Weather on January 31
Saint Louis, MO
55 Years of Data
Avg High
41°F
Avg Low
24°F
Warmest
2016
59°F avg
Coldest
1977
6°F avg
About This Date
January 31st in Saint Louis, MO typically brings chilly winter weather, with average highs around 41°F and lows near 24°F. Over 55 years of records, the warmest January 31st was in 2016 (59°F average), while the coldest was 1977 (6°F) — a 53°F range across recorded history. Precipitation has occurred on 18% of recorded January 31st dates, with snow falling 2% of the time. The last decade has been 7.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.0°F warmer on this date compared to 20-30 years ago.
Planning for January 31st in Saint Louis, MO? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 20° | 4° | 12° | — | — |
| 2025 | 54° | 38° | 46° | 0.13" | — |
| 2024 | 53° | 37° | 45° | — | — |
| 2023 | 22° | 12° | 17° | — | — |
| 2022 | 51° | 23° | 37° | — | — |
| 2021 | 47° | 33° | 40° | 0.03" | — |
| 2020 | 43° | 34° | 38° | — | — |
| 2019 | 27° | 2° | 15° | — | — |
| 2018 | 60° | 39° | 50° | — | — |
| 2017 | 53° | 33° | 43° | — | — |
| 2016warmest | 65° | 53° | 59° | — | — |
| 2015 | 40° | 30° | 35° | — | — |
| 2014 | 45° | 28° | 36° | — | — |
| 2013 | 45° | 26° | 35° | — | — |
| 2012 | 65° | 40° | 52° | — | — |
| 2011 | 43° | 29° | 36° | — | — |
| 2010 | 32° | 13° | 22° | — | — |
| 2009 | 37° | 11° | 24° | — | — |
| 2008 | 32° | 11° | 21° | — | — |
| 2007 | 28° | 6° | 17° | — | — |
| 2006 | 44° | 25° | 34° | — | — |
| 2005 | 41° | 25° | 33° | — | — |
| 2004 | 22° | 3° | 12° | — | — |
| 2003 | 43° | 26° | 34° | 0.2" | — |
| 2002 | 40° | 35° | 37° | 3.25" | — |
| 2001 | 43° | 35° | 39° | 0.15" | — |
| 2000 | 28° | 15° | 22° | — | — |
| 1999 | 46° | 34° | 40° | 5.05" | — |
| 1998 | 52° | 25° | 38° | — | — |
| 1997 | 37° | 27° | 32° | — | — |
| 1996 | 14° | 1° | 8° | — | — |
| 1995 | 57° | 26° | 42° | — | — |
| 1994 | 24° | 7° | 15° | 0.05" | — |
| 1993 | 63° | 28° | 45° | — | — |
| 1992 | 58° | 30° | 44° | — | — |
| 1991 | 39° | 34° | 36° | — | — |
| 1990 | 62° | 48° | 55° | — | — |
| 1989 | 75° | 37° | 56° | — | — |
| 1988 | 58° | 32° | 45° | 3.81" | — |
| 1987 | 49° | 36° | 42° | — | — |
| 1986 | 54° | 44° | 49° | — | — |
| 1985 | 15° | -3° | 6° | — | — |
| 1983 | 44° | 29° | 36° | — | — |
| 1982 | 47° | 32° | 39° | — | — |
| 1981 | 32° | 22° | 27° | — | — |
| 1980 | 21° | 10° | 16° | — | — |
| 1979 | 27° | 4° | 15° | 0.25" | 1" |
| 1978 | 25° | 4° | 14° | — | — |
| 1977coldest | 15° | -4° | 6° | — | — |
| 1976 | 47° | 29° | 38° | — | — |
| 1975 | 36° | 31° | 33° | 3.76" | — |
| 1974 | 60° | 35° | 48° | — | — |
| 1973 | 40° | 27° | 33° | — | — |
| 1972 | 31° | 15° | 23° | — | — |
| 1971 | 25° | 12° | 18° | — | — |
55 years of data from CAHOKIA