Weather on January 9
Saint Louis, MO
55 Years of Data
Avg High
39°F
Avg Low
22°F
Warmest
2003
57°F avg
Coldest
1976
4°F avg
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.
Warming Trend
2.6°F per decade on this date
| 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° | — | — |
54 years of data from CAHOKIA