Days are usually between 75-85 degrees, with a few days cooler and a few hotter.
Rain is infrequent and usually brief.
Evenings are normally cool to chilly. Montreal's sister isles summer blossoms from a bygone Expo Not many communities build their own islands, but Montreal residents faced a serious problem. The Canadian city had won the bid to host a 1967 World Exposition. They needed a site for the event. The Denver Post or other copyright holders.