Weather on May 15
Houston, TX
55 Years of Data
Avg High
85°F
Avg Low
68°F
Warmest
2025
85°F avg
Coldest
2014
64°F avg
About This Date
May 15th in Houston, TX typically brings warm spring weather, with average highs around 85°F and lows near 68°F. Over 55 years of records, the warmest May 15th was in 2025 (85°F average), while the coldest was 2014 (64°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 22% of May 15th dates historically, with the wettest May 15th recording 6.22" 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 May 15th in Houston, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 94° | 76° | 85° | — | — |
| 2024 | 92° | 67° | 79° | — | — |
| 2023 | 89° | 73° | 81° | — | — |
| 2022 | 92° | 69° | 80° | — | — |
| 2021 | 85° | 66° | 75° | — | — |
| 2020 | 88° | 70° | 79° | 3.18" | — |
| 2019 | 85° | 68° | 76° | — | — |
| 2018 | 91° | 67° | 79° | — | — |
| 2017 | 86° | 62° | 74° | — | — |
| 2016 | 84° | 69° | 77° | 0.43" | — |
| 2015 | 83° | 74° | 78° | 0.84" | — |
| 2014coldest | 78° | 50° | 64° | — | — |
| 2013 | 85° | 63° | 74° | — | — |
| 2012 | 86° | 65° | 75° | 1.78" | — |
| 2011 | 81° | 57° | 69° | — | — |
| 2010 | 79° | 68° | 73° | 1.68" | — |
| 2009 | 88° | 74° | 81° | — | — |
| 2008 | 85° | 69° | 77° | 1.02" | — |
| 2007 | 92° | 65° | 78° | 6.22" | — |
| 2006 | 85° | 66° | 75° | 0.64" | — |
| 2005 | 88° | 69° | 78° | — | — |
| 2004 | 84° | 64° | 74° | — | — |
| 2003 | 90° | 75° | 82° | — | — |
| 2002 | 84° | 65° | 74° | — | — |
| 2001 | 88° | 67° | 77° | — | — |
| 2000 | 86° | 65° | 75° | — | — |
| 1999 | 89° | 75° | 82° | — | — |
| 1998 | 89° | 76° | 82° | — | — |
| 1997 | 83° | 68° | 75° | — | — |
| 1996 | 86° | 73° | 80° | — | — |
| 1995 | 91° | 77° | 84° | — | — |
| 1994 | 84° | 67° | 75° | — | — |
| 1993 | 88° | 65° | 76° | — | — |
| 1992 | 82° | 74° | 78° | — | — |
| 1991 | 90° | 68° | 79° | — | — |
| 1990 | 84° | 74° | 79° | — | — |
| 1989 | 84° | 70° | 77° | 0.15" | — |
| 1988 | 85° | 67° | 76° | — | — |
| 1987 | 83° | 69° | 76° | — | — |
| 1986 | 78° | 71° | 75° | 0.15" | — |
| 1985 | 80° | 68° | 74° | — | — |
| 1984 | 88° | 70° | 79° | — | — |
| 1983 | 73° | 58° | 65° | 1.04" | — |
| 1982 | 82° | 72° | 77° | — | — |
| 1981 | 74° | 64° | 69° | — | — |
| 1980 | 80° | 73° | 77° | 0.89" | — |
| 1979 | 84° | 66° | 75° | — | — |
| 1978 | 92° | 68° | 80° | — | — |
| 1977 | 81° | 71° | 76° | — | — |
| 1976 | 84° | 65° | 74° | — | — |
| 1975 | 74° | 62° | 68° | — | — |
| 1974 | 81° | 76° | 78° | — | — |
| 1973 | 80° | 58° | 69° | — | — |
| 1972 | 85° | 68° | 76° | — | — |
| 1971 | 85° | 63° | 74° | — | — |
55 years of data from HOUSTON WB CITY