Weather on February 21
San Antonio, TX
55 Years of Data
About This Date
February 21st in San Antonio, TX typically brings pleasant winter weather, with average highs around 71°F and lows near 47°F. Over 56 years of records, the warmest February 21st was in 1996 (76°F average), while the coldest was 2025 (36°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 32% of February 21st dates historically, with the wettest February 21st recording 2.67" of rain. The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
Planning for February 21st in San Antonio, TX? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 76° | 52° | 64° | — | — |
| 2025coldest | 40° | 31° | 36° | — | — |
| 2024 | 78° | 45° | 61° | — | — |
| 2023 | 85° | 57° | 71° | — | — |
| 2022 | 83° | 62° | 72° | — | — |
| 2021 | 91° | 22° | 56° | — | — |
| 2020 | 49° | 40° | 44° | — | — |
| 2019 | 68° | 33° | 51° | — | — |
| 2018 | 69° | 49° | 59° | 0.23" | — |
| 2017 | 84° | 50° | 67° | — | — |
| 2016 | 73° | 65° | 69° | — | — |
| 2015 | 79° | 62° | 70° | — | — |
| 2014 | 83° | 41° | 62° | — | — |
| 2013 | 69° | 54° | 61° | 0.03" | — |
| 2012 | 70° | 49° | 59° | — | — |
| 2011 | 82° | 63° | 72° | — | — |
| 2010 | 66° | 56° | 61° | 0.13" | — |
| 2009 | 73° | 37° | 55° | — | — |
| 2008 | 75° | 60° | 68° | — | — |
| 2007 | 72° | 51° | 61° | 0.03" | — |
| 2006 | 47° | 37° | 42° | 0.1" | — |
| 2005 | 71° | 57° | 64° | 0.03" | — |
| 2004 | 78° | 49° | 63° | — | — |
| 2003 | 60° | 51° | 56° | 2.31" | — |
| 2002 | 79° | 41° | 60° | — | — |
| 2001 | 75° | 55° | 65° | 0.03" | — |
| 2000 | 65° | 53° | 59° | — | — |
| 1999 | 78° | 45° | 61° | — | — |
| 1998 | 67° | 40° | 53° | — | — |
| 1997 | 70° | 45° | 57° | — | — |
| 1996warmest | 100° | 51° | 76° | — | — |
| 1995 | 79° | 45° | 62° | — | — |
| 1994 | 75° | 63° | 69° | 0.13" | — |
| 1993 | 82° | 48° | 65° | — | — |
| 1992 | 67° | 50° | 58° | 0.64" | — |
| 1991 | 58° | 47° | 52° | 0.03" | — |
| 1990 | 64° | 45° | 54° | 2.67" | — |
| 1989 | 63° | 42° | 52° | — | — |
| 1988 | 76° | 37° | 56° | — | — |
| 1987 | 51° | 43° | 47° | — | — |
| 1986 | 65° | 43° | 54° | — | — |
| 1985 | 71° | 63° | 67° | 0.53" | — |
| 1984 | 64° | 32° | 48° | — | — |
| 1983 | 60° | 42° | 51° | — | — |
| 1982 | 83° | 52° | 67° | — | — |
| 1981 | 81° | 64° | 72° | 0.05" | — |
| 1980 | 85° | 49° | 67° | — | — |
| 1979 | 64° | 39° | 52° | — | — |
| 1978 | 57° | 30° | 44° | — | — |
| 1977 | 73° | 38° | 55° | — | — |
| 1976 | 63° | 45° | 54° | 0.08" | — |
| 1975 | 82° | 46° | 64° | — | — |
| 1974 | 71° | 43° | 57° | 0.03" | — |
| 1973 | 50° | 44° | 47° | 1.91" | — |
| 1972 | 81° | 60° | 70° | — | — |
| 1971 | 69° | 40° | 54° | 0.1" | — |
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.