heat warning for Montreal and the surrounding regions Saturday, many Montrealers were looking to cool off — even if it meant going for a swim at a closed beach.Verdun Beach isn’t technically open until June 28, says Desmarchais-Crawford borough councillor Marie-Andrée Mauger, but that didn’t stop dozens of swimmers and sunbathers from spending the first heatwave of the summer at the urban beach.The beach is located just behind the Verdun auditorium and Arthur Therrien park.Most beachgoers said it wasn’t difficult to respect social distancing guidelines, and towels made it especially easy to measure an appropriate distance. “I don’t see how it’s really any different than going to a park,” said Rhys Mason, who lives in a nearby borough.Even.