Weather on March 31
Mcallen, TX
55 Years of Data
Avg High
84°F
Avg Low
61°F
Warmest
2016
88°F avg
Coldest
1987
49°F avg
About This Date
March 31st in Mcallen, TX typically brings warm spring weather, with average highs around 84°F and lows near 61°F. Over 56 years of records, the warmest March 31st was in 2016 (88°F average), while the coldest was 1987 (49°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 5% of March 31st dates historically, with the wettest March 31st recording 3.86" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for March 31st in Mcallen, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 90° | 69° | 79° | — | — |
| 2025 | 97° | 76° | 86° | — | — |
| 2024 | 85° | 68° | 76° | — | — |
| 2023 | 84° | 63° | 73° | — | — |
| 2022 | 97° | 62° | 79° | — | — |
| 2021 | 86° | — | — | — | — |
| 2020 | 96° | 71° | 84° | — | — |
| 2019 | 63° | 48° | 55° | 3.86" | — |
| 2018 | 90° | 64° | 77° | — | — |
| 2017 | 89° | 63° | 76° | — | — |
| 2016warmest | 100° | 76° | 88° | — | — |
| 2015 | 87° | 69° | 78° | — | — |
| 2014 | 99° | 63° | 81° | — | — |
| 2013 | 88° | 69° | 78° | — | — |
| 2012 | 88° | 69° | 78° | — | — |
| 2011 | 73° | 59° | 66° | — | — |
| 2010 | 84° | 52° | 68° | — | — |
| 2009 | 93° | 68° | 81° | — | — |
| 2008 | 89° | 73° | 81° | — | — |
| 2007 | 76° | 69° | 72° | 0.76" | — |
| 2006 | 85° | 69° | 77° | — | — |
| 2005 | 96° | 70° | 83° | — | — |
| 2004 | 85° | 61° | 73° | — | — |
| 2003 | 71° | 40° | 55° | — | — |
| 2002 | 93° | 64° | 79° | — | — |
| 2001 | 85° | 66° | 75° | — | — |
| 2000 | 88° | 68° | 78° | — | — |
| 1999 | 76° | 59° | 67° | — | — |
| 1998 | 92° | 68° | 80° | — | — |
| 1997 | 85° | 58° | 71° | — | — |
| 1996 | 87° | 59° | 73° | — | — |
| 1995 | 62° | 54° | 58° | — | — |
| 1994 | 74° | 54° | 64° | — | — |
| 1993 | 87° | 62° | 75° | — | — |
| 1992 | 79° | 59° | 69° | 0.03" | — |
| 1991 | 80° | 57° | 69° | — | — |
| 1990 | 86° | 68° | 77° | — | — |
| 1989 | 100° | 62° | 81° | — | — |
| 1988 | 71° | 54° | 62° | — | — |
| 1987coldest | 61° | 38° | 49° | — | — |
| 1986 | 84° | 64° | 74° | — | — |
| 1985 | 84° | 54° | 69° | — | — |
| 1984 | 81° | 57° | 69° | — | — |
| 1983 | 87° | 62° | 75° | — | — |
| 1982 | 95° | 72° | 83° | — | — |
| 1981 | 90° | 61° | 75° | — | — |
| 1980 | 83° | 51° | 67° | — | — |
| 1979 | 80° | 70° | 75° | — | — |
| 1978 | 82° | 51° | 67° | — | — |
| 1977 | 87° | 68° | 78° | — | — |
| 1976 | 78° | 56° | 67° | — | — |
| 1975 | 63° | 47° | 55° | — | — |
| 1974 | 93° | 65° | 79° | — | — |
| 1973 | 79° | 53° | 66° | — | — |
| 1972 | 70° | 56° | 63° | — | — |
| 1971 | 82° | 54° | 68° | — | — |
56 years of data from MCALLEN