Weather on May 31
Mesa, AZ
55 Years of Data
Avg High
99°F
Avg Low
65°F
Warmest
1984
91°F avg
Coldest
1971
70°F avg
About This Date
May 31st in Mesa, AZ typically brings hot spring weather, with average highs around 99°F and lows near 65°F — a 34°F daily swing. Over 55 years of records, the warmest May 31st was in 1984 (91°F average), while the coldest was 1971 (70°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 31st dates historically. The last decade has been 3.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.4°F cooler on this date compared to 20-30 years ago.
Planning for May 31st in Mesa, 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 | 105° | — | — | — | — |
| 2024 | 105° | 65° | 85° | — | — |
| 2023 | — | 54° | — | — | — |
| 2022 | 97° | 56° | 76° | — | — |
| 2021 | 101° | 65° | 83° | — | — |
| 2020 | 107° | 74° | 90° | — | — |
| 2019 | 97° | 65° | 81° | — | — |
| 2018 | 100° | 62° | 81° | — | — |
| 2017 | 99° | 66° | 82° | — | — |
| 2016 | 97° | 58° | 77° | — | — |
| 2015 | 105° | 65° | 85° | — | — |
| 2014 | 104° | 63° | 83° | — | — |
| 2013 | 98° | 69° | 84° | — | — |
| 2012 | 107° | 59° | 83° | — | — |
| 2011 | 96° | 53° | 75° | — | — |
| 2010 | 97° | 59° | 78° | — | — |
| 2009 | 98° | 66° | 82° | — | — |
| 2008 | 99° | 60° | 79° | — | — |
| 2007 | 99° | 62° | 80° | — | — |
| 2006 | 105° | 58° | 81° | — | — |
| 2005 | 97° | 69° | 83° | — | — |
| 2004 | 102° | 68° | 85° | — | — |
| 2003 | 102° | 80° | 91° | — | — |
| 2002 | 106° | 73° | 89° | — | — |
| 2001 | 107° | 72° | 89° | — | — |
| 2000 | 102° | 76° | 89° | — | — |
| 1999 | 93° | 65° | 79° | — | — |
| 1998 | 96° | 65° | 80° | — | — |
| 1997 | 106° | 73° | 89° | — | — |
| 1996 | 94° | 65° | 79° | — | — |
| 1995 | 100° | 67° | 83° | — | — |
| 1994 | 100° | 74° | 87° | — | — |
| 1993 | 100° | 65° | 82° | — | — |
| 1992 | 96° | 73° | 85° | — | — |
| 1991 | 90° | 64° | 77° | — | — |
| 1990 | 90° | 63° | 76° | — | — |
| 1989 | 94° | 61° | 77° | — | — |
| 1988 | 86° | 54° | 70° | — | — |
| 1987 | 98° | 67° | 82° | — | — |
| 1986 | 96° | 69° | 83° | — | — |
| 1985 | 87° | 66° | 77° | — | — |
| 1984warmest | 108° | 74° | 91° | — | — |
| 1983 | 104° | 72° | 88° | — | — |
| 1982 | 98° | 61° | 79° | — | — |
| 1981 | 94° | 64° | 79° | — | — |
| 1980 | 94° | 58° | 76° | — | — |
| 1979 | 94° | 66° | 80° | — | — |
| 1978 | 104° | 66° | 85° | — | — |
| 1977 | 102° | 67° | 84° | — | — |
| 1976 | 94° | 64° | 79° | — | — |
| 1975 | 96° | 63° | 79° | — | — |
| 1974 | 93° | 63° | 78° | — | — |
| 1973 | 103° | 68° | 85° | — | — |
| 1972 | 92° | 66° | 79° | 0.25" | — |
| 1971coldest | 88° | 52° | 70° | — | — |
55 years of data from MESA