Weather on May 21
San Angelo, TX
55 Years of Data
Avg High
87°F
Avg Low
62°F
Warmest
1996
87°F avg
Coldest
2003
56°F avg
About This Date
May 21st in San Angelo, TX typically brings warm spring weather, with average highs around 87°F and lows near 62°F — a 25°F daily swing. Over 55 years of records, the warmest May 21st was in 1996 (87°F average), while the coldest was 2003 (56°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 27% of May 21st dates historically, with the wettest May 21st recording 1.98" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 21st in San Angelo, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 95° | 53° | 74° | — | — |
| 2024 | 99° | 76° | 87° | — | — |
| 2023 | 76° | 64° | 70° | 0.08" | — |
| 2022 | 91° | 67° | 79° | — | — |
| 2021 | 92° | 61° | 76° | — | — |
| 2020 | 95° | 62° | 79° | 0.03" | — |
| 2019 | 82° | 56° | 69° | 0.69" | — |
| 2018 | 87° | 62° | 75° | — | — |
| 2017 | 72° | 57° | 64° | 0.79" | — |
| 2016 | 90° | 64° | 77° | — | — |
| 2015 | 65° | 55° | 60° | — | — |
| 2014 | 93° | 70° | 81° | — | — |
| 2013 | 95° | 66° | 81° | — | — |
| 2012 | 88° | 66° | 77° | — | — |
| 2011 | 98° | 52° | 75° | — | — |
| 2010 | 94° | 68° | 81° | — | — |
| 2009 | 88° | 56° | 72° | — | — |
| 2008 | 101° | 63° | 82° | — | — |
| 2007 | 77° | 65° | 71° | — | — |
| 2006 | 99° | 70° | 84° | — | — |
| 2005 | 96° | 65° | 80° | — | — |
| 2004 | 83° | 71° | 77° | — | — |
| 2003coldest | 59° | 54° | 56° | 1.7" | — |
| 2002 | 82° | 54° | 68° | — | — |
| 2001 | 78° | 55° | 67° | — | — |
| 2000 | 90° | 64° | 77° | — | — |
| 1999 | 90° | 67° | 78° | — | — |
| 1998 | 103° | 71° | 87° | — | — |
| 1997 | 74° | 55° | 64° | — | — |
| 1996warmest | 103° | 72° | 87° | — | — |
| 1995 | 96° | 65° | 80° | — | — |
| 1994 | 85° | 58° | 71° | — | — |
| 1993 | 92° | 64° | 78° | — | — |
| 1992 | 84° | 62° | 73° | 0.03" | — |
| 1991 | 85° | 65° | 75° | — | — |
| 1990 | 95° | 58° | 76° | — | — |
| 1989 | 103° | 59° | 81° | — | — |
| 1988 | 80° | 49° | 64° | 0.76" | — |
| 1987 | 89° | 60° | 75° | — | — |
| 1986 | 88° | 59° | 73° | — | — |
| 1985 | 81° | 55° | 68° | 0.99" | — |
| 1984 | 88° | 58° | 73° | — | — |
| 1983 | 88° | 61° | 74° | — | — |
| 1982 | 89° | 67° | 78° | — | — |
| 1981 | 79° | 54° | 66° | — | — |
| 1980 | 86° | 60° | 73° | 0.58" | — |
| 1979 | 87° | 60° | 74° | 1.22" | — |
| 1978 | 73° | 63° | 68° | 1.98" | — |
| 1977 | 79° | 55° | 67° | 0.1" | — |
| 1976 | 80° | 61° | 70° | 0.03" | — |
| 1975 | 87° | 60° | 74° | 0.53" | — |
| 1974 | 88° | 65° | 76° | — | — |
| 1973 | 100° | 65° | 82° | 0.2" | — |
| 1972 | 86° | 63° | 74° | — | — |
| 1971 | 87° | 63° | 75° | — | — |
55 years of data from SAN ANGELO DAM