Weather on January 9 at Gateway Arch
Gateway Arch National Park
Based on 53 years of data from St. Louis, MO
Planning Your Visit
January 9th in Gateway Arch National Park (via St. Louis, MO) typically brings cold winter weather, with average highs around 39°F and lows near 22°F. Over 53 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 25% of recorded January 9th dates, with snow falling 13% of the time (heaviest snowfall: 9"). The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
Planning for January 9th in Gateway Arch? Bundle up with warm layers and protect extremities from the cold.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 66°F | 42°F | 0" | 0" |
| 2025 | 31°F | 5°F | 0" | 0" |
| 2024 | 43°F | 34°F | 1.02" | -- |
| 2023 | 54°F | 23°F | 0" | 0" |
| 2022 | 45°F | 18°F | 0.15" | 0" |
| 2021 | 33°F | 29°F | 0" | 0" |
| 2020 | 56°F | 39°F | 2.67" | 0" |
| 2019 | 41°F | 25°F | 0" | 0" |
| 2018 | 36°F | 31°F | 0" | 0" |
| 2017 | 28°F | 20°F | 0" | 0" |
| 2016 | 53°F | 37°F | 0.56" | 0" |
| 2015 | 32°F | 13°F | 0" | 0" |
| 2014 | 30°F | 19°F | 0.25" | 1" |
| 2013 | 58°F | 30°F | 0" | 0" |
| 2012 | 46°F | 23°F | 0" | -- |
| 2011 | 25°F | 9°F | 0" | 0" |
| 2010 | 14°F | 2°F | 0" | 0" |
| 2009 | 43°F | 22°F | 0" | 0" |
| 2008 | 60°F | 30°F | 0.3" | 0" |
| 2007 | 51°F | 29°F | 0" | 0" |
| 2006 | 72°F | 38°F | 0" | 0" |
| 2005 | 33°F | 27°F | 0" | 0" |
| 2004 | 42°F | 28°F | 0" | 0" |
| 2003 | 72°F | 43°F | 0" | 0" |
| 2002 | 52°F | 26°F | 0" | 0" |
| 2001 | 27°F | 13°F | 0" | 0" |
| 2000 | 48°F | 34°F | 0.56" | 0" |
| 1999 | 20°F | 4°F | 0" | 0" |
| 1998 | 36°F | 33°F | 0.3" | 0" |
| 1997 | 30°F | 23°F | 1.09" | 6" |
| 1996 | 42°F | 20°F | 0" | 0" |
| 1995 | 31°F | 25°F | 0" | 0" |
| 1994 | 34°F | 13°F | 0" | 0" |
| 1993 | 30°F | 29°F | 0.51" | 0.8" |
| 1992 | 50°F | 35°F | 0" | 0" |
| 1991 | 34°F | 28°F | 0.03" | 0" |
| 1990 | 58°F | 24°F | 0" | 0" |
| 1989 | 38°F | 20°F | 0" | 0" |
| 1988 | 18°F | -4°F | 0" | 0" |
| 1987 | 34°F | 25°F | 4.45" | 9" |
| 1986 | 50°F | 23°F | 0" | 0" |
| 1983 | 45°F | 25°F | 0" | 0" |
| 1982 | 41°F | 9°F | 0" | 2" |
| 1981 | 30°F | 6°F | 0" | 0" |
| 1980 | 26°F | 18°F | 0" | 0" |
| 1978 | 18°F | 2°F | 0.03" | 0.1" |
| 1977 | 24°F | 1°F | -- | 2.5" |
| 1976 | 11°F | -2°F | 0" | -- |
| 1975 | 48°F | 34°F | 0" | 0" |
| 1974 | 33°F | 13°F | -- | -- |
| 1973 | 23°F | 10°F | 0" | -- |
| 1972 | 55°F | 41°F | 0" | -- |
| 1971 | 28°F | 11°F | 0" | -- |