Who said ukuleles were for warm or hot climates. How about -40C (which is the same as -40F) and endless piles of snow and ice? That is how this ukulele player does it.
https://www.youtube.com/watch?v=WYeILRyg928
One day I will return to play and see my family in Schio, but only with the help of the Italian ukulele community will I ever be able to return.