Weather on December 19 at Gateway Arch
Gateway Arch National Park
Based on 53 years of data from St. Louis, MO
Planning Your Visit
December 19th in Gateway Arch National Park (via St. Louis, MO) typically brings chilly winter weather, with average highs around 44°F and lows near 24°F. Over 53 years of records, the warmest December 19th was in 2002 (52°F average), while the coldest was 1989 (5°F) — a 47°F range across recorded history. Precipitation has occurred on 23% of recorded December 19th dates, with snow falling 9% of the time (heaviest snowfall: 5.7"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 19th in Gateway Arch? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 40°F | 24°F | 0" | 0" |
| 2024 | 49°F | 28°F | 0" | 0" |
| 2023 | 42°F | 18°F | 0" | 0" |
| 2022 | 40°F | 21°F | 0" | 0" |
| 2021 | 38°F | 23°F | 0" | 0" |
| 2020 | 53°F | 34°F | 0" | 0" |
| 2019 | 42°F | 19°F | 0" | 0" |
| 2018 | 55°F | 34°F | 0" | 0" |
| 2017 | 54°F | 37°F | 0" | 0" |
| 2016 | 14°F | 2°F | 0" | 0" |
| 2015 | 43°F | 27°F | 0" | 0" |
| 2014 | 35°F | 31°F | 0" | 0" |
| 2013 | 54°F | 35°F | 0" | 0" |
| 2012 | 60°F | 34°F | 0" | 0" |
| 2011 | 58°F | 30°F | 0" | -- |
| 2010 | 42°F | 19°F | 0" | 0" |
| 2009 | 46°F | 30°F | 0.05" | 0" |
| 2008 | 59°F | 23°F | 1.65" | 0" |
| 2007 | 49°F | 22°F | 0" | 0" |
| 2006 | 49°F | 29°F | 0" | 0" |
| 2005 | 31°F | 12°F | 0" | 0" |
| 2004 | 50°F | 15°F | 0" | 0" |
| 2003 | 40°F | 32°F | 0.03" | 0" |
| 2002 | 62°F | 43°F | 0.71" | 0" |
| 2001 | 58°F | 31°F | 0.03" | 0" |
| 2000 | 25°F | 5°F | 0.05" | 0.5" |
| 1999 | 39°F | 22°F | 0" | 0" |
| 1998 | 56°F | 38°F | 0.38" | 0" |
| 1997 | 61°F | 29°F | 0" | 0" |
| 1996 | 18°F | 8°F | 0" | 0" |
| 1995 | 37°F | 30°F | 2.9" | 5.7" |
| 1994 | 46°F | 24°F | 0" | 0" |
| 1993 | 49°F | 37°F | 0" | 0" |
| 1992 | 50°F | 38°F | 0.05" | 0" |
| 1991 | 31°F | 16°F | 0" | 0" |
| 1990 | 45°F | 36°F | 0" | 0" |
| 1989 | 22°F | -11°F | 0.38" | 1.8" |
| 1988 | 58°F | 27°F | 0" | 0" |
| 1986 | 48°F | 19°F | 0" | 0" |
| 1985 | 16°F | 8°F | 0.66" | 2.1" |
| 1984 | 37°F | 27°F | 0" | 0" |
| 1982 | 55°F | 40°F | 0" | 0" |
| 1981 | 17°F | 1°F | 0" | -- |
| 1980 | 39°F | 13°F | 0" | 0" |
| 1979 | 49°F | 24°F | 0" | 0" |
| 1978 | 54°F | 34°F | 0" | 0" |
| 1977 | 48°F | 27°F | 0" | 0" |
| 1976 | 65°F | 36°F | 0" | 0" |
| 1975 | 33°F | 10°F | 0" | 0" |
| 1974 | 43°F | 25°F | 0" | 0" |
| 1973 | 34°F | 26°F | -- | 5" |
| 1972 | 47°F | 34°F | 0.15" | 0" |
| 1971 | 42°F | 19°F | 0" | 0" |