Weather on December 23
Saint Louis, MO
55 Years of Data
Avg High
45°F
Avg Low
26°F
Warmest
2023
54°F avg
Coldest
1989
-2°F avg
About This Date
December 23rd in Saint Louis, MO typically brings chilly winter weather, with average highs around 45°F and lows near 26°F. Over 54 years of records, the warmest December 23rd was in 2023 (54°F average), while the coldest was 1989 (-2°F) — a 56°F range across recorded history. Precipitation has occurred on 30% of recorded December 23rd dates, with snow falling 6% of the time (heaviest snowfall: 4"). The last decade has been 7.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.1°F warmer on this date compared to 20-30 years ago.
Planning for December 23rd in Saint Louis, MO? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 34° | 52° | — | — |
| 2024 | 54° | 35° | 44° | — | — |
| 2023warmest | 62° | 46° | 54° | — | — |
| 2022 | 8° | -5° | 2° | — | — |
| 2021 | 62° | 29° | 46° | — | — |
| 2020 | 61° | 26° | 44° | 0.3" | — |
| 2019 | 57° | 26° | 42° | — | — |
| 2018 | 44° | 27° | 36° | — | — |
| 2017 | 42° | 30° | 36° | 1.8" | 1.8" |
| 2016 | 45° | 35° | 40° | 0.13" | — |
| 2015 | 60° | 40° | 50° | 2.74" | — |
| 2014 | 50° | 41° | 46° | 0.99" | — |
| 2013 | 34° | 20° | 27° | — | — |
| 2012 | 52° | 32° | 42° | — | — |
| 2011 | 46° | 33° | 40° | — | — |
| 2010 | 33° | 22° | 27° | — | — |
| 2009 | 45° | 30° | 37° | 1.42" | — |
| 2008 | 31° | 4° | 17° | — | — |
| 2007 | 56° | 23° | 39° | 0.56" | — |
| 2006 | 51° | 41° | 46° | — | — |
| 2005 | 54° | 27° | 40° | — | — |
| 2004 | 20° | 9° | 14° | — | — |
| 2003 | 55° | 35° | 45° | 2.26" | — |
| 2002 | 55° | 30° | 43° | — | — |
| 2001 | 53° | 28° | 41° | 0.05" | — |
| 2000 | 20° | 4° | 12° | — | — |
| 1999 | 40° | 22° | 31° | — | — |
| 1998 | 19° | 9° | 14° | — | — |
| 1997 | 41° | 36° | 38° | — | — |
| 1996 | 55° | 39° | 47° | — | — |
| 1995 | 29° | 22° | 25° | 0.05" | 0.4" |
| 1994 | 51° | 33° | 42° | — | — |
| 1993 | 31° | 19° | 25° | 0.05" | — |
| 1992 | 54° | 30° | 42° | — | — |
| 1991 | 47° | 37° | 42° | 1.27" | — |
| 1990 | 9° | 1° | 5° | 2.54" | 4" |
| 1989coldest | 8° | -12° | -2° | — | — |
| 1988 | 60° | 31° | 45° | 1.52" | — |
| 1987 | 53° | 40° | 46° | — | — |
| 1986 | 33° | 25° | 29° | — | — |
| 1985 | 50° | 22° | 36° | — | — |
| 1984 | 42° | 33° | 38° | 0.15" | — |
| 1982 | 61° | 45° | 53° | — | — |
| 1981 | 36° | 22° | 29° | 3" | — |
| 1980 | 57° | 31° | 44° | — | — |
| 1979 | 62° | 37° | 50° | — | — |
| 1978 | 50° | 20° | 35° | — | — |
| 1977 | 46° | 21° | 34° | — | — |
| 1976 | 45° | 22° | 33° | — | — |
| 1975 | 43° | 14° | 28° | — | — |
| 1974 | 54° | 34° | 44° | — | — |
| 1973 | 36° | — | — | — | — |
| 1972 | 34° | 28° | 31° | — | — |
| 1971 | 51° | 27° | 39° | — | — |
54 years of data from ST LOUIS ST LOUIS UNIV