Weather on March 15
San Antonio, TX
55 Years of Data
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.
| 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° | — | — |
San Antonio, TX Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
San Antonio, TX Monthly Precipitation
Average rainfall and snowfall per month, in inches.
San Antonio, TX Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit San Antonio, TX
San Antonio, TX has no months that meet our "pleasant" threshold — every season has tradeoffs.