WASHINGTON—President Trump on Sunday explained he was extending the administration’s social-distancing tips for an additional 30 times by way of the conclusion of April, following declaring for times that he was hoping to open up up the nation in the coming weeks.

Mr. Trump, speaking at a information conference in the White Residence Rose Back garden, explained the peak of the dying level from the new coronavirus was anticipated to strike in two weeks. Mr. Trump predicted the nation would be on its way to recovery by June 1.