Always found that really slows me down to start with. If you've been working in no heating, suddenly it seems so nice and warm, just want to relax and enjoy it!
I've always avoided anything that cold. I did some coach-building a couple of years ago in a big bus garage in Acton, I couldn't work out why I was having problems glueing veneer until I figured out it was 2 degrees.
Always found that really slows me down to start with. If you've been working in no heating, suddenly it seems so nice and warm, just want to relax and enjoy it!