/ Glen Nevis midges question
Good chance of midge hell by end May, I'm afraid. Stock up on Autan or Smidge and make their application an early routine each day and you'll be fine.
Should be OK during the day. And fine if there's a breeze.
Have spent many Whitsun afternoons climbing in Glen Nevis; rain hammering down while the sun simultaniously cooks you in your rain jacket, wind roaring through the birch tops but leaving tropical calm under the canopy and the midges nipping furiously at your eyeballs. You never know - you might like it...