Weather on April 21
Glendale, AZ
55 Years of Data
Avg High
88°F
Avg Low
57°F
Warmest
1989
87°F avg
Coldest
1973
58°F avg
About This Date
April 21st in Glendale, AZ typically brings warm spring weather, with average highs around 88°F and lows near 57°F — a 31°F daily swing. Over 53 years of records, the warmest April 21st was in 1989 (87°F average), while the coldest was 1973 (58°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 8% of April 21st dates historically, with the wettest April 21st recording 1.07" 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 April 21st in Glendale, AZ? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 55° | 72° | — | — |
| 2024 | 98° | 61° | 79° | — | — |
| 2023 | 89° | 61° | 75° | — | — |
| 2022 | 91° | 60° | 76° | — | — |
| 2021 | 90° | 58° | 74° | — | — |
| 2020 | 84° | 57° | 71° | — | — |
| 2019 | 88° | 64° | 76° | — | — |
| 2018 | 80° | 50° | 65° | — | — |
| 2017 | 95° | 59° | 77° | — | — |
| 2016 | 97° | 61° | 79° | — | — |
| 2015 | 92° | 61° | 76° | — | — |
| 2014 | 96° | 63° | 79° | — | — |
| 2013 | 93° | 59° | 76° | — | — |
| 2012 | 101° | 65° | 83° | — | — |
| 2011 | 90° | 62° | 76° | — | — |
| 2010 | 87° | 62° | 75° | — | — |
| 2009 | 101° | 66° | 83° | — | — |
| 2008 | 82° | 55° | 69° | — | — |
| 2007 | 78° | 49° | 63° | 0.3" | — |
| 2005 | 85° | 49° | 67° | — | — |
| 2004 | 87° | 54° | 70° | — | — |
| 2003 | 85° | 59° | 72° | — | — |
| 2002 | 85° | 50° | 67° | — | — |
| 2000 | 92° | 67° | 79° | — | — |
| 1999 | 94° | 64° | 79° | — | — |
| 1998 | 93° | 65° | 79° | — | — |
| 1997 | 95° | 72° | 83° | — | — |
| 1996 | 85° | 56° | 70° | — | — |
| 1995 | 71° | 50° | 61° | — | — |
| 1994 | 99° | 71° | 85° | — | — |
| 1993 | 97° | 65° | 81° | — | — |
| 1992 | 90° | 62° | 76° | — | — |
| 1991 | 80° | 60° | 70° | — | — |
| 1990 | 91° | 67° | 79° | — | — |
| 1989warmest | 103° | 72° | 87° | — | — |
| 1988 | 80° | 53° | 67° | 1.07" | — |
| 1987 | 93° | 60° | 77° | — | — |
| 1986 | 98° | 63° | 80° | — | — |
| 1985 | 80° | 60° | 70° | 0.13" | — |
| 1984 | 80° | 46° | 63° | — | — |
| 1983 | 67° | 51° | 59° | 0.84" | — |
| 1982 | 73° | 54° | 63° | — | — |
| 1981 | 87° | 52° | 69° | — | — |
| 1980 | 91° | 64° | 78° | — | — |
| 1979 | 87° | 46° | 67° | — | — |
| 1978 | 75° | 45° | 60° | — | — |
| 1977 | 88° | 47° | 67° | — | — |
| 1976 | 91° | 50° | 71° | — | — |
| 1975 | 90° | 46° | 68° | — | — |
| 1974 | 86° | 47° | 66° | — | — |
| 1973coldest | 76° | 41° | 58° | — | — |
| 1972 | 84° | 44° | 64° | — | — |
| 1971 | 71° | 51° | 61° | — | — |
53 years of data from ALHAMBRA