Weather on June 9 at Gateway Arch
Gateway Arch National Park
Based on 54 years of data from St. Louis, MO
Planning Your Visit
June 9th in Gateway Arch National Park (via St. Louis, MO) typically brings warm summer weather, with average highs around 84°F and lows near 62°F. Over 54 years of records, the warmest June 9th was in 2011 (86°F average), while the coldest was 1978 (56°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 35% of June 9th dates historically, with the wettest June 9th recording 3.38" of rain. The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
Planning for June 9th in Gateway Arch? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 92°F | 73°F | 0" | -- |
| 2025 | 84°F | 61°F | 0" | 0" |
| 2024 | 81°F | 63°F | 0" | 0" |
| 2023 | 85°F | 47°F | 0" | 0" |
| 2022 | 84°F | 58°F | 0" | 0" |
| 2021 | 86°F | 69°F | 0.08" | 0" |
| 2020 | 91°F | 74°F | 0.25" | 0" |
| 2019 | 86°F | 68°F | 0" | -- |
| 2018 | 92°F | 79°F | 0" | 0" |
| 2017 | 86°F | 55°F | 0" | 0" |
| 2016 | 83°F | 66°F | 0" | 0" |
| 2015 | 86°F | 68°F | 0" | 0" |
| 2014 | 77°F | 64°F | 0" | 0" |
| 2013 | 82°F | 58°F | 0" | 0" |
| 2012 | 91°F | 56°F | 0" | 0" |
| 2011 | 97°F | 76°F | 0" | 0" |
| 2010 | 78°F | 69°F | 2.03" | 0" |
| 2009 | 83°F | 62°F | 0.18" | 0" |
| 2008 | 92°F | 70°F | 0" | 0" |
| 2007 | 75°F | 53°F | 0" | 0" |
| 2006 | 88°F | 67°F | 0" | 0" |
| 2005 | 92°F | 64°F | 1.42" | 0" |
| 2004 | 91°F | 70°F | 0.05" | 0" |
| 2003 | 77°F | 59°F | 0" | 0" |
| 2002 | 84°F | 66°F | 0" | 0" |
| 2001 | 78°F | 58°F | 0" | 0" |
| 2000 | 87°F | 57°F | 0" | 0" |
| 1999 | 92°F | 66°F | 3.3" | 0" |
| 1998 | 70°F | 58°F | 2.11" | 0" |
| 1997 | 74°F | 57°F | 0" | 0" |
| 1996 | 72°F | 58°F | 2.54" | 0" |
| 1995 | 85°F | 64°F | 0.51" | 0" |
| 1994 | 73°F | 61°F | 0" | 0" |
| 1993 | 86°F | 68°F | 0.64" | 0" |
| 1992 | 82°F | 58°F | 0" | 0" |
| 1991 | 85°F | 67°F | 0" | 0" |
| 1990 | 84°F | 58°F | 0.74" | 0" |
| 1989 | 79°F | 51°F | 0" | 0" |
| 1988 | 80°F | 41°F | 2.16" | 0" |
| 1987 | 93°F | 60°F | 1.27" | 0" |
| 1986 | 86°F | 70°F | 1.96" | 0" |
| 1985 | 89°F | 58°F | 0.51" | 0" |
| 1984 | 88°F | 71°F | 0" | 0" |
| 1981 | 92°F | 74°F | 0" | 0" |
| 1980 | 82°F | 55°F | 0" | -- |
| 1979 | 88°F | 69°F | 3.38" | 0" |
| 1978 | 67°F | 46°F | 0" | 0" |
| 1977 | 83°F | 52°F | 0.23" | 0" |
| 1976 | 88°F | 59°F | 0" | 0" |
| 1975 | 78°F | 58°F | 0" | 0" |
| 1974 | 73°F | 63°F | 0.81" | 0" |
| 1973 | 87°F | 66°F | 0" | 0" |
| 1972 | 96°F | 69°F | 0" | 0" |
| 1971 | 76°F | 61°F | 0" | 0" |