Weather on May 1
Allen, TX
55 Years of Data
Avg High
78°F
Avg Low
57°F
Warmest
2002
80°F avg
Coldest
1994
54°F avg
About This Date
May 1st in Allen, TX typically brings pleasant spring weather, with average highs around 78°F and lows near 57°F. Over 55 years of records, the warmest May 1st was in 2002 (80°F average), while the coldest was 1994 (54°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 31% of May 1st dates historically, with the wettest May 1st recording 3.33" of rain. 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 Allen, TX? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 60° | 67° | — | — |
| 2024 | 80° | 65° | 72° | — | — |
| 2023 | 74° | 47° | 60° | — | — |
| 2022 | 82° | 49° | 65° | — | — |
| 2021 | 74° | 59° | 66° | 0.1" | — |
| 2020 | 86° | 56° | 71° | — | — |
| 2019 | 81° | 61° | 71° | 3.33" | — |
| 2018 | 78° | 67° | 72° | — | — |
| 2017 | 81° | 44° | 62° | — | — |
| 2016 | 74° | 55° | 64° | — | — |
| 2015 | 81° | 52° | 66° | — | — |
| 2014 | 73° | 38° | 55° | — | — |
| 2013 | 83° | 62° | 72° | — | — |
| 2012 | 87° | 70° | 78° | — | — |
| 2011 | 68° | 43° | 55° | 2.34" | — |
| 2010 | 77° | 56° | 66° | 0.33" | — |
| 2009 | 78° | 71° | 75° | — | — |
| 2008 | 81° | 67° | 74° | — | — |
| 2007 | 72° | 64° | 68° | 0.79" | — |
| 2006 | 88° | 61° | 74° | — | — |
| 2005 | 73° | 37° | 55° | — | — |
| 2004 | 64° | 46° | 55° | 1.35" | — |
| 2003 | 90° | 67° | 78° | — | — |
| 2002warmest | 87° | 73° | 80° | — | — |
| 2001 | 81° | 60° | 70° | — | — |
| 2000 | 73° | 57° | 65° | 1.42" | — |
| 1999 | 73° | 52° | 62° | — | — |
| 1998 | 83° | 47° | 65° | — | — |
| 1997 | 80° | 48° | 64° | — | — |
| 1996 | 78° | 53° | 66° | — | — |
| 1995 | 76° | 59° | 67° | — | — |
| 1994coldest | 64° | 44° | 54° | — | — |
| 1993 | 78° | 60° | 69° | — | — |
| 1992 | 82° | 58° | 70° | — | — |
| 1991 | 78° | — | — | — | — |
| 1990 | 59° | 51° | 55° | 0.66" | — |
| 1989 | 69° | — | — | 0.13" | — |
| 1988 | 77° | 50° | 64° | — | — |
| 1987 | 87° | 59° | 73° | — | — |
| 1986 | 79° | 63° | 71° | 1.98" | — |
| 1985 | 81° | 61° | 71° | — | — |
| 1984 | 74° | 49° | 61° | — | — |
| 1983 | 85° | 74° | 79° | — | — |
| 1982 | 76° | 60° | 68° | 0.2" | — |
| 1981 | 88° | 63° | 75° | 1.93" | — |
| 1980 | 80° | 59° | 70° | 0.13" | — |
| 1979 | 74° | 59° | 66° | 0.05" | — |
| 1978 | 86° | 64° | 75° | — | — |
| 1977 | 80° | 63° | 71° | 0.23" | — |
| 1976 | 72° | 48° | 60° | 0.03" | — |
| 1975 | 81° | 53° | 67° | — | — |
| 1974 | 73° | 62° | 68° | 2.77" | — |
| 1973 | 80° | 66° | 73° | — | — |
| 1972 | 80° | 68° | 74° | — | — |
| 1971 | 80° | 47° | 63° | — | — |
55 years of data from MCKINNEY MUNI AP