Weather on October 27 at Gateway Arch
Gateway Arch National Park
Based on 52 years of data from St. Louis, MO
Planning Your Visit
October 27th in Gateway Arch National Park (via St. Louis, MO) typically brings mild fall weather, with average highs around 64°F and lows near 42°F. Over 52 years of records, the warmest October 27th was in 2014 (71°F average), while the coldest was 2020 (40°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 33% of October 27th dates historically, with the wettest October 27th recording 1.35" of rain. 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 October 27th in Gateway Arch? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 54°F | 49°F | 0.25" | -- |
| 2024 | 69°F | 33°F | 0" | 0" |
| 2023 | 85°F | 49°F | 0.38" | 0" |
| 2022 | 62°F | 35°F | 0" | 0" |
| 2021 | 65°F | 46°F | 0" | 0" |
| 2020 | 42°F | 37°F | 0.25" | 0" |
| 2019 | 68°F | 39°F | 0" | -- |
| 2018 | 62°F | 43°F | 0" | 0" |
| 2017 | 67°F | 44°F | 0" | 0" |
| 2016 | 72°F | 54°F | 0.08" | 0" |
| 2015 | 70°F | 46°F | 0.13" | 0" |
| 2014 | 78°F | 64°F | 0" | 0" |
| 2013 | 67°F | 33°F | 0" | 0" |
| 2012 | 50°F | 35°F | 0.03" | -- |
| 2011 | 62°F | 46°F | 0.15" | -- |
| 2010 | 75°F | 52°F | 0" | 0" |
| 2009 | 58°F | 47°F | 0.41" | 0" |
| 2008 | 64°F | 37°F | 0" | 0" |
| 2007 | 58°F | 49°F | 0.18" | 0" |
| 2006 | 54°F | 50°F | 0.51" | 0" |
| 2005 | 57°F | 33°F | 0" | 0" |
| 2004 | 65°F | 61°F | 1.09" | 0" |
| 2003 | 51°F | 38°F | 0" | 0" |
| 2002 | 51°F | 45°F | 0" | 0" |
| 2001 | 52°F | 30°F | 0" | 0" |
| 2000 | 81°F | 56°F | 0" | 0" |
| 1999 | 71°F | 38°F | 0" | 0" |
| 1998 | 76°F | 48°F | 0" | 0" |
| 1997 | 56°F | 36°F | 0.08" | 0" |
| 1996 | 67°F | 60°F | 0" | 0" |
| 1995 | 66°F | 48°F | 0.71" | 0" |
| 1994 | 63°F | 30°F | 0" | 0" |
| 1993 | 58°F | 41°F | 0" | 0" |
| 1992 | 68°F | 40°F | 0" | 0" |
| 1991 | 65°F | 61°F | 0" | 0" |
| 1990 | 69°F | 39°F | 0" | 0" |
| 1989 | 80°F | 46°F | 0" | 0" |
| 1988 | 64°F | 35°F | 0.64" | 0" |
| 1987 | 63°F | 29°F | 0" | 0" |
| 1986 | 67°F | 42°F | 0" | 0" |
| 1985 | 78°F | 43°F | 0" | 0" |
| 1982 | 65°F | 29°F | 0" | 0" |
| 1980 | 55°F | 30°F | -- | 0" |
| 1979 | 62°F | 34°F | 0" | 0" |
| 1978 | 61°F | 29°F | 0.05" | 0" |
| 1977 | 65°F | -- | 0" | 0" |
| 1976 | 53°F | 38°F | 0" | 0" |
| 1975 | 56°F | 30°F | 0" | 0" |
| 1974 | 72°F | 44°F | 0" | 0" |
| 1973 | 74°F | 46°F | 1.35" | 0" |
| 1972 | 60°F | 34°F | 0.13" | 0" |
| 1971 | 76°F | 49°F | 0" | 0" |