Weather on March 30 at Gateway Arch

Gateway Arch National Park

MOMidwest450 ft elevation
Avg High61°F
Avg Low41°F
Warmest199874°F
Coldest198731°F

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

Planning Your Visit

March 30th in Gateway Arch National Park (via St. Louis, MO) typically brings mild spring weather, with average highs around 61°F and lows near 41°F. Over 55 years of records, the warmest March 30th was in 1998 (74°F average), while the coldest was 1987 (31°F) — a 43°F range across recorded history. Rain or other precipitation has occurred on about 42% of March 30th dates historically, with the wettest March 30th recording 6.71" of rain. The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.

Planning for March 30th in Gateway Arch? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202685°F54°F0"0"
202577°F48°F0"0"
202480°F62°F0"0"
202369°F34°F0.41"--
202269°F42°F6.71"0"
202174°F46°F0"0"
202067°F37°F0"0"
201959°F37°F3.96"0"
2018--42°F0.61"0"
201765°F47°F1.02"0"
201663°F50°F0"0"
201560°F41°F0.03"0"
201452°F31°F0"0"
201364°F42°F0"0"
201272°F53°F0"--
201144°F33°F0.36"0"
201058°F34°F0"0"
200950°F29°F0"0"
200851°F34°F1.88"0"
200778°F58°F0"0"
200661°F40°F0"0"
200573°F53°F0"0"
200467°F45°F0.81"0"
200347°F30°F0.03"0"
200258°F37°F0.05"0"
200150°F40°F0.03"0"
200058°F40°F0"0"
199965°F37°F0"0"
199881°F67°F0"0"
199762°F44°F0.64"0"
199660°F45°F0"0"
199546°F32°F0"0"
199448°F32°F0.3"0"
199376°F53°F0"0"
199251°F40°F2.9"0"
199146°F32°F0"0"
199052°F43°F1.09"0"
198950°F36°F1.02"0"
198855°F36°F0.15"0"
198738°F24°F0"0"
198686°F50°F0"0"
198550°F34°F3"0"
198453°F30°F0"0"
198348°F38°F0.71"0"
198265°F42°F0"0"
198055°F43°F0"0"
197964°F56°F0.38"0"
197858°F44°F0"--
197780°F48°F0"0"
197668°F48°F0.86"0"
197538°F26°F0"0"
197473°F42°F1.19"0"
197367°F41°F0"0"
197239°F25°F0"--
197150°F--0"--

March 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

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