Weather on October 31
San Antonio, TX
55 Years of Data
Avg High
78°F
Avg Low
54°F
Warmest
2024
81°F avg
Coldest
1993
45°F avg
About This Date
October 31st in San Antonio, TX typically brings pleasant fall weather, with average highs around 78°F and lows near 54°F. Over 55 years of records, the warmest October 31st was in 2024 (81°F average), while the coldest was 1993 (45°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 22% of October 31st dates historically, with the wettest October 31st recording 3.73" of rain. The last decade has been 8.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 8.2°F cooler on this date compared to 20-30 years ago.
Planning for October 31st in San Antonio, TX? Great weather for outdoor activities.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 43° | 59° | — | — |
| 2024warmest | 90° | 73° | 81° | — | — |
| 2023 | 85° | 42° | 63° | — | — |
| 2022 | 78° | 46° | 62° | — | — |
| 2021 | 80° | 41° | 61° | — | — |
| 2020 | 70° | 38° | 54° | — | — |
| 2019 | 53° | 38° | 45° | — | — |
| 2018 | 82° | 68° | 75° | — | — |
| 2017 | 80° | 41° | 61° | 0.08" | — |
| 2016 | 82° | 60° | 71° | — | — |
| 2015 | 83° | 66° | 74° | 3.25" | — |
| 2014 | 79° | 57° | 68° | 3.23" | — |
| 2013 | 83° | 71° | 77° | 1.6" | — |
| 2012 | 76° | 44° | 60° | — | — |
| 2011 | 74° | 43° | 58° | — | — |
| 2010 | 78° | 41° | 60° | — | — |
| 2009 | 72° | 41° | 56° | — | — |
| 2008 | 81° | 49° | 65° | — | — |
| 2007 | 75° | 45° | 60° | — | — |
| 2006 | 80° | 53° | 67° | — | — |
| 2005 | 79° | 61° | 70° | — | — |
| 2004 | 85° | 71° | 78° | — | — |
| 2003 | 83° | 68° | 75° | — | — |
| 2002 | 81° | 55° | 68° | — | — |
| 2001 | 74° | 52° | 63° | — | — |
| 2000 | 83° | 71° | 77° | — | — |
| 1999 | 69° | 44° | 57° | 1.19" | — |
| 1998 | 81° | 69° | 75° | — | — |
| 1997 | 79° | 65° | 72° | — | — |
| 1996 | 88° | 71° | 79° | — | — |
| 1995 | 68° | 62° | 65° | 0.36" | — |
| 1994 | 86° | 56° | 71° | — | — |
| 1993coldest | 64° | 27° | 45° | — | — |
| 1992 | 89° | 67° | 78° | — | — |
| 1991 | 54° | 39° | 46° | 1.12" | — |
| 1990 | 82° | 56° | 69° | — | — |
| 1989 | 67° | 39° | 53° | — | — |
| 1988 | 76° | 61° | 68° | 0.89" | — |
| 1987 | 85° | 65° | 75° | — | — |
| 1986 | 77° | 51° | 64° | — | — |
| 1985 | 76° | 54° | 65° | — | — |
| 1984 | 85° | 72° | 78° | 0.28" | — |
| 1983 | 81° | 55° | 68° | — | — |
| 1982 | 86° | 72° | 79° | — | — |
| 1981 | 77° | 57° | 67° | 3.73" | — |
| 1980 | 77° | 33° | 55° | — | — |
| 1979 | 78° | 45° | 61° | — | — |
| 1978 | 83° | 51° | 67° | — | — |
| 1977 | 82° | 72° | 77° | — | — |
| 1976 | 71° | 44° | 58° | — | — |
| 1975 | 82° | 66° | 74° | — | — |
| 1974 | 77° | 59° | 68° | 1.14" | — |
| 1973 | 78° | 49° | 63° | — | — |
| 1972 | 87° | 53° | 70° | 0.61" | — |
| 1971 | 84° | 65° | 74° | — | — |
55 years of data from SAN ANTONIO INCARNATE WORD