Weather on May 15
Mc Kinney, TX
55 Years of Data
Avg High
83°F
Avg Low
60°F
Warmest
1990
81°F avg
Coldest
2011
59°F avg
About This Date
May 15th in Mc Kinney, TX typically brings warm spring weather, with average highs around 83°F and lows near 60°F. Over 55 years of records, the warmest May 15th was in 1990 (81°F average), while the coldest was 2011 (59°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 27% of May 15th dates historically, with the wettest May 15th recording 3.86" of rain. The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Mc Kinney, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 70° | 79° | — | — |
| 2024 | 87° | 59° | 73° | — | — |
| 2023 | 85° | 66° | 75° | 0.03" | — |
| 2022 | 92° | 64° | 78° | 0.69" | — |
| 2021 | 82° | 59° | 71° | — | — |
| 2020 | 85° | 65° | 75° | 0.13" | — |
| 2019 | 86° | 59° | 73° | — | — |
| 2018 | 87° | 67° | 77° | 0.1" | — |
| 2017 | 86° | 64° | 75° | — | — |
| 2016 | 71° | 55° | 63° | — | — |
| 2015 | 76° | 69° | 72° | 0.36" | — |
| 2014 | 81° | 46° | 63° | — | — |
| 2013 | 79° | 63° | 71° | 1.55" | — |
| 2012 | 84° | 60° | 72° | — | — |
| 2011coldest | 71° | 47° | 59° | — | — |
| 2010 | 79° | 63° | 71° | — | — |
| 2009 | 86° | 68° | 77° | — | — |
| 2008 | 70° | 56° | 63° | — | — |
| 2007 | 89° | 65° | 77° | — | — |
| 2006 | 76° | 51° | 63° | — | — |
| 2005 | 78° | 52° | 65° | — | — |
| 2004 | 75° | 55° | 65° | — | — |
| 2003 | 83° | 65° | 74° | — | — |
| 2002 | 79° | 56° | 67° | — | — |
| 2001 | 88° | 65° | 76° | — | — |
| 2000 | 83° | 52° | 67° | — | — |
| 1999 | 87° | 73° | 80° | — | — |
| 1998 | 88° | 55° | 71° | — | — |
| 1997 | 76° | 60° | 68° | — | — |
| 1996 | 88° | 71° | 79° | — | — |
| 1995 | 89° | — | — | — | — |
| 1994 | 84° | 64° | 74° | 0.66" | — |
| 1993 | 89° | 56° | 72° | — | — |
| 1992 | 86° | 64° | 75° | 1.5" | — |
| 1991 | 82° | 51° | 67° | 1.04" | — |
| 1990warmest | 89° | 73° | 81° | 0.08" | — |
| 1989 | 84° | 65° | 74° | — | — |
| 1988 | 88° | 60° | 74° | — | — |
| 1987 | 82° | 62° | 72° | 1.68" | — |
| 1986 | 83° | 68° | 75° | — | — |
| 1985 | 84° | 52° | 68° | — | — |
| 1984 | 91° | 67° | 79° | — | — |
| 1983 | 69° | 52° | 60° | 1.65" | — |
| 1982 | 83° | 64° | 73° | — | — |
| 1981 | 73° | 50° | 62° | — | — |
| 1980 | 75° | 60° | 68° | 1.09" | — |
| 1979 | 84° | 55° | 70° | — | — |
| 1978 | 93° | 60° | 77° | — | — |
| 1977 | 84° | 68° | 76° | — | — |
| 1976 | 76° | 51° | 63° | — | — |
| 1975 | 78° | 62° | 70° | 3.86" | — |
| 1974 | 89° | 70° | 79° | 3.38" | — |
| 1973 | 74° | 49° | 61° | — | — |
| 1972 | 85° | 52° | 68° | — | — |
| 1971 | 81° | 45° | 63° | — | — |
55 years of data from MCKINNEY MUNI AP