Weather on April 21
San Angelo, TX
55 Years of Data
Avg High
83°F
Avg Low
53°F
Warmest
2022
82°F avg
Coldest
2021
47°F avg
About This Date
April 21st in San Angelo, TX typically brings warm spring weather, with average highs around 83°F and lows near 53°F — a 30°F daily swing. Over 55 years of records, the warmest April 21st was in 2022 (82°F average), while the coldest was 2021 (47°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 22% of April 21st dates historically, with the wettest April 21st recording 1.55" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for April 21st in San Angelo, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 46° | 67° | — | — |
| 2024 | 65° | 48° | 56° | — | — |
| 2023 | 81° | 54° | 67° | — | — |
| 2022warmest | 94° | 70° | 82° | — | — |
| 2021coldest | 56° | 38° | 47° | — | — |
| 2020 | 93° | 50° | 72° | — | — |
| 2019 | 89° | 60° | 75° | — | — |
| 2018 | 85° | 53° | 69° | 0.23" | — |
| 2017 | 93° | 64° | 79° | — | — |
| 2016 | 77° | 55° | 66° | 0.48" | — |
| 2015 | 84° | 50° | 67° | — | — |
| 2014 | 94° | 65° | 79° | — | — |
| 2013 | 82° | 48° | 65° | — | — |
| 2012 | 86° | 44° | 65° | — | — |
| 2011 | 93° | 57° | 75° | 0.05" | — |
| 2010 | 82° | 56° | 69° | — | — |
| 2009 | 94° | 48° | 71° | — | — |
| 2008 | 92° | 67° | 79° | — | — |
| 2007 | 84° | 58° | 71° | — | — |
| 2006 | 80° | 51° | 66° | — | — |
| 2005 | 89° | 60° | 75° | — | — |
| 2004 | 87° | 62° | 75° | — | — |
| 2003 | 77° | 42° | 60° | 0.15" | — |
| 2002 | 78° | 59° | 69° | — | — |
| 2001 | 77° | 69° | 73° | — | — |
| 2000 | 85° | 45° | 65° | — | — |
| 1999 | 91° | 61° | 76° | — | — |
| 1998 | 83° | 38° | 60° | — | — |
| 1997 | 92° | 55° | 73° | — | — |
| 1996 | 80° | 52° | 66° | — | — |
| 1995 | 78° | 41° | 60° | — | — |
| 1994 | 83° | 54° | 68° | 0.05" | — |
| 1993 | 72° | 44° | 58° | — | — |
| 1992 | 70° | 48° | 59° | — | — |
| 1991 | 77° | 52° | 64° | — | — |
| 1990 | 68° | 56° | 62° | 0.18" | — |
| 1989 | 86° | 55° | 71° | — | — |
| 1988 | 91° | 53° | 72° | — | — |
| 1987 | 87° | 47° | 67° | 0.66" | — |
| 1986 | 81° | 48° | 64° | — | — |
| 1985 | 88° | 56° | 72° | — | — |
| 1984 | 97° | 48° | 72° | — | — |
| 1983 | 75° | 52° | 63° | — | — |
| 1982 | 59° | 45° | 52° | 0.2" | — |
| 1981 | 87° | 58° | 72° | 0.25" | — |
| 1980 | 85° | 56° | 70° | — | — |
| 1979 | 89° | 59° | 74° | 1.55" | — |
| 1978 | 78° | 52° | 65° | — | — |
| 1977 | 82° | 53° | 68° | 0.69" | — |
| 1976 | 75° | 46° | 61° | — | — |
| 1975 | 80° | 51° | 66° | — | — |
| 1974 | 88° | 66° | 77° | — | — |
| 1973 | 93° | 60° | 77° | — | — |
| 1972 | 94° | 52° | 73° | 0.28" | — |
| 1971 | 74° | 51° | 62° | — | — |
55 years of data from SAN ANGELO DAM