Weather on April 17 at Gateway Arch

Gateway Arch National Park

MOMidwest450 ft elevation
Avg High69°F
Avg Low46°F
Warmest200275°F
Coldest199942°F

Based on 55 years of data from St. Louis, MO

Planning Your Visit

April 17th in Gateway Arch National Park (via St. Louis, MO) typically brings mild spring weather, with average highs around 69°F and lows near 46°F. Over 55 years of records, the warmest April 17th was in 2002 (75°F average), while the coldest was 1999 (42°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 40% of April 17th dates historically, with the wettest April 17th recording 2.31" of rain. The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.

Planning for April 17th in Gateway Arch? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202579°F54°F0.2"0"
202483°F56°F0"0"
202367°F42°F0"0"
202253°F40°F0.3"0"
202160°F48°F0.13"0"
202051°F37°F0.28"0"
201981°F59°F0.25"0"
201861°F28°F0"0"
201773°F58°F0.03"0"
201676°F58°F0"0"
201576°F58°F0"0"
201459°F44°F0"0"
201355°F45°F0.84"0"
201276°F44°F0"--
201164°F41°F0.03"0"
201077°F45°F0.05"0"
200962°F38°F0"0"
200874°F51°F0"0"
200772°F38°F0"0"
200690°F60°F0"0"
200577°F51°F0"0"
200485°F60°F0"0"
200373°F52°F2.31"0"
200287°F62°F0.23"0"
200152°F33°F0"0"
200068°F44°F0.41"0"
199947°F37°F0.15"0"
199855°F39°F0.03"0"
199760°F33°F0"0"
199679°F42°F0"0"
199574°F62°F0.2"0"
199473°F44°F0"0"
199366°F31°F0"0"
199272°F56°F0.23"0"
199176°F56°F0"0"
199063°F29°F0.38"0"
198980°F48°F0"0"
198854°F34°F0.15"0"
198779°F46°F0"0"
198666°F42°F0"0"
198584°F54°F0"0"
198460°F35°F0"0"
198362°F34°F0"0"
198280°F51°F0.89"0"
198173°F40°F0"0"
198060°F47°F0"0"
197963°F46°F0.08"0"
197850°F41°F0.05"0"
197788°F52°F0"0"
197679°F65°F0"0"
197566°F48°F0"0"
197454°F35°F0.84"0"
197372°F48°F0"0"
197274°F50°F0"0"
197180°F56°F0"0"

April 17 at Nearby Parks

Holiday Weather at Gateway Arch

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

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