Weather on January 9
Saint Louis, MO
55 Years of Data
About This Date
January 9th in Saint Louis, MO typically brings cold winter weather, with average highs around 39°F and lows near 22°F. Over 54 years of records, the warmest January 9th was in 2003 (57°F average), while the coldest was 1976 (4°F) — a 53°F range across recorded history. Precipitation has occurred on 26% of recorded January 9th dates, with snow falling 13% of the time (heaviest snowfall: 9"). The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
Planning for January 9th in Saint Louis, MO? Bundle up with warm layers and protect extremities from the cold.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 66° | 42° | 54° | — | — |
| 2025 | 31° | 5° | 18° | — | — |
| 2024 | 43° | 34° | 38° | 1.02" | — |
| 2023 | 54° | 23° | 39° | — | — |
| 2022 | 45° | 18° | 32° | 0.15" | — |
| 2021 | 33° | 29° | 31° | — | — |
| 2020 | 56° | 39° | 47° | 2.67" | — |
| 2019 | 41° | 25° | 33° | — | — |
| 2018 | 36° | 31° | 33° | — | — |
| 2017 | 28° | 20° | 24° | — | — |
| 2016 | 53° | 37° | 45° | 0.56" | — |
| 2015 | 32° | 13° | 23° | — | — |
| 2014 | 30° | 19° | 25° | 0.25" | 1" |
| 2013 | 58° | 30° | 44° | — | — |
| 2012 | 46° | 23° | 35° | — | — |
| 2011 | 25° | 9° | 17° | — | — |
| 2010 | 14° | 2° | 8° | — | — |
| 2009 | 43° | 22° | 32° | — | — |
| 2008 | 60° | 30° | 45° | 0.3" | — |
| 2007 | 51° | 29° | 40° | — | — |
| 2006 | 72° | 38° | 55° | — | — |
| 2005 | 33° | 27° | 30° | — | — |
| 2004 | 42° | 28° | 35° | — | — |
| 2003warmest | 72° | 43° | 57° | — | — |
| 2002 | 52° | 26° | 39° | — | — |
| 2001 | 27° | 13° | 20° | — | — |
| 2000 | 48° | 34° | 41° | 0.56" | — |
| 1999 | 20° | 4° | 12° | — | — |
| 1998 | 36° | 33° | 34° | 0.3" | — |
| 1997 | 28° | 23° | 26° | 1.42" | 5.6" |
| 1996 | 42° | 20° | 31° | — | — |
| 1995 | 31° | 25° | 28° | — | — |
| 1994 | 34° | 13° | 23° | — | — |
| 1993 | 30° | 29° | 29° | 0.51" | 0.8" |
| 1992 | 50° | 35° | 43° | — | — |
| 1991 | 34° | 28° | 31° | 0.03" | — |
| 1990 | 58° | 24° | 41° | — | — |
| 1989 | 38° | 20° | 29° | — | — |
| 1988 | 18° | -4° | 7° | — | — |
| 1987 | 34° | 25° | 29° | 4.45" | 9" |
| 1986 | 50° | 23° | 37° | — | — |
| 1985 | 28° | 20° | 24° | 0.08" | — |
| 1983 | 45° | 25° | 35° | — | — |
| 1982 | 41° | 9° | 25° | — | 2" |
| 1981 | 30° | 6° | 18° | — | — |
| 1980 | 26° | 18° | 22° | — | — |
| 1978 | 18° | 2° | 10° | 0.03" | 0.1" |
| 1977 | 24° | 1° | 13° | — | 2.5" |
| 1976coldest | 11° | -2° | 4° | — | — |
| 1975 | 48° | 34° | 41° | — | — |
| 1974 | 33° | 13° | 23° | — | — |
| 1973 | 23° | 10° | 17° | — | — |
| 1972 | 55° | 41° | 48° | — | — |
| 1971 | 28° | 11° | 19° | — | — |
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.