Weather on June 30
Dayton, OH
55 Years of Data
Avg High
85°F
Avg Low
65°F
Warmest
2020
88°F avg
Coldest
1988
62°F avg
About This Date
June 30th in Dayton, OH typically brings warm summer weather, with average highs around 85°F and lows near 65°F. Over 55 years of records, the warmest June 30th was in 2020 (88°F average), while the coldest was 1988 (62°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 29% of June 30th dates historically, with the wettest June 30th recording 7.11" of rain. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for June 30th in Dayton, OH? 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 | 87° | 71° | 79° | 1.63" | — |
| 2024 | 79° | 60° | 69° | — | — |
| 2023 | 89° | 68° | 79° | — | — |
| 2022 | 91° | 62° | 77° | — | — |
| 2021 | 98° | 75° | 87° | 7.11" | — |
| 2020warmest | 98° | 79° | 88° | — | — |
| 2019 | 97° | 78° | 87° | — | — |
| 2018 | 93° | 72° | 82° | — | — |
| 2017 | 89° | 72° | 80° | — | — |
| 2016 | 78° | 58° | 68° | — | — |
| 2015 | 68° | 58° | 63° | 1.65" | — |
| 2014 | 85° | 71° | 78° | 0.69" | — |
| 2013 | 79° | 64° | 71° | 0.1" | — |
| 2012 | 91° | 65° | 78° | 0.05" | — |
| 2011 | 85° | 62° | 73° | — | — |
| 2010 | 77° | 56° | 66° | — | — |
| 2009 | 84° | 64° | 74° | — | — |
| 2008 | 79° | 62° | 70° | 0.13" | — |
| 2007 | 78° | 54° | 66° | — | — |
| 2006 | 82° | 60° | 71° | — | — |
| 2005 | 94° | 73° | 83° | — | — |
| 2004 | 82° | 59° | 71° | — | — |
| 2003 | 88° | 67° | 77° | — | — |
| 2002 | 90° | 68° | 79° | — | — |
| 2001 | 89° | 72° | 80° | — | — |
| 2000 | 83° | 60° | 71° | — | — |
| 1999 | 77° | 60° | 69° | — | — |
| 1998 | 91° | 69° | 80° | 1.3" | — |
| 1997 | 88° | 74° | 81° | — | — |
| 1996 | 95° | 74° | 84° | — | — |
| 1995 | 82° | 66° | 74° | 5.99" | — |
| 1994 | 87° | 62° | 75° | 0.53" | — |
| 1993 | 82° | 64° | 73° | — | — |
| 1992 | 87° | 61° | 74° | — | — |
| 1991 | 93° | 75° | 84° | — | — |
| 1990 | 88° | 74° | 81° | — | — |
| 1989 | 79° | 58° | 68° | — | — |
| 1988coldest | 68° | 55° | 62° | 0.58" | — |
| 1987 | 92° | 68° | 80° | 0.91" | — |
| 1986 | 87° | 66° | 77° | — | — |
| 1985 | 84° | 57° | 71° | — | — |
| 1984 | 80° | 58° | 69° | — | — |
| 1983 | 78° | 64° | 71° | — | — |
| 1982 | 84° | 66° | 75° | 0.15" | — |
| 1981 | 92° | 72° | 82° | — | — |
| 1980 | 85° | 61° | 73° | — | — |
| 1979 | 77° | 61° | 69° | 1.78" | — |
| 1978 | 93° | 71° | 82° | — | — |
| 1977 | 83° | 64° | 73° | — | — |
| 1976 | 86° | 62° | 74° | 2.36" | — |
| 1975 | 89° | 68° | 79° | — | — |
| 1974 | 81° | 61° | 71° | — | — |
| 1973 | 77° | 62° | 70° | — | — |
| 1972 | 79° | 64° | 71° | 0.79" | — |
| 1971 | 90° | 74° | 82° | — | — |
55 years of data from DAYTON MCD