Weather on December 21
Cincinnati, OH
55 Years of Data
Avg High
41°F
Avg Low
24°F
Warmest
1990
57°F avg
Coldest
1989
2°F avg
About This Date
December 21st in Cincinnati, OH typically brings chilly winter weather, with average highs around 41°F and lows near 24°F. Over 55 years of records, the warmest December 21st was in 1990 (57°F average), while the coldest was 1989 (2°F) — a 55°F range across recorded history. Precipitation has occurred on 33% of recorded December 21st dates, with snow falling 7% of the time (heaviest snowfall: 1.6"). The last decade has been 6.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.1°F warmer on this date compared to 20-30 years ago.
Planning for December 21st in Cincinnati, OH? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 43° | 22° | 32° | — | — |
| 2024 | 35° | 22° | 29° | — | — |
| 2023 | 53° | 24° | 39° | — | — |
| 2022 | 45° | 19° | 32° | — | — |
| 2021 | 47° | 23° | 35° | — | — |
| 2020 | 47° | 25° | 36° | — | — |
| 2019 | 54° | 26° | 40° | — | — |
| 2018 | 45° | 36° | 40° | 0.2" | — |
| 2017 | 56° | 22° | 39° | — | — |
| 2016 | 38° | 16° | 27° | — | — |
| 2015 | 48° | 28° | 38° | 0.2" | — |
| 2014 | 30° | 24° | 27° | — | — |
| 2013 | 60° | 50° | 55° | — | — |
| 2012 | 50° | 26° | 38° | 2.29" | 0.3" |
| 2011 | 55° | 42° | 49° | 3.58" | — |
| 2010 | 34° | 27° | 30° | 0.41" | 1.6" |
| 2009 | 33° | 27° | 30° | 0.08" | 0.3" |
| 2008 | 33° | 19° | 26° | — | — |
| 2007 | 46° | 28° | 37° | 0.15" | — |
| 2006 | 52° | 29° | 40° | 0.38" | — |
| 2005 | 30° | 9° | 19° | — | — |
| 2004 | 35° | 6° | 21° | — | — |
| 2003 | 31° | 16° | 23° | — | — |
| 2002 | 44° | 34° | 39° | — | — |
| 2001 | 44° | 25° | 34° | — | — |
| 2000 | 23° | 11° | 17° | — | — |
| 1999 | 33° | 16° | 24° | — | — |
| 1998 | 60° | 43° | 51° | 3.3" | — |
| 1997 | 43° | 30° | 36° | — | — |
| 1996 | 37° | 11° | 24° | — | — |
| 1995 | 27° | 19° | 23° | — | — |
| 1994 | 57° | 25° | 41° | — | — |
| 1993 | 38° | 25° | 31° | 0.15" | — |
| 1992 | 40° | 17° | 28° | — | — |
| 1991 | 46° | 27° | 36° | 0.56" | — |
| 1990warmest | 62° | 51° | 57° | 1.02" | — |
| 1989coldest | 14° | -10° | 2° | 0.03" | 0.1" |
| 1988 | 58° | 32° | 45° | 0.3" | — |
| 1987 | 46° | 26° | 36° | — | — |
| 1986 | 37° | 21° | 29° | — | — |
| 1985 | 24° | 7° | 15° | — | — |
| 1984 | 60° | 40° | 50° | 3.05" | — |
| 1983 | 42° | 26° | 34° | 1.07" | — |
| 1982 | 40° | 27° | 33° | — | — |
| 1981 | 38° | 14° | 26° | 1.14" | — |
| 1980 | 27° | 8° | 17° | — | — |
| 1979 | 52° | 30° | 41° | — | — |
| 1978 | 41° | 30° | 36° | — | — |
| 1977 | 26° | 21° | 24° | 0.18" | — |
| 1976 | 21° | 7° | 14° | — | — |
| 1975 | 35° | 22° | 28° | — | — |
| 1974 | 41° | 34° | 37° | — | — |
| 1973 | 25° | 17° | 21° | — | — |
| 1972 | 42° | 37° | 40° | — | — |
| 1971 | 41° | 32° | 37° | — | — |
55 years of data from CINCINNATI ABBE WSMO