Weather on October 21
Corpus Christi, TX
55 Years of Data
Avg High
83°F
Avg Low
65°F
Warmest
2025
84°F avg
Coldest
1976
61°F avg
About This Date
October 21st in Corpus Christi, TX typically brings warm fall weather, with average highs around 83°F and lows near 65°F. Over 55 years of records, the warmest October 21st was in 2025 (84°F average), while the coldest was 1976 (61°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 24% of October 21st dates historically, with the wettest October 21st recording 6.27" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Corpus Christi, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 95° | 74° | 84° | — | — |
| 2024 | 84° | 65° | 74° | — | — |
| 2023 | 89° | 63° | 76° | — | — |
| 2022 | 83° | 56° | 69° | — | — |
| 2021 | 86° | 68° | 77° | — | — |
| 2020 | 88° | 74° | 81° | — | — |
| 2019 | 84° | 69° | 77° | 0.2" | — |
| 2018 | 72° | 64° | 68° | 0.03" | — |
| 2017 | 87° | 70° | 78° | — | — |
| 2016 | 92° | 64° | 78° | — | — |
| 2015 | 85° | 71° | 78° | — | — |
| 2014 | 76° | 70° | 73° | 2.16" | — |
| 2013 | 75° | 53° | 64° | — | — |
| 2012 | 89° | 73° | 81° | — | — |
| 2011 | 89° | 67° | 78° | — | — |
| 2010 | 89° | 69° | 79° | 0.03" | — |
| 2009 | 85° | 73° | 79° | 0.03" | — |
| 2008 | 84° | 62° | 73° | — | — |
| 2007 | 88° | 66° | 77° | — | — |
| 2006 | 73° | 60° | 67° | — | — |
| 2005 | 85° | 68° | 76° | — | — |
| 2004 | 91° | 75° | 83° | — | — |
| 2003 | 83° | 61° | 72° | — | — |
| 2002 | 85° | 72° | 78° | — | — |
| 2001 | 85° | 62° | 73° | — | — |
| 2000 | 86° | 71° | 79° | — | — |
| 1999 | 76° | 47° | 61° | — | — |
| 1998 | 72° | 63° | 67° | — | — |
| 1997 | 81° | 63° | 72° | — | — |
| 1996 | 88° | 74° | 81° | — | — |
| 1995 | 83° | 45° | 64° | — | — |
| 1994 | 89° | 73° | 81° | — | — |
| 1993 | 75° | 61° | 68° | — | — |
| 1992 | 85° | 67° | 76° | — | — |
| 1991 | 84° | 65° | 74° | — | — |
| 1990 | 87° | 57° | 72° | 0.36" | — |
| 1989 | 81° | 47° | 64° | — | — |
| 1988 | 88° | 69° | 78° | — | — |
| 1987 | 76° | 60° | 68° | — | — |
| 1986 | 78° | 69° | 74° | 0.69" | — |
| 1985 | 81° | 69° | 75° | 4.11" | — |
| 1984 | 87° | 68° | 78° | 2.13" | — |
| 1983 | 79° | 62° | 70° | 6.27" | — |
| 1982 | 77° | 58° | 67° | — | — |
| 1981 | 87° | 64° | 76° | — | — |
| 1980 | 70° | 59° | 64° | 0.61" | — |
| 1979 | 91° | — | — | — | — |
| 1978 | 82° | 62° | 72° | — | — |
| 1977 | 83° | 71° | 77° | 0.64" | — |
| 1976coldest | 70° | 52° | 61° | — | — |
| 1975 | 81° | 74° | 77° | — | — |
| 1974 | 76° | 69° | 72° | 2.03" | — |
| 1973 | 80° | 63° | 71° | — | — |
| 1972 | 86° | 77° | 82° | — | — |
| 1971 | 80° | 65° | 72° | — | — |
55 years of data from CORPUS CHRISTI