Weather on May 1 at Gateway Arch

Gateway Arch National Park

MOMidwest450 ft elevation
Avg High72°F
Avg Low51°F
Warmest200777°F
Coldest199444°F

Based on 53 years of data from St. Louis, MO

Planning Your Visit

May 1st in Gateway Arch National Park (via St. Louis, MO) typically brings pleasant spring weather, with average highs around 72°F and lows near 51°F. Over 53 years of records, the warmest May 1st was in 2007 (77°F average), while the coldest was 1994 (44°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 45% of May 1st dates historically, with the wettest May 1st recording 4.39" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.

Planning for May 1st in Gateway Arch? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202577°F63°F0.13"0"
202481°F62°F2.26"0"
202364°F48°F0"0"
202274°F49°F0"0"
202185°F52°F0"0"
202078°F42°F0"0"
201974°F61°F0.56"0"
201886°F66°F0"0"
201758°F47°F0"0"
201674°F52°F0"0"
201569°F46°F0"0"
201457°F42°F0"0"
201387°F60°F0"0"
201271°F59°F0.43"--
201178°F58°F0"0"
201074°F60°F2.67"0"
200969°F57°F0.13"0"
200879°F52°F0"0"
200790°F64°F0"0"
200671°F54°F0.41"0"
200561°F35°F0"0"
200475°F51°F4.39"0"
200385°F66°F0.1"0"
200276°F54°F0"0"
200186°F63°F0"0"
200079°F56°F0"0"
199969°F45°F0"0"
199863°F52°F0.05"0"
199783°F42°F0.25"0"
199667°F46°F0.56"0"
199554°F44°F1.78"0"
199451°F38°F0"0"
199369°F59°F0.2"0"
199286°F62°F0"0"
199176°F45°F0.36"0"
199066°F47°F0.25"0"
198967°F37°F0"0"
198879°F50°F0"0"
198784°F52°F0"0"
198677°F47°F0.38"0"
198576°F50°F1.96"0"
198472°F40°F0"0"
198174°F50°F0"0"
198070°F45°F----
197953°F43°F0.05"0"
197863°F38°F0"0"
197770°F45°F0"0"
197663°F52°F0.05"0"
197571°F48°F0.28"0"
197468°F45°F0.2"0"
197372°F63°F0.13"0"
197276°F57°F1.93"0"
197162°F36°F0"0"

May 1 at Nearby Parks

Holiday Weather at Gateway Arch

Official NPS WebsiteVisit nps.gov/jeff for park information, alerts, and reservations

Explore More at Gateway Arch

See historical weather for other dates

Back to Gateway Arch