That is true, humidity was 15% the last time we were there. But its also sunny as ****. The sun is brutal and the rocks heat up and radiate heat from all directions. And the closest shade is 500 miles away. We went to moab once in july....that was enough. Just remember, you ain't really...
As I recall, there is a small gravel parking area at the start of HC trail. But I also remember a very long washboard gravel road getting to the parking area......but that was a few years ago.
Colorado 4x4 Pass Conditions from 2019
Many of the Colorado 4x4 roads/trails/passes will not be open for a while. You should call and get local info before spending a lot of time/money/fuel to get to a road that is blocked by snow. Many passes open by memorial day, some don't open until July...