Weather on August 20
Wilmington, NC
55 Years of Data
Avg High
89°F
Avg Low
72°F
Warmest
1978
87°F avg
Coldest
1981
71°F avg
About This Date
August 20th in Wilmington, NC typically brings warm summer weather, with average highs around 89°F and lows near 72°F. Over 55 years of records, the warmest August 20th was in 1978 (87°F average), while the coldest was 1981 (71°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 56% of August 20th dates historically, with the wettest August 20th recording 10.87" of rain. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
Planning for August 20th in Wilmington, NC? 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° | 74° | 80° | 1.04" | — |
| 2024 | 85° | 71° | 78° | 0.36" | — |
| 2023 | 91° | 72° | 81° | — | — |
| 2022 | 89° | 73° | 81° | — | — |
| 2021 | 90° | 72° | 81° | 2.79" | — |
| 2020 | 86° | 72° | 79° | 0.13" | — |
| 2019 | 93° | 77° | 85° | — | — |
| 2018 | 92° | 78° | 85° | — | — |
| 2017 | 91° | 75° | 83° | — | — |
| 2016 | 92° | 73° | 82° | 0.46" | — |
| 2015 | 92° | 76° | 84° | — | — |
| 2014 | 90° | 74° | 82° | 0.61" | — |
| 2013 | 85° | 72° | 78° | 1.57" | — |
| 2012 | 85° | 73° | 79° | 0.51" | — |
| 2011 | 91° | 71° | 81° | 1.22" | — |
| 2010 | 89° | 73° | 81° | 0.94" | — |
| 2009 | 91° | 75° | 83° | — | — |
| 2008 | 85° | 68° | 76° | — | — |
| 2007 | 96° | 76° | 86° | — | — |
| 2006 | 90° | 74° | 82° | 0.05" | — |
| 2005 | 96° | 79° | 87° | 0.15" | — |
| 2004 | 87° | 72° | 79° | 0.05" | — |
| 2003 | 87° | 72° | 79° | — | — |
| 2002 | 90° | 75° | 82° | — | — |
| 2001 | 87° | 73° | 80° | 0.05" | — |
| 2000 | 83° | 63° | 73° | — | — |
| 1999 | 89° | 77° | 83° | 0.03" | — |
| 1998 | 83° | 61° | 72° | — | — |
| 1997 | 89° | 70° | 79° | 0.41" | — |
| 1996 | 87° | 69° | 78° | — | — |
| 1995 | 85° | 63° | 74° | — | — |
| 1994 | 86° | 71° | 79° | 0.33" | — |
| 1993 | 89° | 70° | 79° | — | — |
| 1992 | 83° | 70° | 76° | 0.43" | — |
| 1991 | 85° | 75° | 80° | 0.13" | — |
| 1990 | 94° | 71° | 82° | 3.61" | — |
| 1989 | 87° | 71° | 79° | 1.27" | — |
| 1988 | 90° | 79° | 84° | — | — |
| 1987 | 91° | 73° | 82° | — | — |
| 1986 | 88° | 76° | 82° | 3.02" | — |
| 1985 | 92° | 74° | 83° | 0.2" | — |
| 1984 | 84° | 70° | 77° | — | — |
| 1983 | 98° | 75° | 87° | — | — |
| 1982 | 88° | 72° | 80° | 0.08" | — |
| 1981coldest | 76° | 66° | 71° | 0.03" | — |
| 1980 | 91° | 76° | 83° | — | — |
| 1979 | 94° | 71° | 82° | 1.02" | — |
| 1978warmest | 97° | 77° | 87° | 0.33" | — |
| 1977 | 84° | 65° | 74° | — | — |
| 1976 | 79° | 66° | 72° | 10.87" | — |
| 1975 | 88° | 74° | 81° | — | — |
| 1974 | 85° | 70° | 77° | 0.1" | — |
| 1973 | 89° | 69° | 79° | 1.6" | — |
| 1972 | 87° | 70° | 78° | 0.18" | — |
| 1971 | 93° | 75° | 84° | — | — |
55 years of data from WILMINGTON INTL AP