61° | 70° | — | — |
| 1984 | 73° | 56° | 64° | 0.15" | — |
| 1983coldest | 61° | 39° | 50° | — | — |
| 1982 | 72° | 64° | 68° | 1.68" | — |
| 1981 | 88° | 62° | 75° | 1.04" | — |
| 1980 | 72° | 60° | 66° | 0.2" | — |
| 1979 | 76° | 55° | 65° | — | — |
| 1978 | 72° | 52° | 62° | — | — |
| 1977 | 80° | 66° | 73° | — | — |
| 1976 | 80° | 61° | 70° | — | — |
| 1975 | 70° | 54° | 62° | 0.33" | — |
| 1974 | 68° | 57° | 63° | — | — |
| 1973 | 75° | 61° | 68° | — | — |
| 1972 | 82° | 65° | 73° | — | — |
| 1971 | 77° | 59° | 68° | 0.38" | — |
55 years of data from DWTN CHARLESTON