Weather on May 31
Allen, TX
55 Years of Data
Avg High
87°F
Avg Low
65°F
Warmest
1985
88°F avg
Coldest
1983
61°F avg
About This Date
May 31st in Allen, TX typically brings warm spring weather, with average highs around 87°F and lows near 65°F. Over 55 years of records, the warmest May 31st was in 1985 (88°F average), while the coldest was 1983 (61°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 35% of May 31st dates historically, with the wettest May 31st recording 8.03" of rain. The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
Planning for May 31st in Allen, TX? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 60° | 74° | — | — |
| 2024 | 84° | 66° | 75° | 0.74" | — |
| 2023 | 87° | 65° | 76° | — | — |
| 2022 | 91° | 74° | 82° | — | — |
| 2021 | 71° | 63° | 67° | 5.66" | — |
| 2020 | 86° | 59° | 73° | — | — |
| 2019 | 86° | 63° | 74° | — | — |
| 2018 | 95° | 76° | 85° | — | — |
| 2017 | 90° | 62° | 76° | — | — |
| 2016 | 86° | 67° | 76° | 8.03" | — |
| 2015 | 77° | 58° | 67° | — | — |
| 2014 | 88° | 69° | 78° | 0.1" | — |
| 2013 | 90° | 77° | 83° | — | — |
| 2012 | 84° | 65° | 74° | 0.2" | — |
| 2011 | 90° | 72° | 81° | — | — |
| 2010 | 95° | 70° | 82° | — | — |
| 2009 | 91° | 57° | 74° | — | — |
| 2008 | 89° | 68° | 79° | — | — |
| 2007 | 79° | 62° | 70° | 3.12" | — |
| 2006 | 89° | 69° | 79° | — | — |
| 2005 | 85° | 67° | 76° | 0.03" | — |
| 2004 | 89° | 63° | 76° | — | — |
| 2003 | 95° | 65° | 80° | — | — |
| 2002 | 91° | 62° | 77° | 0.03" | — |
| 2001 | 84° | 64° | 74° | 1.02" | — |
| 2000 | 93° | 72° | 82° | — | — |
| 1999 | 83° | 65° | 74° | — | — |
| 1998 | 100° | 71° | 86° | — | — |
| 1997 | 81° | 60° | 70° | 0.15" | — |
| 1996 | 86° | 72° | 79° | — | — |
| 1995 | 85° | 63° | 74° | 1.93" | — |
| 1994 | 89° | 73° | 81° | — | — |
| 1993 | 84° | 62° | 73° | 0.25" | — |
| 1992 | 72° | 61° | 66° | 0.69" | — |
| 1991 | 90° | 73° | 81° | — | — |
| 1990 | 93° | 67° | 80° | — | — |
| 1989 | 90° | 55° | 72° | — | — |
| 1988 | 88° | 71° | 79° | — | — |
| 1987 | 86° | 62° | 74° | — | — |
| 1986 | 82° | 69° | 76° | 0.13" | — |
| 1985warmest | 99° | 77° | 88° | — | — |
| 1984 | 84° | 53° | 69° | — | — |
| 1983coldest | 68° | 53° | 61° | 1.4" | — |
| 1982 | 88° | 61° | 74° | 2.59" | — |
| 1981 | 85° | 63° | 74° | — | — |
| 1980 | 90° | 72° | 81° | — | — |
| 1979 | 83° | 62° | 72° | 3.43" | — |
| 1978 | 88° | 68° | 78° | — | — |
| 1977 | 94° | 69° | 81° | — | — |
| 1976 | 83° | 60° | 71° | 2.39" | — |
| 1975 | 76° | 50° | 63° | — | — |
| 1974 | 89° | 65° | 77° | — | — |
| 1973 | 87° | 57° | 72° | — | — |
| 1972 | 84° | 50° | 67° | — | — |
| 1971 | 87° | 69° | 78° | 0.03" | — |
55 years of data from MCKINNEY MUNI AP