Weather on May 1
Phoenix, AZ
55 Years of Data
Avg High
90°F
Avg Low
59°F
Warmest
1981
83°F avg
Coldest
1999
61°F avg
About This Date
May 1st in Phoenix, AZ typically brings hot spring weather, with average highs around 90°F and lows near 59°F — a 31°F daily swing. Over 55 years of records, the warmest May 1st was in 1981 (83°F average), while the coldest was 1999 (61°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 7% of May 1st dates historically. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for May 1st in Phoenix, AZ? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 61° | 77° | — | — |
| 2024 | 91° | — | — | — | — |
| 2023 | 95° | 68° | 82° | — | — |
| 2022 | 92° | 64° | 78° | — | — |
| 2021 | 98° | 65° | 81° | — | — |
| 2020 | 100° | 64° | 82° | — | — |
| 2019 | 87° | 59° | 73° | — | — |
| 2018 | 74° | 58° | 66° | — | — |
| 2017 | 92° | 52° | 72° | — | — |
| 2016 | 80° | 55° | 68° | 0.1" | — |
| 2015 | 100° | 64° | 82° | — | — |
| 2014 | 92° | 57° | 74° | — | — |
| 2013 | 97° | 63° | 80° | — | — |
| 2012 | 93° | 65° | 79° | — | — |
| 2011 | 81° | 55° | 68° | — | — |
| 2010 | 81° | 49° | 65° | — | — |
| 2009 | 92° | 60° | 76° | — | — |
| 2008 | 85° | 61° | 73° | — | — |
| 2007 | 95° | 68° | 82° | — | — |
| 2006 | 98° | 67° | 82° | — | — |
| 2005 | 87° | 60° | 74° | — | — |
| 2004 | 91° | 66° | 79° | — | — |
| 2003 | 85° | 52° | 68° | — | — |
| 2002 | 76° | 59° | 67° | — | — |
| 2001 | 98° | 63° | 80° | — | — |
| 2000 | 99° | 59° | 79° | — | — |
| 1999coldest | 75° | 47° | 61° | 0.05" | — |
| 1998 | 93° | 60° | 77° | — | — |
| 1997 | 92° | 66° | 79° | — | — |
| 1996 | 101° | 60° | 80° | — | — |
| 1995 | 99° | 65° | 82° | — | — |
| 1994 | 87° | 59° | 73° | — | — |
| 1993 | 93° | 62° | 78° | — | — |
| 1992 | 100° | 65° | 82° | — | — |
| 1991 | 92° | 57° | 74° | — | — |
| 1990 | 78° | 54° | 66° | — | — |
| 1989 | 94° | 62° | 78° | — | — |
| 1988 | 85° | 51° | 68° | — | — |
| 1987 | 88° | 58° | 73° | — | — |
| 1986 | 93° | 64° | 79° | — | — |
| 1985 | 100° | 64° | 82° | — | — |
| 1984 | 83° | 50° | 66° | — | — |
| 1983 | 75° | 48° | 62° | — | — |
| 1982 | 96° | 67° | 81° | — | — |
| 1981warmest | 96° | 69° | 83° | 0.13" | — |
| 1980 | 77° | 55° | 66° | 0.08" | — |
| 1979 | 90° | 65° | 77° | — | — |
| 1978 | 77° | 55° | 66° | — | — |
| 1977 | 92° | 63° | 77° | — | — |
| 1976 | 94° | 68° | 81° | — | — |
| 1975 | 86° | 53° | 70° | — | — |
| 1974 | 95° | 57° | 76° | — | — |
| 1973 | 80° | 48° | 64° | — | — |
| 1972 | 96° | 54° | 75° | — | — |
| 1971 | 96° | 52° | 74° | — | — |
55 years of data from BEARDSLEY