Gateway Arch National Park

About Gateway Arch

Gateway Arch National Park has 0 waterfall hikes and a total trail length of 0.0 miles.

Gateway Arch National Park commemorates President Jefferson’s vision of a continental nation, the individuals and cultural groups who helped shape its history, St. Louis’ role in westward expansion, and Dred and Harriet Scott, who sued for their freedom in the Old Courthouse.

Weather Information

Normal Daily Mean Temperature (in degrees Fahrenheit)* January - 29.3 February - 33.9 March - 45.1 April - 56.7 May - 66.1 June - 75.4 July - 79.8 August - 77.6 September - 70.2 October - 58.4 November - 46.2 December - 33.9 Average Percent of Days with Sunshine* January - 50% February - 52% March - 54% April - 56% May - 59% June - 66% July - 68% August - 65% September - 63% October - 60% November - 46% December - 53% *Source: National Oceanic and Atmospheric Administration