Weather on January 31
Saint Louis, MO
55 Years of Data
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.
| 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° | — | — |
Saint Louis, MO Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Saint Louis, MO Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Saint Louis, MO Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Saint Louis, MO
Saint Louis, MO has no months that meet our "pleasant" threshold — every season has tradeoffs.