Weather on May 1
Dayton, OH
55 Years of Data
Avg High
70°F
Avg Low
49°F
Warmest
2007
75°F avg
Coldest
2023
42°F avg
About This Date
May 1st in Dayton, OH typically brings pleasant spring weather, with average highs around 70°F and lows near 49°F. Over 55 years of records, the warmest May 1st was in 2007 (75°F average), while the coldest was 2023 (42°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 42% of May 1st dates historically, with the wettest May 1st recording 5.54" of rain. The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
Planning for May 1st in Dayton, OH? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 62° | 70° | 0.71" | — |
| 2024 | 81° | 53° | 67° | — | — |
| 2023coldest | 45° | 39° | 42° | 0.69" | — |
| 2022 | 77° | 54° | 65° | 0.08" | — |
| 2021 | 61° | 39° | 50° | — | — |
| 2020 | 49° | 45° | 47° | 0.81" | — |
| 2019 | 65° | 49° | 57° | — | — |
| 2018 | 74° | 44° | 59° | — | — |
| 2017 | 82° | 55° | 69° | 0.89" | — |
| 2016 | 63° | 50° | 56° | 1.02" | — |
| 2015 | 64° | 47° | 55° | — | — |
| 2014 | 72° | 44° | 58° | — | — |
| 2013 | 82° | 55° | 69° | — | — |
| 2012 | 84° | 58° | 71° | 0.81" | — |
| 2011 | 74° | 50° | 62° | — | — |
| 2010 | 83° | 63° | 73° | 0.71" | — |
| 2009 | 73° | 62° | 68° | 1.85" | — |
| 2008 | 62° | 41° | 52° | — | — |
| 2007warmest | 90° | 60° | 75° | — | — |
| 2006 | 69° | 55° | 62° | 0.97" | — |
| 2005 | 57° | 37° | 47° | — | — |
| 2004 | 72° | 60° | 66° | — | — |
| 2003 | 78° | 58° | 68° | — | — |
| 2002 | 71° | 46° | 59° | — | — |
| 2001 | 84° | 48° | 66° | — | — |
| 2000 | 78° | 46° | 62° | — | — |
| 1999 | 76° | 44° | 60° | — | — |
| 1998 | 66° | 60° | 63° | 0.58" | — |
| 1997 | 79° | 46° | 62° | 1.02" | — |
| 1996 | 51° | 40° | 45° | 0.05" | — |
| 1995 | 51° | 39° | 45° | 0.08" | — |
| 1994 | 67° | 40° | 53° | 2.87" | — |
| 1993 | 73° | 54° | 63° | — | — |
| 1992 | 67° | 50° | 58° | — | — |
| 1991 | 79° | 59° | 69° | — | — |
| 1990 | 85° | 50° | 67° | 0.03" | — |
| 1989 | 68° | 51° | 60° | — | — |
| 1988 | 72° | 44° | 58° | — | — |
| 1987 | 65° | 44° | 54° | — | — |
| 1986 | 74° | 61° | 67° | 0.18" | — |
| 1985 | 84° | 49° | 66° | — | — |
| 1984 | 61° | 42° | 51° | — | — |
| 1983 | 70° | 59° | 64° | 5.54" | — |
| 1982 | 72° | 56° | 64° | — | — |
| 1981 | 63° | 50° | 56° | 1.17" | — |
| 1980 | 65° | 45° | 55° | 0.03" | — |
| 1979 | 60° | 35° | 48° | — | — |
| 1978 | 61° | 37° | 49° | — | — |
| 1977 | 72° | 44° | 58° | — | — |
| 1976 | 70° | 37° | 53° | — | — |
| 1975 | 71° | 55° | 63° | 1.09" | — |
| 1974 | 66° | 50° | 58° | 1.32" | — |
| 1973 | 73° | 58° | 65° | — | — |
| 1972 | 74° | 47° | 60° | 0.1" | — |
| 1971 | 60° | 39° | 50° | — | — |
55 years of data from DAYTON MCD