Weather on April 21
Gilbert, AZ
55 Years of Data
Avg High
86°F
Avg Low
53°F
Warmest
1989
86°F avg
Coldest
1984
38°F avg
About This Date
April 21st in Gilbert, AZ typically brings warm spring weather, with average highs around 86°F and lows near 53°F — a 33°F daily swing. Over 53 years of records, the warmest April 21st was in 1989 (86°F average), while the coldest was 1984 (38°F) — a 48°F range across recorded history. Rain or other precipitation has occurred on about 6% of April 21st dates historically, with the wettest April 21st recording 1.47" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for April 21st in Gilbert, AZ? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 56° | 73° | — | — |
| 2023 | 90° | 50° | 70° | — | — |
| 2022 | 93° | 51° | 72° | — | — |
| 2021 | 92° | 58° | 75° | — | — |
| 2020 | 83° | 54° | 68° | — | — |
| 2019 | 90° | 75° | 82° | — | — |
| 2018 | 90° | — | — | — | — |
| 2017 | 93° | 59° | 76° | — | — |
| 2016 | 98° | 52° | 75° | — | — |
| 2015 | 90° | 39° | 64° | — | — |
| 2014 | 95° | 53° | 74° | — | — |
| 2013 | 93° | 44° | 69° | — | — |
| 2012 | 101° | — | — | — | — |
| 2011 | 91° | 57° | 74° | — | — |
| 2010 | 72° | 61° | 66° | — | — |
| 2009 | 100° | 30° | 65° | — | — |
| 2008 | 85° | 46° | 65° | — | — |
| 2007 | 75° | 40° | 57° | — | — |
| 2006 | 95° | 52° | 73° | — | — |
| 2004 | 85° | 54° | 69° | — | — |
| 2003 | 85° | 58° | 71° | — | — |
| 2002 | 86° | 52° | 69° | — | — |
| 2001 | 78° | 38° | 58° | 0.13" | — |
| 2000 | 87° | 56° | 71° | — | — |
| 1999 | 90° | 57° | 73° | — | — |
| 1998 | 94° | 59° | 76° | — | — |
| 1997 | 94° | 64° | 79° | — | — |
| 1996 | 84° | 52° | 68° | — | — |
| 1995 | 71° | 49° | 60° | — | — |
| 1994 | 96° | 58° | 77° | — | — |
| 1993 | 95° | 60° | 78° | — | — |
| 1992 | 88° | 56° | 72° | — | — |
| 1991 | 81° | 56° | 68° | — | — |
| 1990 | 89° | 63° | 76° | — | — |
| 1989warmest | 102° | 70° | 86° | — | — |
| 1988 | 80° | 51° | 66° | 1.47" | — |
| 1987 | 93° | 66° | 80° | — | — |
| 1986 | 83° | 58° | 70° | — | — |
| 1985 | 84° | 56° | 70° | 0.13" | — |
| 1984coldest | 30° | 46° | 38° | — | — |
| 1983 | 73° | 52° | 62° | — | — |
| 1982 | 85° | 50° | 67° | — | — |
| 1981 | 79° | 54° | 66° | — | — |
| 1980 | 92° | 41° | 66° | — | — |
| 1979 | 89° | 50° | 70° | — | — |
| 1978 | — | 49° | — | — | — |
| 1977 | 83° | 49° | 66° | — | — |
| 1976 | 85° | 48° | 66° | — | — |
| 1975 | 88° | 46° | 67° | — | — |
| 1974 | 80° | 47° | 63° | — | — |
| 1973 | 82° | 45° | 63° | — | — |
| 1972 | 86° | 46° | 66° | — | — |
| 1971 | 73° | 46° | 60° | — | — |
53 years of data from CHANDLER