Weather on June 18
Mcallen, TX
55 Years of Data
Avg High
96°F
Avg Low
75°F
Warmest
2011
90°F avg
Coldest
1979
80°F avg
About This Date
June 18th in Mcallen, TX typically brings hot summer weather, with average highs around 96°F and lows near 75°F. Over 55 years of records, the warmest June 18th was in 2011 (90°F average), while the coldest was 1979 (80°F) — a 10°F range across recorded history. Rain or other precipitation has occurred on about 15% of June 18th dates historically, with the wettest June 18th recording 6.25" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for June 18th in Mcallen, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 77° | 87° | — | — |
| 2024 | 99° | 81° | 90° | — | — |
| 2023 | 100° | 81° | 90° | — | — |
| 2022 | 96° | 76° | 86° | — | — |
| 2021 | 91° | 75° | 83° | — | — |
| 2020 | 94° | 74° | 84° | 6.25" | — |
| 2019 | 100° | 80° | 90° | — | — |
| 2018 | 96° | 78° | 87° | 2.92" | — |
| 2017 | 102° | 79° | 90° | — | — |
| 2016 | 101° | 78° | 89° | — | — |
| 2015 | 95° | 75° | 85° | 1.93" | — |
| 2014 | 98° | 80° | 89° | — | — |
| 2013 | 98° | 78° | 88° | — | — |
| 2012 | 99° | 76° | 87° | — | — |
| 2011warmest | 100° | 80° | 90° | — | — |
| 2010 | 94° | 76° | 85° | — | — |
| 2009 | 98° | 79° | 88° | — | — |
| 2008 | 99° | 76° | 87° | — | — |
| 2007 | 100° | 78° | 89° | — | — |
| 2006 | 97° | 80° | 88° | — | — |
| 2005 | 101° | 76° | 88° | — | — |
| 2004 | 98° | 78° | 88° | — | — |
| 2003 | 98° | 75° | 87° | — | — |
| 2002 | 101° | 75° | 88° | — | — |
| 2001 | 95° | 75° | 85° | — | — |
| 2000 | 94° | 78° | 86° | — | — |
| 1999 | 95° | 74° | 84° | 0.03" | — |
| 1998 | 98° | 80° | 89° | — | — |
| 1997 | 101° | 71° | 86° | 4.39" | — |
| 1996 | 98° | 76° | 87° | — | — |
| 1995 | 91° | 71° | 81° | — | — |
| 1994 | 92° | 75° | 83° | 0.13" | — |
| 1993 | 91° | 77° | 84° | — | — |
| 1992 | 96° | 76° | 86° | — | — |
| 1991 | 91° | 68° | 80° | — | — |
| 1990 | 97° | 76° | 86° | — | — |
| 1989 | 93° | 66° | 80° | — | — |
| 1988 | 95° | 71° | 83° | — | — |
| 1987 | 93° | 76° | 84° | — | — |
| 1986 | 94° | 76° | 85° | 0.33" | — |
| 1985 | 95° | 79° | 87° | 5.21" | — |
| 1984 | 92° | 74° | 83° | — | — |
| 1983 | 93° | 70° | 81° | — | — |
| 1982 | 96° | 74° | 85° | — | — |
| 1981 | 90° | 72° | 81° | — | — |
| 1980 | 99° | 77° | 88° | — | — |
| 1979coldest | 92° | 69° | 80° | — | — |
| 1978 | 96° | 73° | 85° | — | — |
| 1977 | 94° | 75° | 84° | — | — |
| 1976 | 98° | 75° | 87° | — | — |
| 1975 | 94° | 78° | 86° | — | — |
| 1974 | 96° | 69° | 83° | — | — |
| 1973 | 96° | 77° | 87° | — | — |
| 1972 | 91° | 71° | 81° | — | — |
| 1971 | 95° | 72° | 83° | — | — |
55 years of data from MCALLEN