SummerGood time to go ~86°F highs

Things to do in Saint Louis in August

August is a good month to visit Saint Louis, with average highs around 86°F. Long days suit beaches, parks and evenings outdoors.

Plan a August weekend Where else in August

Best picks for August

What's famous here, weighted toward what shines in August.

1Long days outdoors

Gateway Arch National Park

Gateway Arch National Park is an American national park located in St. Louis, Missouri, near the starting point of the Lewis and Clark Expedition.

Missouri Botanical Garden

non-profit organization in the USA

3Long days outdoors

Saint Louis in August: quick answers

Is August a good time to visit Saint Louis?

August is a good month to visit Saint Louis, with average highs around 86°F. Long days suit beaches, parks and evenings outdoors.

What is the weather like in Saint Louis in August?

Average daytime highs are around 86°F, compared with 90°F in the warmest month. Check the forecast a week out; our planner favors indoor stops on rainy days.

What are the best things to do in Saint Louis in August?

Top picks for August: Gateway Arch National Park, Missouri Botanical Garden, Forest Park, Gateway Arch, Tower Grove Park.