9 thoughts on âProtein Pile-up: Common Cause of Brain Diseaseâ. 1  Interesting article by Dr. Collins. 2  This is an exciting discovery and Iâll be looking forward and following new developments. 3  You make this sound like it is normally happening to everyone.
Summer months are pretty hot, especially at the bottom of the canyon, where it can be well over a hundred. The best hiking weather is generally April and May, and late September through October. But then, these are the hardest times to get backcountry permits. You would send your applicAtion on May 1 for a permit date any time in September.
Rafting season in the canyon runs from April through October. Temperatures during the summer can reach 110 degrees, which is a consideration if you are planning to take a shortened trip that requires hiking in or out of the canyon. You'll be refreshingly splashed with the 54 degree water of the Colorado River as you travel through the rapids.