The best months for Grand Canyon, United States: weather, crowds and prices through the year.
Spring and autumn usually bring mild weather and fewer visitors to Grand Canyon: the light is softer and rooms are easier to find.
The high season is busiest and most expensive; book early, or travel at the edges of the season for the best of both.
Photo: Tuxyso, CC BY-SA 3.0, Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Grand_Canyon_Hopi_Point_with_rainbow_2013.jpg)