Weather on March 15
San Antonio, TX
55 Years of Data
Avg High
74°F
Avg Low
53°F
Warmest
2020
77°F avg
Coldest
1988
47°F avg
About This Date
March 15th in San Antonio, TX typically brings pleasant spring weather, with average highs around 74°F and lows near 53°F. Over 56 years of records, the warmest March 15th was in 2020 (77°F average), while the coldest was 1988 (47°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 36% of March 15th dates historically, with the wettest March 15th recording 5.97" of rain. The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
Planning for March 15th in San Antonio, TX? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 98° | 54° | 76° | — | — |
| 2025 | 79° | 60° | 69° | — | — |
| 2024 | 78° | 65° | 71° | 0.05" | — |
| 2023 | 72° | 55° | 63° | — | — |
| 2022 | 80° | 48° | 64° | — | — |
| 2021 | 77° | 43° | 60° | — | — |
| 2020warmest | 85° | 70° | 77° | — | — |
| 2019 | 78° | 54° | 66° | — | — |
| 2018 | 69° | 46° | 58° | — | — |
| 2017 | 71° | 47° | 59° | — | — |
| 2016 | 87° | 63° | 75° | — | — |
| 2015 | 77° | 52° | 64° | — | — |
| 2014 | 75° | 47° | 61° | — | — |
| 2013 | 78° | 50° | 64° | — | — |
| 2012 | 81° | 67° | 74° | — | — |
| 2011 | 75° | 49° | 62° | — | — |
| 2010 | 81° | 48° | 64° | — | — |
| 2009 | 55° | 43° | 49° | 0.13" | — |
| 2008 | 95° | 53° | 74° | — | — |
| 2007 | 73° | 58° | 65° | — | — |
| 2006 | 76° | 49° | 62° | — | — |
| 2005 | 69° | 46° | 58° | 0.05" | — |
| 2004 | 75° | 59° | 67° | 1.07" | — |
| 2003 | 81° | 61° | 71° | — | — |
| 2002 | 86° | 64° | 75° | — | — |
| 2001 | 64° | 54° | 59° | 1.3" | — |
| 2000 | 64° | 53° | 59° | 0.86" | — |
| 1999 | 66° | 34° | 50° | — | — |
| 1998 | 64° | 59° | 62° | 1.04" | — |
| 1997 | 54° | 45° | 49° | — | — |
| 1996 | 81° | 60° | 70° | — | — |
| 1995 | 74° | 53° | 63° | 0.03" | — |
| 1994 | 65° | 60° | 62° | 5.97" | — |
| 1993 | 63° | 50° | 56° | 0.33" | — |
| 1992 | 81° | 49° | 65° | — | — |
| 1991 | 51° | 47° | 49° | 0.91" | — |
| 1990 | 70° | 44° | 57° | — | — |
| 1989 | 78° | 61° | 69° | — | — |
| 1988coldest | 64° | 31° | 47° | — | — |
| 1987 | 70° | 62° | 66° | — | — |
| 1986 | 76° | 49° | 62° | 0.25" | — |
| 1985 | 54° | 49° | 51° | 0.76" | — |
| 1984 | 79° | 67° | 73° | — | — |
| 1983 | 65° | 54° | 59° | 1.3" | — |
| 1982 | 80° | 68° | 74° | 0.03" | — |
| 1981 | 79° | 53° | 66° | — | — |
| 1980 | 78° | 55° | 67° | 0.05" | — |
| 1979 | 62° | 48° | 55° | 2.57" | — |
| 1978 | 78° | 48° | 63° | — | — |
| 1977 | 85° | 65° | 75° | — | — |
| 1976 | 68° | 51° | 60° | — | — |
| 1975 | 73° | 48° | 61° | — | — |
| 1974 | 78° | 57° | 68° | 0.74" | — |
| 1973 | 83° | 56° | 69° | 0.3" | — |
| 1972 | 82° | 54° | 68° | 0.2" | — |
| 1971 | 82° | 47° | 64° | — | — |
56 years of data from SAN ANTONIO INCARNATE WORD