Weather on December 15
Mcallen, TX
55 Years of Data
Avg High
73°F
Avg Low
53°F
Warmest
2019
79°F avg
Coldest
1985
41°F avg
About This Date
December 15th in Mcallen, TX typically brings pleasant winter weather, with average highs around 73°F and lows near 53°F. Over 55 years of records, the warmest December 15th was in 2019 (79°F average), while the coldest was 1985 (41°F) — a 38°F range across recorded history. Rain or other precipitation has occurred on about 13% of December 15th dates historically, with the wettest December 15th recording 2.26" of rain. The last decade has been 7.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.7°F warmer on this date compared to 20-30 years ago.
Planning for December 15th in Mcallen, TX? Great weather for outdoor activities.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 48° | 68° | 2.26" | — |
| 2024 | 79° | 70° | 74° | — | — |
| 2023 | 74° | 65° | 69° | 0.25" | — |
| 2022 | 72° | 52° | 62° | — | — |
| 2021 | 86° | 62° | 74° | — | — |
| 2020 | 59° | 46° | 53° | — | — |
| 2019warmest | 91° | 66° | 79° | — | — |
| 2018 | 75° | 43° | 59° | — | — |
| 2017 | 61° | 49° | 55° | 0.48" | — |
| 2016 | 74° | 63° | 68° | — | — |
| 2015 | 83° | 47° | 65° | — | — |
| 2014 | 82° | 68° | 75° | — | — |
| 2013 | 75° | 46° | 61° | — | — |
| 2012 | 79° | 57° | 68° | — | — |
| 2011 | 81° | 68° | 74° | — | — |
| 2010 | 76° | 46° | 61° | — | — |
| 2009 | 74° | 61° | 67° | — | — |
| 2008 | 85° | 63° | 74° | — | — |
| 2007 | 75° | 56° | 65° | — | — |
| 2006 | 75° | 61° | 68° | — | — |
| 2005 | 79° | 48° | 63° | — | — |
| 2004 | 59° | 38° | 48° | — | — |
| 2003 | 76° | 44° | 60° | — | — |
| 2002 | 71° | 59° | 65° | — | — |
| 2001 | 67° | 50° | 58° | — | — |
| 2000 | 50° | 35° | 43° | — | — |
| 1999 | 80° | 50° | 65° | — | — |
| 1998 | 73° | 42° | 58° | — | — |
| 1997 | 67° | 34° | 50° | — | — |
| 1996 | 82° | 67° | 74° | — | — |
| 1995 | 82° | 65° | 73° | — | — |
| 1994 | 75° | 69° | 72° | — | — |
| 1993 | 76° | 48° | 62° | — | — |
| 1992 | 65° | 45° | 55° | — | — |
| 1991 | 65° | 53° | 59° | 0.1" | — |
| 1990 | 81° | 64° | 72° | — | — |
| 1989 | 71° | 49° | 60° | — | — |
| 1988 | 81° | 51° | 66° | — | — |
| 1987 | 78° | 42° | 60° | — | — |
| 1986 | 63° | 56° | 59° | 0.28" | — |
| 1985coldest | 51° | 31° | 41° | — | — |
| 1984 | 83° | 71° | 77° | — | — |
| 1983 | 74° | 48° | 61° | — | — |
| 1982 | 71° | 51° | 61° | — | — |
| 1981 | 75° | 42° | 59° | — | — |
| 1980 | 70° | 64° | 67° | — | — |
| 1979 | 50° | 45° | 47° | — | — |
| 1978 | 59° | 49° | 54° | — | — |
| 1977 | 78° | 43° | 60° | — | — |
| 1976 | 52° | 42° | 47° | 0.97" | — |
| 1975 | 84° | 69° | 77° | — | — |
| 1974 | 84° | 57° | 71° | — | — |
| 1973 | 88° | 58° | 73° | — | — |
| 1972 | 53° | 44° | 49° | 0.05" | — |
| 1971 | 82° | 60° | 71° | — | — |
55 years of data from MCALLEN