How Cold Is Pictured Rocks Camping In Late May?

How Cold Is Pictured Rocks Camping In Late May? Daily high temperatures increase by 9°F, from 63°F to 72°F, rarely falling below 48°F or exceeding 84°F. Daily low temperatures increase by 10°F, from 40°F to 50°F, rarely falling below 30°F or exceeding 58°F. How cold is Michigan in May? May Weather in Detroit Michigan, United