Weather on October 30 at Gateway Arch

Gateway Arch National Park

MOMidwest450 ft elevation
Avg High65°F
Avg Low42°F
Warmest202475°F
Coldest198035°F

Based on 50 years of data from St. Louis, MO

Planning Your Visit

October 30th in Gateway Arch National Park (via St. Louis, MO) typically brings mild fall weather, with average highs around 65°F and lows near 42°F. Over 50 years of records, the warmest October 30th was in 2024 (75°F average), while the coldest was 1980 (35°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 22% of October 30th dates historically, with the wettest October 30th recording 6.4" of rain. The last decade has been 5.0°F cooler on this date compared to 20-30 years ago.

The last decade has been 5.0°F cooler on this date compared to 20-30 years ago.

Planning for October 30th in Gateway Arch? Great weather for outdoor activities.

Year by Year History

YearHighLowPrecipSnow
202559°F42°F0"0"
202483°F68°F0"0"
202346°F27°F0"0"
202259°F53°F--0"
202160°F41°F0"0"
202056°F31°F0"0"
201943°F37°F0.86"--
201879°F48°F0"0"
201754°F34°F--0"
201686°F62°F0"0"
201558°F38°F0"0"
201459°F40°F0"0"
201362°F51°F0.36"0"
201255°F37°F0"--
201164°F34°F0"--
201060°F31°F0"0"
200969°F49°F6.4"0"
200864°F32°F0"0"
200764°F31°F0"0"
200672°F41°F0"0"
200564°F33°F0"0"
200484°F60°F0.38"0"
200373°F48°F0"0"
200246°F41°F0.03"0"
200172°F46°F0"0"
200062°F50°F0"0"
199979°F50°F0"0"
199876°F56°F2.79"0"
199765°F37°F0"0"
199675°F52°F0.15"0"
199561°F50°F0"0"
199471°F54°F0"0"
199339°F33°F0"0"
199259°F46°F1.02"0"
199167°F39°F1.52"0"
199081°F51°F0"0"
198977°F39°F0.38"0"
198864°F24°F0"0"
198664°F37°F0"0"
198268°F38°F0"0"
198049°F22°F0"0"
197971°F51°F0"0"
197859°F34°F0"0"
197768°F41°F0"0"
197655°F33°F0.3"0"
197562°F32°F0"0"
197477°F61°F0"0"
197347°F41°F0"0"
197263°F47°F0"0"
197178°F43°F0"0"

October 30 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

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