SpringPeak season ~74°F highs

Things to do in Peoria in May

May is one of the best months to visit Peoria, with average highs around 74°F. Blooming parks and mild days make it easy to pack in sights.

Plan a May weekend Where else in May

Best picks for May

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

1Spring blooms

Starved Rock State Park

state park in LaSalle County, Illinois, USA

2Spring blooms

Matthiessen State Park

State park in Illinois, United States

3Spring blooms

Matthiessen State Park

Holidays in May 2027

Memorial Day · Mon, May 31

Expect busier roads and pricier stays around these dates. See long weekends.

Also great in May in Illinois

Springfield Champaign Rockford Moline

Peoria in May: quick answers

Is May a good time to visit Peoria?

May is one of the best months to visit Peoria, with average highs around 74°F. Blooming parks and mild days make it easy to pack in sights.

What is the weather like in Peoria in May?

Average daytime highs are around 74°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 May?

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