Weather on October 18
Dayton, OH
55 Years of Data
About This Date
October 18th in Dayton, OH typically brings mild fall weather, with average highs around 64°F and lows near 42°F. Over 55 years of records, the warmest October 18th was in 2016 (76°F average), while the coldest was 2015 (37°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 31% of October 18th dates historically, with the wettest October 18th recording 4.57" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for October 18th in Dayton, OH? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 55° | 68° | — | — |
| 2024 | 68° | 37° | 53° | — | — |
| 2023 | 63° | 39° | 51° | — | — |
| 2022 | 46° | 36° | 41° | 0.13" | — |
| 2021 | 70° | 42° | 56° | — | — |
| 2020 | 67° | 40° | 53° | — | — |
| 2019 | 61° | 37° | 49° | — | — |
| 2018 | 56° | 30° | 43° | — | — |
| 2017 | 65° | 38° | 51° | — | — |
| 2016warmest | 84° | 68° | 76° | — | — |
| 2015coldest | 49° | 26° | 37° | — | — |
| 2014 | 73° | 49° | 61° | — | — |
| 2013 | 51° | 40° | 45° | 0.3" | — |
| 2012 | 75° | 49° | 62° | 0.36" | — |
| 2011 | 66° | 45° | 55° | 0.08" | — |
| 2010 | 77° | 45° | 61° | — | — |
| 2009 | 50° | 30° | 40° | — | — |
| 2008 | 58° | 45° | 51° | — | — |
| 2007 | 76° | 61° | 68° | 0.61" | — |
| 2006 | 66° | 55° | 61° | 0.08" | — |
| 2005 | 69° | 41° | 55° | — | — |
| 2004 | 62° | 35° | 49° | — | — |
| 2003 | 57° | 35° | 46° | 0.08" | — |
| 2002 | 56° | 39° | 47° | — | — |
| 2001 | 51° | 33° | 42° | — | — |
| 2000 | 62° | 46° | 54° | 0.51" | — |
| 1999 | 59° | 38° | 48° | 0.1" | — |
| 1998 | 80° | 58° | 69° | — | — |
| 1997 | 55° | 43° | 49° | — | — |
| 1996 | 80° | 47° | 63° | 1.65" | — |
| 1995 | 70° | 36° | 53° | — | — |
| 1994 | 80° | 49° | 64° | — | — |
| 1993 | 66° | 49° | 57° | 0.25" | — |
| 1992 | 54° | 36° | 45° | — | — |
| 1991 | 66° | 37° | 52° | — | — |
| 1990 | 79° | 47° | 63° | 3.51" | — |
| 1989 | 53° | 39° | 46° | 0.15" | — |
| 1988 | 68° | 57° | 63° | 2.84" | — |
| 1987 | 63° | 43° | 53° | — | — |
| 1986 | 51° | 38° | 44° | — | — |
| 1985 | 76° | 44° | 60° | — | — |
| 1984 | 68° | 47° | 57° | — | — |
| 1983 | 64° | 49° | 56° | 0.76" | — |
| 1982 | 55° | 33° | 44° | — | — |
| 1981 | 73° | 43° | 58° | 0.28" | — |
| 1980 | 62° | 44° | 53° | — | — |
| 1979 | 74° | 54° | 64° | — | — |
| 1978 | 59° | 35° | 47° | — | — |
| 1977 | 58° | 31° | 44° | — | — |
| 1976 | 52° | 29° | 40° | — | — |
| 1975 | 50° | 43° | 46° | 4.57" | — |
| 1974 | 71° | 38° | 54° | — | — |
| 1973 | 61° | 39° | 50° | — | — |
| 1972 | 57° | 38° | 47° | — | — |
| 1971 | 74° | 54° | 64° | — | — |
Dayton, OH Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Dayton, OH Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Dayton, OH Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Dayton, OH
Dayton, OH has no months that meet our "pleasant" threshold — every season has tradeoffs.