Early in the morning at 2-am up top Mt Washington it got down to 35-degrees with 40-mph winds which makes for a 22-degree wind chill. Seems cold even up there on July 22?
Here's a 49-minute You Tube video made by an Appalachian Trail thru-hiker, day #150 on the A.T. who walks .....
www.youtube.com/watch?v=FqRQpgZ4lUA .... and talks his way up the trail from Mispah Spring Hut to Mt Washington summit area on or about July 24 (a guesstimate) who talks a lot about the mountain weather with excellent narrative and video.