Originally Posted by
therhodeo
Sorry just poking fun. But seriously I've ridden in temps over 110 and pretty much all summer long every summer in temps over 95. Never have I not worn a base layer. Its more about acclimating yourself to heat than anything.
So maybe the takeaway should be that if you're going to be riding in temps 20° higher than what you're used to, more insulation may not be a good idea. Last year the high on this ride was 66° and we were 15' faster, even though we are stronger this year.