Weather on August 21
Corpus Christi, TX
55 Years of Data
Avg High
94°F
Avg Low
77°F
Warmest
2011
90°F avg
Coldest
2013
77°F avg
About This Date
August 21st in Corpus Christi, TX typically brings hot summer weather, with average highs around 94°F and lows near 77°F. Over 55 years of records, the warmest August 21st was in 2011 (90°F average), while the coldest was 2013 (77°F) — a 13°F range across recorded history. Rain or other precipitation has occurred on about 15% of August 21st dates historically, with the wettest August 21st recording 2.01" of rain. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for August 21st in Corpus Christi, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 99° | 77° | 88° | — | — |
| 2024 | 102° | 78° | 90° | — | — |
| 2023 | 98° | 79° | 88° | — | — |
| 2022 | 89° | 75° | 82° | 2.01" | — |
| 2021 | 95° | 78° | 87° | — | — |
| 2020 | 100° | 76° | 88° | — | — |
| 2019 | 95° | 80° | 88° | — | — |
| 2018 | 96° | 79° | 87° | — | — |
| 2017 | 93° | 79° | 86° | — | — |
| 2016 | 91° | 78° | 85° | 0.15" | — |
| 2015 | 90° | 75° | 82° | 0.46" | — |
| 2014 | 93° | 79° | 86° | — | — |
| 2013coldest | 81° | 74° | 77° | 0.66" | — |
| 2012 | 97° | 77° | 87° | — | — |
| 2011warmest | 99° | 81° | 90° | — | — |
| 2010 | 95° | 81° | 88° | — | — |
| 2009 | 97° | 80° | 88° | — | — |
| 2008 | 92° | 78° | 85° | — | — |
| 2007 | 92° | 76° | 84° | 0.43" | — |
| 2006 | 95° | 78° | 87° | — | — |
| 2005 | 95° | 77° | 86° | — | — |
| 2004 | 98° | 77° | 88° | — | — |
| 2003 | 96° | 74° | 85° | — | — |
| 2002 | 96° | 75° | 86° | — | — |
| 2001 | 96° | 76° | 86° | — | — |
| 2000 | 95° | 76° | 85° | — | — |
| 1999 | 96° | 73° | 85° | — | — |
| 1998 | 93° | 77° | 85° | 0.99" | — |
| 1997 | 100° | 72° | 86° | — | — |
| 1996 | 92° | 74° | 83° | 0.66" | — |
| 1995 | 97° | 75° | 86° | — | — |
| 1994 | 97° | 76° | 86° | — | — |
| 1993 | 96° | 72° | 84° | — | — |
| 1992 | 91° | 71° | 81° | — | — |
| 1991 | 98° | 76° | 87° | — | — |
| 1990 | 97° | 74° | 85° | — | — |
| 1989 | 93° | 77° | 85° | — | — |
| 1988 | 95° | 77° | 86° | — | — |
| 1987 | 92° | 77° | 84° | — | — |
| 1986 | 92° | 69° | 80° | 0.1" | — |
| 1985 | 95° | 73° | 84° | — | — |
| 1984 | 95° | 73° | 84° | — | — |
| 1983 | 95° | 75° | 85° | — | — |
| 1982 | 94° | 75° | 84° | — | — |
| 1981 | 92° | 76° | 84° | — | — |
| 1980 | 89° | 78° | 84° | — | — |
| 1979 | 91° | 81° | 86° | — | — |
| 1978 | 91° | 75° | 83° | — | — |
| 1977 | 93° | 80° | 87° | — | — |
| 1976 | 88° | 77° | 82° | — | — |
| 1975 | 90° | 82° | 86° | — | — |
| 1974 | 89° | 79° | 84° | — | — |
| 1973 | 89° | 77° | 83° | — | — |
| 1972 | 90° | 78° | 84° | — | — |
| 1971 | 92° | 78° | 85° | — | — |
55 years of data from CORPUS CHRISTI