The Grand Canyon is very hot right now. Three hikers died there this month. The heat was too much for them. A 72-year-old man died on June 12. Two more people died on June 16.

Next week will be even hotter. Temperatures can reach 110 degrees Fahrenheit. That is about 43 degrees Celsius. The bottom of the canyon is very hot. It is much hotter than the top.

Park officials warn visitors to be careful. They say do not hike at midday. People should carry a lot of water. The heat can make you sick very fast. It is important to rest in the shade.