Weather on May 2 at Gateway Arch
Gateway Arch National Park
Based on 54 years of data from St. Louis, MO
Planning Your Visit
May 2nd in Gateway Arch National Park (via St. Louis, MO) typically brings pleasant spring weather, with average highs around 71°F and lows near 51°F. Over 54 years of records, the warmest May 2nd was in 2018 (77°F average), while the coldest was 1994 (46°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 43% of May 2nd dates historically, with the wettest May 2nd recording 4.17" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for May 2nd in Gateway Arch? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 61°F | 44°F | 0.03" | -- |
| 2025 | 65°F | 56°F | 0.05" | 0" |
| 2024 | 86°F | 60°F | 2.77" | 0" |
| 2023 | 67°F | 45°F | 0" | 0" |
| 2022 | 63°F | 43°F | 0.66" | 0" |
| 2021 | 71°F | 60°F | 0.23" | 0" |
| 2020 | 88°F | 59°F | 0" | 0" |
| 2019 | 68°F | 57°F | 1.04" | 0" |
| 2018 | 83°F | 72°F | 0" | 0" |
| 2017 | 67°F | 45°F | 0" | 0" |
| 2016 | 74°F | 52°F | 0.03" | 0" |
| 2015 | 71°F | 54°F | 0" | 0" |
| 2014 | 54°F | 46°F | 0" | -- |
| 2013 | 83°F | 61°F | 0" | 0" |
| 2012 | 85°F | 63°F | 0" | -- |
| 2011 | 64°F | 45°F | 1.02" | 0" |
| 2010 | 74°F | 56°F | 1.52" | 0" |
| 2009 | 62°F | 49°F | 0.08" | 0" |
| 2008 | 72°F | 65°F | 0" | 0" |
| 2007 | 84°F | 62°F | 4.17" | 0" |
| 2006 | 72°F | 53°F | 1.85" | 0" |
| 2005 | 62°F | 39°F | 0" | 0" |
| 2004 | 52°F | 41°F | 0.43" | 0" |
| 2003 | 74°F | 58°F | 0.08" | 0" |
| 2002 | 72°F | 51°F | 0" | 0" |
| 2001 | 83°F | 64°F | 0" | 0" |
| 2000 | 80°F | 59°F | 0.05" | 0" |
| 1999 | 74°F | 45°F | 0" | 0" |
| 1998 | 65°F | 50°F | 1.27" | 0" |
| 1997 | 65°F | 46°F | 0.36" | 0" |
| 1996 | 71°F | 42°F | 0" | 0" |
| 1995 | 63°F | 40°F | 0.05" | 0" |
| 1994 | 56°F | 37°F | 0" | 0" |
| 1993 | 66°F | 61°F | 0.25" | 0" |
| 1992 | 84°F | 64°F | 0" | 0" |
| 1991 | 77°F | 52°F | 0" | 0" |
| 1990 | 64°F | 46°F | 0" | 0" |
| 1989 | 65°F | 35°F | 0" | 0" |
| 1988 | 80°F | 49°F | 0" | 0" |
| 1987 | 90°F | 57°F | 0" | 0" |
| 1986 | 69°F | 41°F | 0" | 0" |
| 1985 | 70°F | 46°F | 0.81" | 0" |
| 1984 | 71°F | 57°F | 0" | 0" |
| 1981 | 64°F | 37°F | 0" | 0" |
| 1980 | 76°F | 50°F | -- | -- |
| 1979 | 62°F | 44°F | 0" | 0" |
| 1978 | -- | 35°F | 0" | 0" |
| 1977 | 73°F | 59°F | 0.74" | 0" |
| 1976 | 69°F | 47°F | 0" | 0" |
| 1975 | 68°F | 44°F | 0" | 0" |
| 1974 | 72°F | 55°F | 0" | 0" |
| 1973 | 72°F | 55°F | 0.13" | 0" |
| 1972 | 78°F | 57°F | 0" | 0" |
| 1971 | 66°F | 44°F | 0.81" | 0" |