Weather on August 15
Mc Kinney, TX
55 Years of Data
Avg High
95°F
Avg Low
72°F
Warmest
2010
91°F avg
Coldest
1989
70°F avg
About This Date
August 15th in Mc Kinney, TX typically brings hot summer weather, with average highs around 95°F and lows near 72°F. Over 55 years of records, the warmest August 15th was in 2010 (91°F average), while the coldest was 1989 (70°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 25% of August 15th dates historically, with the wettest August 15th recording 3.96" of rain. The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
Planning for August 15th in Mc Kinney, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 98° | 78° | 88° | — | — |
| 2024 | 101° | 79° | 90° | — | — |
| 2023 | 93° | 73° | 83° | — | — |
| 2022 | 99° | 77° | 88° | — | — |
| 2021 | 91° | 75° | 83° | — | — |
| 2020 | 103° | 78° | 90° | — | — |
| 2019 | 98° | 74° | 86° | — | — |
| 2018 | 96° | 77° | 87° | — | — |
| 2017 | 93° | 77° | 85° | — | — |
| 2016 | 78° | 69° | 74° | 0.3" | — |
| 2015 | 95° | 68° | 82° | — | — |
| 2014 | 96° | 68° | 82° | — | — |
| 2013 | 90° | 69° | 79° | — | — |
| 2012 | 93° | 73° | 83° | 0.97" | — |
| 2011 | 104° | 72° | 88° | — | — |
| 2010warmest | 103° | 80° | 91° | — | — |
| 2009 | 95° | 74° | 84° | — | — |
| 2008 | 86° | 66° | 76° | 3.96" | — |
| 2007 | 98° | 75° | 87° | — | — |
| 2006 | 103° | 77° | 90° | — | — |
| 2005 | 95° | 72° | 83° | 0.64" | — |
| 2004 | 87° | 64° | 76° | — | — |
| 2003 | 85° | 69° | 77° | 0.1" | — |
| 2002 | 84° | 68° | 76° | 0.36" | — |
| 2001 | 100° | 75° | 88° | — | — |
| 2000 | 99° | 73° | 86° | — | — |
| 1999 | 99° | 74° | 86° | — | — |
| 1998 | 93° | 69° | 81° | 0.05" | — |
| 1997 | 96° | 77° | 87° | 1.55" | — |
| 1996 | 90° | — | — | — | — |
| 1995 | 96° | 74° | 85° | — | — |
| 1994 | 94° | 67° | 80° | 0.36" | — |
| 1993 | 99° | 73° | 86° | — | — |
| 1992 | 83° | 62° | 72° | — | — |
| 1991 | 86° | 66° | 76° | 0.13" | — |
| 1990 | 93° | 71° | 82° | — | — |
| 1989coldest | 85° | 55° | 70° | 0.15" | — |
| 1988 | 98° | 75° | 87° | — | — |
| 1987 | 99° | 78° | 88° | — | — |
| 1986 | 99° | 75° | 87° | — | — |
| 1985 | 96° | 69° | 83° | — | — |
| 1984 | 93° | 64° | 79° | — | — |
| 1983 | 102° | 74° | 88° | — | — |
| 1982 | 103° | 72° | 87° | — | — |
| 1981 | 103° | 76° | 89° | — | — |
| 1980 | 98° | 78° | 88° | — | — |
| 1979 | 93° | 72° | 82° | — | — |
| 1978 | 101° | 77° | 89° | — | — |
| 1977 | 96° | 75° | 86° | — | — |
| 1976 | 97° | 71° | 84° | — | — |
| 1975 | 98° | 76° | 87° | — | — |
| 1974 | 95° | 70° | 82° | 0.05" | — |
| 1973 | 96° | 65° | 80° | — | — |
| 1972 | 95° | 67° | 81° | 1.8" | — |
| 1971 | 89° | 71° | 80° | 1.14" | — |
55 years of data from MCKINNEY MUNI AP