Weather on April 21
Austin, TX
55 Years of Data
Avg High
80°F
Avg Low
59°F
Warmest
1996
80°F avg
Coldest
2013
54°F avg
About This Date
April 21st in Austin, TX typically brings warm spring weather, with average highs around 80°F and lows near 59°F. Over 55 years of records, the warmest April 21st was in 1996 (80°F average), while the coldest was 2013 (54°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 27% of April 21st dates historically, with the wettest April 21st recording 3.18" of rain. The last decade has been 4.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.3°F cooler on this date compared to 20-30 years ago.
Planning for April 21st in Austin, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 54° | 71° | — | — |
| 2024 | 71° | 51° | 61° | — | — |
| 2023 | 82° | 63° | 72° | — | — |
| 2022 | 80° | 73° | 77° | — | — |
| 2021 | 68° | 44° | 56° | — | — |
| 2020 | 87° | 67° | 77° | — | — |
| 2019 | 85° | 58° | 71° | — | — |
| 2018 | 73° | 58° | 65° | 0.08" | — |
| 2017 | 86° | 63° | 74° | — | — |
| 2016 | 79° | 54° | 66° | 0.51" | — |
| 2015 | 81° | 51° | 66° | — | — |
| 2014 | 75° | 61° | 68° | — | — |
| 2013coldest | 72° | 36° | 54° | — | — |
| 2012 | 74° | 51° | 62° | — | — |
| 2011 | 90° | 71° | 80° | — | — |
| 2010 | 82° | 54° | 68° | — | — |
| 2009 | 83° | 46° | 64° | — | — |
| 2008 | 78° | 51° | 65° | — | — |
| 2007 | 78° | 55° | 67° | — | — |
| 2006 | 80° | 62° | 71° | 3.18" | — |
| 2005 | 81° | 66° | 73° | 0.18" | — |
| 2004 | 80° | 65° | 72° | — | — |
| 2003 | 83° | 60° | 71° | — | — |
| 2002 | 84° | 70° | 77° | 0.08" | — |
| 2001 | 84° | 68° | 76° | — | — |
| 2000 | 82° | 57° | 70° | — | — |
| 1999 | 79° | 68° | 73° | — | — |
| 1998 | 74° | 54° | 64° | 0.23" | — |
| 1997 | 89° | 64° | 77° | — | — |
| 1996warmest | 90° | 70° | 80° | — | — |
| 1995 | 86° | 54° | 70° | — | — |
| 1994 | 87° | 64° | 76° | — | — |
| 1993 | 73° | 51° | 62° | — | — |
| 1992 | 80° | 50° | 65° | — | — |
| 1991 | 78° | 54° | 66° | — | — |
| 1990 | 87° | 69° | 78° | — | — |
| 1989 | 85° | 65° | 75° | — | — |
| 1988 | 84° | 63° | 73° | — | — |
| 1987 | 74° | 58° | 66° | — | — |
| 1986 | 87° | 54° | 70° | — | — |
| 1985 | 78° | 62° | 70° | 0.69" | — |
| 1984 | 90° | 68° | 79° | — | — |
| 1983 | 75° | 60° | 68° | 0.2" | — |
| 1982 | 60° | 52° | 56° | 0.66" | — |
| 1981 | 84° | 65° | 74° | 0.15" | — |
| 1980 | 83° | 53° | 68° | — | — |
| 1979 | 69° | 63° | 66° | 0.03" | — |
| 1978 | 81° | 48° | 64° | — | — |
| 1977 | 75° | 58° | 66° | 0.05" | — |
| 1976 | 78° | 51° | 65° | — | — |
| 1975 | 71° | 60° | 66° | 0.03" | — |
| 1974 | 84° | 71° | 78° | — | — |
| 1973 | 75° | 71° | 73° | 0.18" | — |
| 1972 | 81° | 61° | 71° | 1.07" | — |
| 1971 | 85° | 46° | 65° | — | — |
55 years of data from AUSTIN 6S