Weather on October 20
Dayton, OH
55 Years of Data
Avg High
62°F
Avg Low
42°F
Warmest
2016
69°F avg
Coldest
1989
35°F avg
About This Date
October 20th in Dayton, OH typically brings mild fall weather, with average highs around 62°F and lows near 42°F. Over 55 years of records, the warmest October 20th was in 2016 (69°F average), while the coldest was 1989 (35°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 35% of October 20th dates historically, with the wettest October 20th recording 4.06" 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 October 20th in Dayton, OH? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 39° | 51° | — | — |
| 2024 | 74° | 43° | 58° | — | — |
| 2023 | 56° | 49° | 52° | 0.38" | — |
| 2022 | 55° | 31° | 43° | — | — |
| 2021 | 72° | 50° | 61° | — | — |
| 2020 | 56° | 50° | 53° | 2.24" | — |
| 2019 | 74° | 45° | 59° | — | — |
| 2018 | 59° | 36° | 47° | 0.28" | — |
| 2017 | 75° | 47° | 61° | — | — |
| 2016warmest | 79° | 59° | 69° | 2.72" | — |
| 2015 | 65° | 27° | 46° | — | — |
| 2014 | 57° | 36° | 46° | — | — |
| 2013 | 46° | 35° | 41° | 0.43" | — |
| 2012 | 55° | 43° | 49° | 0.84" | — |
| 2011 | 52° | 41° | 46° | 4.06" | — |
| 2010 | 65° | 39° | 52° | — | — |
| 2009 | 60° | 34° | 47° | — | — |
| 2008 | 61° | 35° | 48° | — | — |
| 2007 | 66° | 53° | 60° | — | — |
| 2006 | 60° | 41° | 51° | 0.81" | — |
| 2005 | 82° | 47° | 64° | — | — |
| 2004 | 54° | 46° | 50° | 0.03" | — |
| 2003 | 69° | 44° | 57° | — | — |
| 2002 | 61° | 36° | 48° | 0.2" | — |
| 2001 | 63° | 43° | 53° | — | — |
| 2000 | 74° | 47° | 60° | — | — |
| 1999 | 56° | 38° | 47° | — | — |
| 1998 | 65° | 45° | 55° | — | — |
| 1997 | 66° | 40° | 53° | — | — |
| 1996 | 57° | 36° | 46° | — | — |
| 1995 | 77° | 53° | 65° | — | — |
| 1994 | 64° | 55° | 60° | 0.05" | — |
| 1993 | 60° | 54° | 57° | 2.03" | — |
| 1992 | 46° | 29° | 37° | — | — |
| 1991 | 52° | 31° | 41° | — | — |
| 1990 | 54° | 39° | 46° | — | — |
| 1989coldest | 37° | 32° | 35° | 0.15" | — |
| 1988 | 57° | 38° | 47° | — | — |
| 1987 | 71° | 41° | 56° | — | — |
| 1986 | 64° | 35° | 50° | — | — |
| 1985 | 70° | 56° | 63° | 2.24" | — |
| 1984 | 72° | 43° | 57° | — | — |
| 1983 | 56° | 45° | 50° | 0.43" | — |
| 1982 | 72° | 52° | 62° | 0.13" | — |
| 1981 | 51° | 38° | 44° | — | — |
| 1980 | 60° | 34° | 47° | — | — |
| 1979 | 76° | 60° | 68° | — | — |
| 1978 | 59° | 43° | 51° | — | — |
| 1977 | 56° | 41° | 48° | — | — |
| 1976 | 55° | 39° | 47° | 0.56" | — |
| 1975 | 49° | 43° | 46° | 0.41" | — |
| 1974 | 49° | 33° | 41° | 0.3" | — |
| 1973 | 69° | 41° | 55° | — | — |
| 1972 | 45° | 30° | 37° | — | — |
| 1971 | 78° | 55° | 67° | — | — |
55 years of data from DAYTON MCD