Weather on October 6 at Gateway Arch
Gateway Arch National Park
Based on 52 years of data from St. Louis, MO
Planning Your Visit
October 6th in Gateway Arch National Park (via St. Louis, MO) typically brings pleasant fall weather, with average highs around 75°F and lows near 49°F — a 26°F daily swing. Over 52 years of records, the warmest October 6th was in 2007 (79°F average), while the coldest was 2012 (42°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 31% of October 6th dates historically, with the wettest October 6th recording 3.35" of rain. The last decade has been 8.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 8.6°F warmer on this date compared to 20-30 years ago.
Planning for October 6th 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 | 85°F | 58°F | 0" | 0" |
| 2024 | 83°F | 58°F | 0" | 0" |
| 2023 | 70°F | 47°F | 0" | 0" |
| 2022 | 79°F | 47°F | 0" | 0" |
| 2021 | 80°F | 60°F | 0.28" | 0" |
| 2020 | 80°F | 42°F | 0" | 0" |
| 2019 | 69°F | 56°F | 0.05" | 0" |
| 2018 | 90°F | 68°F | 0.05" | 0" |
| 2017 | 84°F | 71°F | 0" | 0" |
| 2016 | 85°F | 69°F | 0" | 0" |
| 2015 | 71°F | 56°F | 0" | 0" |
| 2014 | 74°F | 56°F | 0.03" | 0" |
| 2013 | 77°F | 50°F | 0.13" | 0" |
| 2012 | 47°F | 37°F | 1.3" | 0" |
| 2011 | 82°F | 51°F | 0" | -- |
| 2010 | 68°F | 39°F | 0" | 0" |
| 2009 | 69°F | 39°F | 1.19" | 0" |
| 2008 | 81°F | 53°F | 0" | 0" |
| 2007 | 90°F | 69°F | 0" | 0" |
| 2006 | 71°F | 42°F | 0" | 0" |
| 2005 | 87°F | 53°F | 0" | 0" |
| 2004 | 66°F | 36°F | 0" | 0" |
| 2003 | 77°F | 56°F | 0" | 0" |
| 2002 | -- | 52°F | 0.38" | -- |
| 2001 | 52°F | 38°F | 0.71" | 0" |
| 2000 | 61°F | 47°F | 0.03" | 0" |
| 1999 | 69°F | 38°F | 0" | 0" |
| 1998 | 78°F | 65°F | 2.95" | 0" |
| 1997 | 85°F | 56°F | 0" | 0" |
| 1996 | 72°F | 55°F | 0" | 0" |
| 1995 | 71°F | 54°F | 0.18" | 0" |
| 1994 | 79°F | 57°F | 0" | 0" |
| 1993 | 80°F | 46°F | 0" | 0" |
| 1992 | 72°F | 39°F | 0" | 0" |
| 1991 | 55°F | 33°F | 0.13" | 0" |
| 1990 | 86°F | 59°F | 0" | 0" |
| 1989 | 80°F | 37°F | 3.2" | 0" |
| 1988 | 64°F | 33°F | 0" | 0" |
| 1987 | 80°F | 35°F | 0" | 0" |
| 1986 | 64°F | 42°F | 0" | 0" |
| 1985 | 72°F | 36°F | 0" | 0" |
| 1982 | 87°F | 59°F | 0" | 0" |
| 1980 | 65°F | 31°F | 0" | 0" |
| 1979 | 74°F | 47°F | 0" | 0" |
| 1978 | 67°F | 44°F | 0" | 0" |
| 1977 | -- | 39°F | 1.04" | 0" |
| 1976 | 67°F | 41°F | 3.35" | 0" |
| 1975 | 78°F | 49°F | 0" | 0" |
| 1974 | 75°F | 48°F | 0" | 0" |
| 1973 | 69°F | 46°F | 0" | 0" |
| 1972 | 78°F | 57°F | 0" | 0" |
| 1971 | 82°F | 49°F | 0" | 0" |