Weather on May 23 at Gateway Arch
Gateway Arch National Park
MOMidwest450 ft elevation
Avg High79°F
Avg Low58°F
Warmest197282°F
Coldest197151°F
Based on 54 years of data from St. Louis, MO
Planning Your Visit
May 23rd in Gateway Arch National Park (via St. Louis, MO) typically brings pleasant spring weather, with average highs around 79°F and lows near 58°F. Over 54 years of records, the warmest May 23rd was in 1972 (82°F average), while the coldest was 1971 (51°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 22% of May 23rd dates historically, with the wettest May 23rd recording 4.72" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
Planning for May 23rd in Gateway Arch? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 73°F | 64°F | 0" | 0" |
| 2025 | 73°F | 44°F | 0" | 0" |
| 2024 | 82°F | 64°F | 0" | 0" |
| 2023 | 86°F | 50°F | 0" | 0" |
| 2022 | 69°F | 47°F | 0" | 0" |
| 2021 | 88°F | 60°F | 0" | 0" |
| 2020 | 87°F | 63°F | 0" | 0" |
| 2019 | 82°F | 68°F | 4.72" | 0" |
| 2018 | 85°F | 73°F | -- | 0" |
| 2017 | 76°F | 60°F | 0" | 0" |
| 2016 | 83°F | 57°F | 0" | 0" |
| 2015 | 76°F | 61°F | 0" | 0" |
| 2014 | 78°F | 65°F | 0" | -- |
| 2013 | 78°F | 61°F | 0" | 0" |
| 2012 | 76°F | 50°F | 0" | -- |
| 2011 | 86°F | 64°F | 0.38" | 0" |
| 2010 | 84°F | 62°F | 0" | 0" |
| 2009 | 85°F | 68°F | 0" | 0" |
| 2008 | 64°F | 55°F | 0.2" | 0" |
| 2007 | 85°F | 62°F | 0" | 0" |
| 2006 | 73°F | 52°F | 0" | 0" |
| 2005 | 83°F | 55°F | 0" | 0" |
| 2004 | 86°F | 71°F | 0" | 0" |
| 2003 | 70°F | 48°F | 0" | 0" |
| 2002 | 83°F | 50°F | 0" | -- |
| 2001 | 70°F | 50°F | 0" | 0" |
| 2000 | 86°F | 62°F | 1.93" | 0" |
| 1999 | 77°F | 60°F | 0" | 0" |
| 1998 | 75°F | 65°F | 0.05" | 0" |
| 1997 | 69°F | 44°F | 0" | 0" |
| 1996 | 89°F | 65°F | 0" | 0" |
| 1995 | 84°F | 64°F | 0" | 0" |
| 1994 | 85°F | 60°F | 0" | 0" |
| 1993 | 78°F | 64°F | 0.1" | 0" |
| 1992 | 77°F | 58°F | 0.36" | 0" |
| 1991 | 84°F | 71°F | 0" | 0" |
| 1990 | 73°F | 53°F | 0" | 0" |
| 1989 | 80°F | 63°F | 0" | 0" |
| 1988 | 73°F | 46°F | 0.38" | 0" |
| 1987 | 76°F | 52°F | 0" | 0" |
| 1986 | 72°F | 60°F | 0" | 0" |
| 1985 | 77°F | 49°F | 0" | 0" |
| 1984 | 78°F | 48°F | 0" | 0" |
| 1981 | 80°F | 45°F | 0" | 0" |
| 1980 | 76°F | 62°F | 1.09" | -- |
| 1979 | 75°F | 52°F | 0" | 0" |
| 1978 | 69°F | 59°F | 0.43" | 0" |
| 1977 | 91°F | 63°F | 0" | 0" |
| 1976 | 80°F | 53°F | 0" | 0" |
| 1975 | 82°F | 65°F | 0" | 0" |
| 1974 | 80°F | 59°F | 0" | 0" |
| 1973 | 77°F | 61°F | 0.03" | 0" |
| 1972 | 94°F | 71°F | 0" | 0" |
| 1971 | 64°F | 37°F | 2.41" | 0" |
May 23 at Nearby Parks
Holiday Weather at Gateway Arch
Official NPS WebsiteVisit nps.gov/jeff for park information, alerts, and reservations
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