Toronto's biggest summer tradition is back — here's what's coming to the CNE 2025. the CNE or simply The Ex) is set to make its epic return next month, bringing over a century of summer tradition back to Exhibition Place. Running from August 15 to September 1, 2025, the CNE is one of Toronto's most iconic annual attractions. The gates open daily at 10 a.m., and it's best to take transit to Exhibition Station unless you're down for a parking headache. Whether you're in it for the deep-fried chaos, the free shows, or just the vibes, the CNE continues to be Toronto's end-of-summer playground.