SummerPeak season ~79°F highs
August is one of the best months to visit Chicago, with average highs around 79°F. Long days suit beaches, parks and evenings outdoors.
What's famous here, weighted toward what shines in August.
August is one of the best months to visit Chicago, with average highs around 79°F. Long days suit beaches, parks and evenings outdoors.
Average daytime highs are around 79°F, compared with 83°F in the warmest month. Check the forecast a week out; our planner favors indoor stops on rainy days.
Top picks for August: Millennium Park, Grant Park, Bataan Park, Begin Route 66, Oak Street Beach.
Bataan Park
1942 intense phase of Imperial Japan's invasion of the Philippines during World War II