Weather on December 18
Dayton, OH
55 Years of Data
Avg High
38°F
Avg Low
25°F
Warmest
1984
54°F avg
Coldest
1989
5°F avg
About This Date
December 18th in Dayton, OH typically brings cold winter weather, with average highs around 38°F and lows near 25°F. Over 55 years of records, the warmest December 18th was in 1984 (54°F average), while the coldest was 1989 (5°F) — a 49°F range across recorded history. Precipitation has occurred on 38% of recorded December 18th dates, with snow falling 13% of the time (heaviest snowfall: 3"). The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for December 18th in Dayton, OH? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 54° | 36° | 45° | 1.45" | — |
| 2024 | 41° | 33° | 37° | 0.48" | — |
| 2023 | 41° | 27° | 34° | 0.1" | 0.7" |
| 2022 | 32° | 20° | 26° | 0.03" | 0.1" |
| 2021 | 50° | 34° | 42° | 0.53" | — |
| 2020 | 33° | 29° | 31° | 0.03" | — |
| 2019 | 33° | 17° | 25° | — | — |
| 2018 | 44° | 25° | 34° | — | — |
| 2017 | 42° | 36° | 39° | — | — |
| 2016 | 40° | 24° | 32° | 1.7" | — |
| 2015 | 36° | 27° | 31° | — | — |
| 2014 | 30° | 24° | 27° | — | — |
| 2013 | 29° | 18° | 23° | — | — |
| 2012 | 41° | 37° | 39° | 0.03" | — |
| 2011 | 37° | 31° | 34° | — | — |
| 2010 | 29° | 15° | 22° | — | — |
| 2009 | 41° | 21° | 31° | — | — |
| 2008 | 29° | 25° | 27° | — | — |
| 2007 | 25° | 19° | 22° | — | — |
| 2006 | 64° | 43° | 53° | 0.03" | — |
| 2005 | 35° | 19° | 27° | — | — |
| 2004 | 42° | 23° | 33° | — | — |
| 2003 | 29° | 25° | 27° | — | — |
| 2002 | 45° | 29° | 37° | 0.41" | — |
| 2001 | 53° | 42° | 48° | 2.67" | — |
| 2000 | 13° | 8° | 10° | 0.1" | 0.8" |
| 1999 | 45° | 30° | 37° | — | — |
| 1998 | 38° | 30° | 34° | — | — |
| 1997 | 49° | 24° | 36° | — | — |
| 1996 | 38° | 24° | 31° | 0.13" | — |
| 1995 | 37° | 23° | 30° | 1.07" | — |
| 1994 | 42° | 35° | 39° | — | — |
| 1993 | 40° | 36° | 38° | 0.2" | — |
| 1992 | 43° | 32° | 37° | — | — |
| 1991 | 29° | 14° | 21° | — | 0.2" |
| 1990 | 56° | 37° | 46° | 3.4" | — |
| 1989coldest | 12° | -3° | 5° | — | — |
| 1988 | 24° | 13° | 18° | — | — |
| 1987 | 30° | 25° | 27° | — | — |
| 1986 | 44° | 34° | 39° | 0.1" | — |
| 1985 | 26° | -1° | 13° | 0.13" | 1" |
| 1984warmest | 69° | 40° | 54° | — | — |
| 1983 | 27° | 17° | 22° | — | — |
| 1982 | 34° | 26° | 30° | — | — |
| 1981 | 29° | 17° | 23° | 0.51" | 3" |
| 1980 | 38° | 20° | 29° | — | — |
| 1979 | 25° | 15° | 20° | — | — |
| 1978 | 41° | 28° | 35° | — | — |
| 1977 | 57° | 43° | 50° | 0.79" | — |
| 1976 | 43° | 23° | 33° | — | — |
| 1975 | 35° | 11° | 23° | — | — |
| 1974 | 34° | 24° | 29° | — | — |
| 1973 | 25° | 14° | 19° | — | — |
| 1972 | 26° | 3° | 15° | — | — |
| 1971 | 42° | 28° | 35° | 0.08" | 0.1" |
55 years of data from DAYTON MCD