Weather on January 2 at Gateway Arch
Gateway Arch National Park
Based on 54 years of data from St. Louis, MO
Planning Your Visit
January 2nd in Gateway Arch National Park (via St. Louis, MO) typically brings chilly winter weather, with average highs around 40°F and lows near 23°F. Over 54 years of records, the warmest January 2nd was in 2004 (59°F average), while the coldest was 1974 (3°F) — a 56°F range across recorded history. Precipitation has occurred on 26% of recorded January 2nd dates, with snow falling 9% of the time (heaviest snowfall: 6.7"). The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for January 2nd in Gateway Arch? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 34°F | 30°F | 0" | -- |
| 2025 | 46°F | 26°F | 0" | -- |
| 2024 | 43°F | 24°F | 0" | 0" |
| 2023 | 62°F | 51°F | 0.13" | 0" |
| 2022 | 28°F | 19°F | 0" | -- |
| 2021 | 34°F | 32°F | -- | -- |
| 2020 | 54°F | 39°F | 0" | 0" |
| 2019 | 35°F | 30°F | 0" | 0" |
| 2018 | 20°F | 1°F | 0" | 0" |
| 2017 | 43°F | 35°F | 0.05" | 0" |
| 2016 | 42°F | 28°F | 0" | 0" |
| 2015 | 40°F | 34°F | 0.18" | 0" |
| 2014 | 48°F | 15°F | 0.43" | 1.5" |
| 2013 | 26°F | 14°F | 0" | 0" |
| 2012 | 49°F | 28°F | 0" | -- |
| 2011 | 33°F | 18°F | 0" | 0" |
| 2010 | 24°F | 5°F | 0" | 0" |
| 2009 | 44°F | 21°F | 0" | 0" |
| 2008 | 26°F | 8°F | 0" | 0" |
| 2007 | 45°F | 22°F | 0" | 0" |
| 2006 | 62°F | 40°F | 1.7" | 0" |
| 2005 | 61°F | 45°F | 0.84" | 0" |
| 2004 | 64°F | 53°F | 0.08" | 0" |
| 2003 | 39°F | 28°F | 0.76" | 0.3" |
| 2002 | 30°F | 13°F | 0" | -- |
| 2001 | 20°F | -4°F | 0" | 0" |
| 2000 | 64°F | 25°F | 0" | 0" |
| 1999 | 31°F | 14°F | 1.14" | 4.5" |
| 1998 | 54°F | 36°F | 0" | 0" |
| 1997 | 58°F | 36°F | 0" | 0" |
| 1996 | 36°F | 26°F | 1.7" | 6.7" |
| 1995 | 33°F | 16°F | 0" | 0" |
| 1994 | 36°F | 29°F | 0" | 0" |
| 1993 | 33°F | 19°F | 0.2" | 0" |
| 1992 | 46°F | 38°F | 0.23" | 0" |
| 1991 | 27°F | 13°F | 0" | 0" |
| 1990 | 37°F | 27°F | 0.08" | 0" |
| 1989 | 37°F | 31°F | 0" | 0" |
| 1988 | 35°F | 11°F | 0" | 0" |
| 1987 | 38°F | 15°F | 0.33" | 0.5" |
| 1986 | 52°F | 36°F | 0" | 0" |
| 1985 | 24°F | 11°F | 0" | 0" |
| 1983 | 52°F | 27°F | 0" | 0" |
| 1982 | 45°F | 16°F | 0" | 0" |
| 1981 | 48°F | 24°F | 0" | 0" |
| 1980 | -- | 27°F | 0" | 0" |
| 1978 | 25°F | 7°F | 0" | 0" |
| 1977 | 21°F | 5°F | -- | 0" |
| 1976 | 42°F | 32°F | 0" | -- |
| 1975 | 44°F | 20°F | 0" | 0" |
| 1974 | 9°F | -3°F | -- | -- |
| 1973 | 37°F | 18°F | 0" | -- |
| 1972 | 52°F | 29°F | 0" | -- |
| 1971 | 54°F | 27°F | 0" | -- |