Weather on May 12
Dayton, OH
55 Years of Data
Avg High
75°F
Avg Low
53°F
Warmest
2011
80°F avg
Coldest
2020
41°F avg
About This Date
May 12th in Dayton, OH typically brings pleasant spring weather, with average highs around 75°F and lows near 53°F. Over 55 years of records, the warmest May 12th was in 2011 (80°F average), while the coldest was 2020 (41°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 40% of May 12th dates historically, with the wettest May 12th recording 2.92" of rain. The last decade has been 3.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.6°F cooler on this date compared to 20-30 years ago.
Planning for May 12th in Dayton, OH? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 59° | 65° | 0.43" | — |
| 2024 | 75° | 46° | 61° | — | — |
| 2023 | 79° | 62° | 70° | 0.89" | — |
| 2022 | 85° | 56° | 70° | — | — |
| 2021 | 52° | 40° | 46° | — | — |
| 2020coldest | 49° | 34° | 41° | 0.03" | — |
| 2019 | 70° | 46° | 58° | 0.41" | — |
| 2018 | 89° | 64° | 77° | — | — |
| 2017 | 62° | 49° | 55° | — | — |
| 2016 | 82° | 63° | 72° | — | — |
| 2015 | 90° | 57° | 73° | — | — |
| 2014 | 84° | 62° | 73° | 2.92" | — |
| 2013 | 59° | 38° | 48° | 0.08" | — |
| 2012 | 76° | 48° | 62° | — | — |
| 2011warmest | 91° | 68° | 80° | — | — |
| 2010 | 74° | 45° | 59° | 1.02" | — |
| 2009 | 69° | 43° | 56° | — | — |
| 2008 | 57° | 48° | 53° | 1.17" | — |
| 2007 | 87° | 60° | 74° | — | — |
| 2006 | 59° | 48° | 54° | 0.84" | — |
| 2005 | 89° | 51° | 70° | 0.99" | — |
| 2004 | 83° | 65° | 74° | — | — |
| 2003 | 67° | 51° | 59° | 0.38" | — |
| 2002 | 72° | 56° | 64° | — | — |
| 2001 | 86° | 57° | 72° | 1.83" | — |
| 2000 | 80° | 59° | 70° | — | — |
| 1999 | 91° | 57° | 74° | — | — |
| 1998 | 76° | 55° | 65° | — | — |
| 1997 | 74° | 44° | 59° | 0.03" | — |
| 1996 | 50° | 38° | 44° | 1.04" | — |
| 1995 | 63° | 50° | 56° | — | — |
| 1994 | 77° | 51° | 64° | 0.51" | — |
| 1993 | 86° | 65° | 75° | — | — |
| 1992 | 86° | 58° | 72° | — | — |
| 1991 | 87° | 66° | 77° | — | — |
| 1990 | 66° | 43° | 54° | — | — |
| 1989 | 62° | 47° | 54° | — | — |
| 1988 | 73° | 50° | 62° | — | — |
| 1987 | 85° | 65° | 75° | — | — |
| 1986 | 85° | 60° | 72° | — | — |
| 1985 | 82° | 62° | 72° | — | — |
| 1984 | 78° | 56° | 67° | 0.28" | — |
| 1983 | 76° | 44° | 60° | — | — |
| 1982 | 85° | 57° | 71° | — | — |
| 1981 | 59° | 41° | 50° | 0.86" | — |
| 1980 | 83° | 64° | 73° | 1.52" | — |
| 1979 | 89° | 62° | 76° | — | — |
| 1978 | 79° | 58° | 68° | 0.25" | — |
| 1977 | 73° | 48° | 61° | — | — |
| 1976 | 75° | 42° | 59° | — | — |
| 1975 | 78° | 54° | 66° | 0.76" | — |
| 1974 | 83° | 53° | 68° | 1.07" | — |
| 1973 | 71° | 52° | 61° | — | — |
| 1972 | 70° | 47° | 58° | — | — |
| 1971 | 70° | 61° | 65° | 0.23" | — |
55 years of data from DAYTON MCD