Weather on May 9
San Antonio, TX
55 Years of Data
Avg High
85°F
Avg Low
65°F
Warmest
2009
86°F avg
Coldest
1984
63°F avg
About This Date
May 9th in San Antonio, TX typically brings warm spring weather, with average highs around 85°F and lows near 65°F. Over 55 years of records, the warmest May 9th was in 2009 (86°F average), while the coldest was 1984 (63°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 36% of May 9th dates historically, with the wettest May 9th recording 3.89" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for May 9th in San Antonio, TX? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 64° | 74° | — | — |
| 2024 | 89° | 76° | 82° | — | — |
| 2023 | 75° | 65° | 70° | 0.94" | — |
| 2022 | 97° | 76° | 86° | — | — |
| 2021 | 91° | 75° | 83° | — | — |
| 2020 | 89° | 64° | 77° | — | — |
| 2019 | 83° | 68° | 75° | 0.25" | — |
| 2018 | 88° | 61° | 74° | — | — |
| 2017 | 77° | 67° | 72° | — | — |
| 2016 | 86° | 70° | 78° | — | — |
| 2015 | 88° | 71° | 79° | — | — |
| 2014 | 89° | 74° | 81° | — | — |
| 2013 | 83° | 66° | 74° | 0.03" | — |
| 2012 | 69° | 62° | 66° | 1.7" | — |
| 2011 | 96° | 73° | 85° | — | — |
| 2010 | 75° | 68° | 72° | — | — |
| 2009warmest | 100° | 71° | 86° | — | — |
| 2008 | 94° | 57° | 75° | — | — |
| 2007 | 84° | 69° | 77° | — | — |
| 2006 | 86° | 70° | 78° | — | — |
| 2005 | 73° | 60° | 67° | 3.89" | — |
| 2004 | 81° | 68° | 74° | 0.2" | — |
| 2003 | 91° | 76° | 83° | — | — |
| 2002 | 89° | 63° | 76° | — | — |
| 2001 | 81° | 61° | 71° | 0.03" | — |
| 2000 | 89° | 70° | 79° | — | — |
| 1999 | 87° | 56° | 71° | — | — |
| 1998 | 88° | 71° | 79° | — | — |
| 1997 | 72° | 59° | 65° | 1.35" | — |
| 1996 | 91° | 71° | 81° | — | — |
| 1995 | 93° | 57° | 75° | — | — |
| 1994 | 87° | 74° | 80° | 0.18" | — |
| 1993 | 86° | 66° | 76° | 0.05" | — |
| 1992 | 72° | 55° | 63° | 0.03" | — |
| 1991 | 84° | 59° | 72° | — | — |
| 1990 | 96° | 67° | 81° | — | — |
| 1989 | 96° | 71° | 84° | — | — |
| 1988 | 94° | 74° | 84° | — | — |
| 1987 | 85° | 58° | 71° | — | — |
| 1986 | 80° | 65° | 72° | 0.81" | — |
| 1985 | 85° | 65° | 75° | — | — |
| 1984coldest | 83° | 43° | 63° | — | — |
| 1983 | 78° | 58° | 68° | 0.61" | — |
| 1982 | 76° | 63° | 69° | 0.03" | — |
| 1981 | 89° | 63° | 76° | 0.25" | — |
| 1980 | 81° | 55° | 68° | — | — |
| 1979 | 84° | 76° | 80° | — | — |
| 1978 | 89° | 61° | 75° | — | — |
| 1977 | 82° | 66° | 74° | 0.08" | — |
| 1976 | 67° | 64° | 65° | 0.18" | — |
| 1975 | 81° | 62° | 71° | 0.15" | — |
| 1974 | 83° | 63° | 73° | 2.67" | — |
| 1973 | 90° | 57° | 73° | — | — |
| 1972 | 83° | 62° | 72° | — | — |
| 1971 | 91° | 73° | 82° | 0.1" | — |
55 years of data from SAN ANTONIO INCARNATE WORD