Weather on October 12 at Gateway Arch

Gateway Arch National Park

MOMidwest450 ft elevation
Avg High71°F
Avg Low48°F
Warmest197375°F
Coldest201842°F

Based on 51 years of data from St. Louis, MO

Planning Your Visit

October 12th in Gateway Arch National Park (via St. Louis, MO) typically brings pleasant fall weather, with average highs around 71°F and lows near 48°F. Over 51 years of records, the warmest October 12th was in 1973 (75°F average), while the coldest was 2018 (42°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 12th dates historically, with the wettest October 12th recording 2.06" of rain. Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for October 12th in Gateway Arch? Great weather for outdoor activities.

Year by Year History

YearHighLowPrecipSnow
202582°F47°F0"0"
202488°F53°F0"0"
202381°F54°F0"0"
202274°F53°F0"0"
202178°F54°F0"0"
202075°F43°F0"0"
201961°F33°F0"0"
201846°F38°F--0"
201759°F53°F--0"
201682°F61°F0.03"0"
201582°F--0"0"
201458°F52°F0.1"0"
201381°F64°F0.05"0"
201265°F49°F0.05"--
201182°F60°F0.46"--
201085°F53°F0"0"
200954°F37°F0.03"0"
200883°F57°F0"0"
200762°F40°F0"0"
200663°F34°F0"0"
200562°F52°F0"0"
200466°F53°F0.64"0"
200375°F52°F0.05"0"
200271°F63°F0"0"
200158°F56°F2.06"0"
200071°F36°F0"0"
199973°F47°F0"0"
199874°F50°F0"0"
199785°F65°F0"0"
199664°F43°F0"0"
199584°F52°F0"0"
199467°F44°F0"0"
199368°F43°F0"0"
199272°F38°F0"0"
199172°F39°F0"0"
199065°F40°F0"0"
198990°F56°F0"0"
198860°F27°F0"0"
198761°F28°F0"0"
198585°F63°F1.32"0"
198261°F42°F0"0"
198062°F35°F0"--
197976°F48°F0"0"
197871°F54°F0.13"0"
197749°F38°F0.05"0"
197676°F43°F0"0"
197580°F52°F0"0"
197474°F48°F0"0"
197384°F66°F0.25"0"
197275°F60°F0"0"
197174°F34°F0"0"

October 12 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

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