Weather on August 18
Columbia, SC
55 Years of Data
Avg High
93°F
Avg Low
71°F
Warmest
1995
93°F avg
Coldest
1981
68°F avg
About This Date
August 18th in Columbia, SC typically brings hot summer weather, with average highs around 93°F and lows near 71°F. Over 55 years of records, the warmest August 18th was in 1995 (93°F average), while the coldest was 1981 (68°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 42% of August 18th dates historically, with the wettest August 18th recording 3.63" of rain. The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
Planning for August 18th in Columbia, SC? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 95° | 70° | 82° | 0.79" | — |
| 2024 | 95° | 69° | 82° | 1.7" | — |
| 2023 | 95° | 69° | 82° | — | — |
| 2022 | 87° | 69° | 78° | — | — |
| 2021 | — | 75° | — | 2.41" | — |
| 2020 | 92° | 70° | 81° | 0.56" | — |
| 2019 | 96° | 72° | 84° | — | — |
| 2018 | 95° | 72° | 83° | 0.13" | — |
| 2017 | 98° | 79° | 88° | — | — |
| 2016 | 97° | 78° | 87° | 0.03" | — |
| 2015 | 90° | 73° | 81° | 0.38" | — |
| 2014 | 96° | 75° | 86° | — | — |
| 2013 | 88° | 61° | 74° | 0.05" | — |
| 2012 | 91° | 70° | 80° | 1.14" | — |
| 2011 | 93° | 70° | 81° | — | — |
| 2010 | 95° | 76° | 85° | 0.56" | — |
| 2009 | 93° | 74° | 83° | — | — |
| 2008 | 88° | 67° | 77° | — | — |
| 2007 | 97° | 73° | 85° | 0.76" | — |
| 2006 | 89° | 71° | 80° | — | — |
| 2005 | 94° | 73° | 83° | 0.41" | — |
| 2004 | 90° | 71° | 80° | — | — |
| 2003 | 95° | 75° | 85° | — | — |
| 2002 | 98° | 74° | 86° | — | — |
| 2001 | 96° | 74° | 85° | 1.22" | — |
| 2000 | 107° | 76° | 91° | — | — |
| 1999 | 104° | 74° | 89° | — | — |
| 1998 | 97° | 70° | 83° | — | — |
| 1997 | 98° | 76° | 87° | — | — |
| 1996 | 94° | 70° | 82° | 0.18" | — |
| 1995warmest | 107° | 79° | 93° | — | — |
| 1994 | 88° | 73° | 80° | 0.05" | — |
| 1993 | 102° | 72° | 87° | 0.05" | — |
| 1992 | 86° | 66° | 76° | 0.53" | — |
| 1991 | 91° | 69° | 80° | — | — |
| 1990 | 92° | 71° | 81° | — | — |
| 1989 | 89° | 67° | 78° | 0.05" | — |
| 1988 | 103° | 73° | 88° | — | — |
| 1987 | 97° | 71° | 84° | — | — |
| 1986 | 93° | 71° | 82° | 3.63" | — |
| 1985 | 89° | 74° | 81° | 0.48" | — |
| 1984 | 91° | 71° | 81° | — | — |
| 1983 | 103° | 71° | 87° | — | — |
| 1982 | 87° | 67° | 77° | 1.5" | — |
| 1981coldest | 74° | 62° | 68° | 3.15" | — |
| 1980 | 92° | 70° | 81° | — | — |
| 1979 | 89° | 57° | 73° | — | — |
| 1978 | 95° | 73° | 84° | — | — |
| 1977 | 78° | 69° | 74° | — | — |
| 1976 | 91° | 62° | 77° | — | — |
| 1975 | 96° | 73° | 85° | — | — |
| 1974 | 92° | 70° | 81° | — | — |
| 1973 | 82° | 71° | 77° | 0.33" | — |
| 1972 | 87° | 72° | 79° | — | — |
| 1971 | 88° | 70° | 79° | — | — |
55 years of data from COLUMBIA UNIV OF SC