Weather on May 18
Waco, TX
55 Years of Data
Avg High
84°F
Avg Low
65°F
Warmest
2018
82°F avg
Coldest
2002
61°F avg
About This Date
May 18th in Waco, TX typically brings warm spring weather, with average highs around 84°F and lows near 65°F. Over 55 years of records, the warmest May 18th was in 2018 (82°F average), while the coldest was 2002 (61°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 18% of May 18th dates historically, with the wettest May 18th recording 3.56" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for May 18th in Waco, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 76° | 81° | 0.03" | — |
| 2024 | 92° | 68° | 80° | — | — |
| 2023 | 87° | 61° | 74° | — | — |
| 2022 | 90° | 71° | 80° | — | — |
| 2021 | 79° | 63° | 71° | 0.51" | — |
| 2020 | 85° | 65° | 75° | — | — |
| 2019 | 84° | 69° | 77° | 0.1" | — |
| 2018warmest | 94° | 70° | 82° | — | — |
| 2017 | 88° | 71° | 79° | — | — |
| 2016 | 69° | 60° | 65° | — | — |
| 2015 | 80° | 70° | 75° | — | — |
| 2014 | 80° | 71° | 76° | — | — |
| 2013 | 87° | 71° | 79° | — | — |
| 2012 | 87° | 65° | 76° | — | — |
| 2011 | 85° | 62° | 73° | — | — |
| 2010 | 90° | 63° | 76° | — | — |
| 2009 | 75° | 52° | 63° | — | — |
| 2008 | 82° | 61° | 71° | — | — |
| 2007 | 80° | 54° | 67° | — | — |
| 2006 | 83° | 58° | 70° | — | — |
| 2005 | 85° | 66° | 75° | — | — |
| 2004 | 86° | 63° | 74° | 3.18" | — |
| 2003 | 83° | 62° | 72° | — | — |
| 2002coldest | 72° | 51° | 61° | — | — |
| 2001 | 89° | 67° | 78° | — | — |
| 2000 | 87° | 62° | 75° | — | — |
| 1999 | 79° | 72° | 75° | — | — |
| 1998 | 89° | 67° | 78° | — | — |
| 1997 | 85° | 66° | 75° | — | — |
| 1996 | 92° | 71° | 81° | — | — |
| 1995 | 85° | 63° | 74° | 3.56" | — |
| 1994 | 83° | 66° | 74° | — | — |
| 1993 | 86° | 68° | 77° | — | — |
| 1992 | 74° | 67° | 70° | 0.86" | — |
| 1991 | 79° | 68° | 73° | — | — |
| 1990 | 89° | 63° | 76° | — | — |
| 1989 | 83° | 66° | 74° | 2.16" | — |
| 1988 | 89° | 60° | 75° | — | — |
| 1987 | 88° | 65° | 76° | — | — |
| 1986 | 77° | 55° | 66° | 3.05" | — |
| 1985 | 82° | 63° | 72° | — | — |
| 1984 | 88° | 66° | 77° | — | — |
| 1983 | 77° | 62° | 70° | 0.08" | — |
| 1982 | 78° | 58° | 68° | 2.46" | — |
| 1981 | 88° | 72° | 80° | — | — |
| 1980 | 86° | 67° | 76° | — | — |
| 1979 | 82° | 62° | 72° | — | — |
| 1978 | 89° | 72° | 80° | — | — |
| 1977 | 84° | 69° | 77° | — | — |
| 1976 | 79° | 51° | 65° | — | — |
| 1975 | 84° | 64° | 74° | — | — |
| 1974 | 89° | 74° | 81° | — | — |
| 1973 | 82° | 54° | 68° | — | — |
| 1972 | 85° | 62° | 73° | — | — |
| 1971 | 89° | 65° | 77° | — | — |
55 years of data from WACO