Weather on May 15
Mcallen, TX
55 Years of Data
Avg High
90°F
Avg Low
71°F
Warmest
2003
93°F avg
Coldest
2014
68°F avg
About This Date
May 15th in Mcallen, TX typically brings hot spring weather, with average highs around 90°F and lows near 71°F. Over 55 years of records, the warmest May 15th was in 2003 (93°F average), while the coldest was 2014 (68°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 22% of May 15th dates historically, with the wettest May 15th recording 3.4" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Mcallen, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 76° | 86° | — | — |
| 2024 | 98° | 74° | 86° | — | — |
| 2023 | 89° | 70° | 79° | — | — |
| 2022 | 94° | 72° | 83° | — | — |
| 2021 | 85° | 67° | 76° | — | — |
| 2020 | 97° | 78° | 87° | — | — |
| 2019 | 91° | 75° | 83° | — | — |
| 2018 | 97° | 74° | 85° | — | — |
| 2017 | 96° | 72° | 84° | — | — |
| 2016 | 91° | 72° | 81° | 1.09" | — |
| 2015 | 91° | 76° | 83° | — | — |
| 2014coldest | 79° | 58° | 68° | — | — |
| 2013 | 84° | 69° | 77° | — | — |
| 2012 | 88° | 67° | 77° | 0.66" | — |
| 2011 | 90° | 69° | 79° | — | — |
| 2010 | 91° | 77° | 84° | — | — |
| 2009 | 93° | 77° | 85° | — | — |
| 2008 | 97° | 74° | 85° | 0.25" | — |
| 2007 | 92° | 71° | 81° | — | — |
| 2006 | 97° | 65° | 81° | 2.24" | — |
| 2005 | 91° | 73° | 82° | — | — |
| 2004 | 83° | 68° | 75° | — | — |
| 2003warmest | 94° | 92° | 93° | — | — |
| 2002 | 85° | 69° | 77° | — | — |
| 2001 | 92° | 69° | 80° | — | — |
| 2000 | 86° | 71° | 79° | 0.03" | — |
| 1999 | 94° | 76° | 85° | — | — |
| 1998 | 93° | 75° | 84° | — | — |
| 1997 | 89° | 70° | 79° | — | — |
| 1996 | 89° | 72° | 80° | — | — |
| 1995 | 95° | 79° | 87° | — | — |
| 1994 | 89° | 67° | 78° | 3.25" | — |
| 1993 | 90° | 65° | 77° | — | — |
| 1992 | 90° | 65° | 77° | 2.24" | — |
| 1991 | 86° | 67° | 76° | 0.13" | — |
| 1990 | 95° | 72° | 83° | — | — |
| 1989 | 92° | 77° | 84° | — | — |
| 1988 | 86° | 67° | 76° | — | — |
| 1987 | 91° | 73° | 82° | — | — |
| 1986 | 84° | 75° | 80° | — | — |
| 1985 | 93° | 77° | 85° | 3.4" | — |
| 1984 | 80° | 69° | 75° | 0.51" | — |
| 1983 | 94° | 77° | 85° | — | — |
| 1982 | 90° | 73° | 81° | — | — |
| 1981 | 92° | 75° | 83° | — | — |
| 1980 | 91° | 77° | 84° | 0.41" | — |
| 1979 | 85° | 58° | 71° | — | — |
| 1978 | 92° | 69° | 80° | — | — |
| 1977 | 88° | 73° | 80° | — | — |
| 1976 | 95° | 55° | 75° | — | — |
| 1975 | 96° | 62° | 79° | 0.43" | — |
| 1974 | 94° | 77° | 85° | — | — |
| 1973 | 84° | 62° | 73° | — | — |
| 1972 | 85° | 69° | 77° | — | — |
| 1971 | 86° | 60° | 73° | — | — |
55 years of data from MCALLEN