Weather on June 18
Mc Kinney, TX
55 Years of Data
Avg High
91°F
Avg Low
71°F
Warmest
2011
89°F avg
Coldest
1999
70°F avg
About This Date
June 18th in Mc Kinney, TX typically brings hot summer weather, with average highs around 91°F and lows near 71°F. Over 55 years of records, the warmest June 18th was in 2011 (89°F average), while the coldest was 1999 (70°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 24% of June 18th dates historically, with the wettest June 18th recording 3.73" of rain. The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
Planning for June 18th in Mc Kinney, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 78° | 86° | — | — |
| 2024 | 93° | 75° | 84° | — | — |
| 2023 | 89° | 69° | 79° | — | — |
| 2022 | 96° | 73° | 85° | — | — |
| 2021 | 93° | 76° | 84° | — | — |
| 2020 | 93° | 73° | 83° | — | — |
| 2019 | 90° | 69° | 79° | — | — |
| 2018 | 91° | 76° | 83° | — | — |
| 2017 | 91° | 76° | 83° | — | — |
| 2016 | 94° | 75° | 84° | — | — |
| 2015 | 92° | 74° | 83° | 0.15" | — |
| 2014 | 95° | 75° | 85° | 0.08" | — |
| 2013 | 85° | 71° | 78° | 1.22" | — |
| 2012 | 91° | 72° | 81° | — | — |
| 2011warmest | 101° | 78° | 89° | — | — |
| 2010 | 97° | 78° | 87° | — | — |
| 2009 | 94° | 75° | 84° | — | — |
| 2008 | 89° | 69° | 79° | — | — |
| 2007 | 89° | 66° | 78° | 3.73" | — |
| 2006 | 94° | 68° | 81° | — | — |
| 2005 | 88° | 71° | 79° | — | — |
| 2004 | 91° | 72° | 81° | — | — |
| 2003 | 80° | 65° | 72° | 0.05" | — |
| 2002 | 83° | 62° | 72° | — | — |
| 2001 | 88° | 65° | 76° | — | — |
| 2000 | 83° | 68° | 75° | 0.05" | — |
| 1999coldest | 78° | 62° | 70° | — | — |
| 1998 | 95° | 80° | 88° | — | — |
| 1997 | 89° | 66° | 78° | — | — |
| 1996 | 98° | 69° | 84° | 0.84" | — |
| 1995 | 87° | 64° | 76° | — | — |
| 1994 | 92° | 70° | 81° | — | — |
| 1993 | 88° | 71° | 79° | 1.17" | — |
| 1992 | 93° | 76° | 84° | — | — |
| 1991 | 91° | 69° | 80° | — | — |
| 1990 | 97° | 75° | 86° | — | — |
| 1989 | 89° | 68° | 79° | — | — |
| 1988 | 93° | 68° | 81° | 0.53" | — |
| 1987 | 96° | 68° | 82° | 0.66" | — |
| 1986 | 88° | 70° | 79° | — | — |
| 1985 | 81° | 71° | 76° | — | — |
| 1984 | 94° | 72° | 83° | — | — |
| 1983 | 88° | 63° | 75° | — | — |
| 1982 | 91° | 67° | 79° | 0.18" | — |
| 1981 | 90° | 71° | 80° | — | — |
| 1980 | 99° | 76° | 87° | — | — |
| 1979 | 90° | 68° | 79° | — | — |
| 1978 | 93° | 73° | 83° | — | — |
| 1977 | 92° | 73° | 82° | — | — |
| 1976 | 93° | 67° | 80° | 0.23" | — |
| 1975 | 91° | 77° | 84° | — | — |
| 1974 | 90° | 73° | 81° | 0.08" | — |
| 1973 | 93° | 75° | 84° | — | — |
| 1972 | 91° | 69° | 80° | — | — |
| 1971 | 98° | 72° | 85° | — | — |
55 years of data from MCKINNEY MUNI AP