Weather on December 20
Louisville, KY
55 Years of Data
Avg High
45°F
Avg Low
28°F
Warmest
2013
58°F avg
Coldest
1989
15°F avg
About This Date
December 20th in Louisville, KY typically brings chilly winter weather, with average highs around 45°F and lows near 28°F. Over 55 years of records, the warmest December 20th was in 2013 (58°F average), while the coldest was 1989 (15°F) — a 43°F range across recorded history. Precipitation has occurred on 35% of recorded December 20th dates, with snow falling 4% of the time (heaviest snowfall: 1.6"). The last decade has been 7.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.9°F warmer on this date compared to 20-30 years ago.
Planning for December 20th in Louisville, KY? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 26° | 42° | — | — |
| 2024 | 40° | 32° | 36° | — | — |
| 2023 | 51° | 26° | 39° | — | — |
| 2022 | 48° | 27° | 38° | — | — |
| 2021 | 45° | 24° | 35° | — | — |
| 2020 | 47° | 34° | 40° | 0.33" | — |
| 2019 | 50° | 24° | 37° | — | — |
| 2018 | 50° | 47° | 48° | 1.45" | — |
| 2017 | 55° | 36° | 45° | — | — |
| 2016 | 42° | 15° | 29° | — | — |
| 2015 | 52° | 28° | 40° | — | — |
| 2014 | 38° | 27° | 33° | — | — |
| 2013warmest | 64° | 51° | 58° | 0.1" | — |
| 2012 | 57° | 32° | 45° | 1.47" | — |
| 2011 | 60° | 40° | 50° | 0.18" | — |
| 2010 | 36° | 28° | 32° | 0.08" | — |
| 2009 | 37° | 32° | 35° | 0.05" | — |
| 2008 | 40° | 35° | 37° | — | — |
| 2007 | 50° | 34° | 42° | 1.35" | — |
| 2006 | 54° | 29° | 42° | — | — |
| 2005 | 33° | 15° | 24° | — | — |
| 2004 | 28° | 11° | 19° | — | — |
| 2003 | 32° | 19° | 26° | — | — |
| 2002 | 47° | 37° | 42° | — | — |
| 2001 | 45° | 27° | 36° | — | — |
| 2000 | 22° | 8° | 15° | — | — |
| 1999 | 49° | 28° | 38° | 0.36" | — |
| 1998 | 51° | 45° | 48° | 0.03" | — |
| 1997 | 53° | 39° | 46° | — | — |
| 1996 | 22° | 11° | 16° | — | — |
| 1995 | 31° | 20° | 25° | — | — |
| 1994 | 52° | 27° | 39° | — | — |
| 1993 | 40° | 31° | 35° | 0.15" | — |
| 1992 | 50° | 25° | 37° | 0.58" | — |
| 1991 | 50° | 30° | 40° | — | — |
| 1990 | 58° | 37° | 47° | 0.23" | — |
| 1989coldest | 25° | 6° | 15° | — | — |
| 1988 | 60° | 52° | 56° | — | — |
| 1987 | 59° | 33° | 46° | — | — |
| 1986 | 38° | 24° | 31° | — | — |
| 1985 | 26° | 13° | 19° | 0.13" | 0.7" |
| 1984 | 42° | 37° | 40° | 0.61" | — |
| 1983 | 28° | 17° | 23° | — | — |
| 1982 | 48° | 33° | 41° | — | — |
| 1981 | 29° | 4° | 16° | — | — |
| 1980 | 23° | 9° | 16° | — | — |
| 1979 | 55° | 26° | 41° | — | — |
| 1978 | 66° | 42° | 54° | 1.04" | — |
| 1977 | 55° | 29° | 42° | — | — |
| 1976 | 56° | 20° | 38° | 0.13" | — |
| 1975 | 41° | 33° | 37° | — | — |
| 1974 | 47° | 24° | 35° | — | — |
| 1973 | 37° | 25° | 31° | 2.84" | 1.6" |
| 1972 | 48° | 40° | 44° | — | — |
| 1971 | 53° | 43° | 48° | 0.23" | — |
55 years of data from LOUISVILLE BOWMAN FLD