Weather on March 20
Charleston, SC
55 Years of Data
Avg High
67°F
Avg Low
53°F
Warmest
1982
74°F avg
Coldest
1981
44°F avg
About This Date
March 20th in Charleston, SC typically brings mild spring weather, with average highs around 67°F and lows near 53°F. Over 56 years of records, the warmest March 20th was in 1982 (74°F average), while the coldest was 1981 (44°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 21% of March 20th dates historically, with the wettest March 20th recording 5.92" of rain. The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
Planning for March 20th in Charleston, SC? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 65° | 49° | 57° | — | — |
| 2025 | 68° | 51° | 60° | — | — |
| 2024 | 71° | 50° | 61° | — | — |
| 2023 | 57° | 45° | 51° | — | — |
| 2022 | 70° | 55° | 62° | — | — |
| 2021 | 60° | 46° | 53° | — | — |
| 2020 | 74° | 67° | 70° | — | — |
| 2019 | 56° | 47° | 51° | — | — |
| 2018 | 71° | 62° | 67° | 1.07" | — |
| 2017 | 61° | 47° | 54° | — | — |
| 2016 | 65° | 51° | 58° | — | — |
| 2015 | 72° | 55° | 63° | 1.22" | — |
| 2014 | 70° | 50° | 60° | — | — |
| 2013 | 65° | 49° | 57° | — | — |
| 2012 | 74° | 64° | 69° | — | — |
| 2011 | 64° | 58° | 61° | — | — |
| 2010 | 72° | 54° | 63° | — | — |
| 2009 | 64° | 54° | 59° | — | — |
| 2008 | 68° | 57° | 63° | 0.23" | — |
| 2007 | 68° | 55° | 62° | — | — |
| 2006 | 59° | 54° | 56° | — | — |
| 2005 | 66° | 48° | 57° | — | — |
| 2004 | 66° | 59° | 63° | — | — |
| 2003 | 71° | 63° | 67° | 2.97" | — |
| 2002 | 76° | 63° | 69° | — | — |
| 2001 | 66° | 52° | 59° | 5.92" | — |
| 2000 | 74° | 62° | 68° | 2.41" | — |
| 1999 | 64° | 52° | 58° | — | — |
| 1998 | 69° | 58° | 63° | — | — |
| 1997 | 62° | 54° | 58° | — | — |
| 1996 | 49° | 41° | 45° | — | — |
| 1995 | 66° | 54° | 60° | — | — |
| 1994 | 73° | 57° | 65° | — | — |
| 1993 | 58° | 41° | 49° | — | — |
| 1992 | 57° | 43° | 50° | — | — |
| 1991 | 65° | 51° | 58° | — | — |
| 1990 | 62° | 49° | 55° | — | — |
| 1989 | 67° | 54° | 60° | 0.25" | — |
| 1988 | 69° | 42° | 56° | — | — |
| 1987 | 56° | 48° | 52° | — | — |
| 1986 | 65° | 50° | 57° | 0.76" | — |
| 1985 | 67° | 42° | 54° | — | — |
| 1984 | 73° | 62° | 68° | 1.3" | — |
| 1983 | 69° | 56° | 62° | 0.08" | — |
| 1982warmest | 86° | 63° | 74° | — | — |
| 1981coldest | 54° | 35° | 44° | — | — |
| 1980 | 65° | 56° | 60° | 0.61" | — |
| 1979 | 65° | 54° | 59° | — | — |
| 1978 | 75° | 51° | 63° | — | — |
| 1977 | 72° | 58° | 65° | 0.91" | — |
| 1976 | 79° | 58° | 68° | — | — |
| 1975 | 74° | 49° | 61° | — | — |
| 1974 | 79° | 62° | 70° | — | — |
| 1973 | 68° | 56° | 62° | — | — |
| 1972 | 68° | 55° | 62° | — | — |
| 1971 | 55° | 44° | 50° | — | — |
56 years of data from DWTN CHARLESTON