SummerGood time to go ~82°F highs

Things to do in Peoria in August

August is a good month to visit Peoria, with average highs around 82°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

Starved Rock State Park

state park in LaSalle County, Illinois, USA

2Long days outdoors

Matthiessen State Park

State park in Illinois, United States

3Long days outdoors

Matthiessen State Park

Also great in August in Illinois

Chicago Rockford Moline

Peoria in August: quick answers

Is August a good time to visit Peoria?

August is a good month to visit Peoria, with average highs around 82°F. Long days suit beaches, parks and evenings outdoors.

What is the weather like in Peoria in August?

Average daytime highs are around 82°F, compared with 87°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 Peoria in August?

Top picks for August: Starved Rock State Park, Matthiessen State Park, Matthiessen State Park, Sand Ridge State Forest, Chautauqua National Wildlife Refuge.