So - the separate month / year fields are going to be the easiest way to get this.
But with enough javascript wizardry - it looks feasible to override the Jquery UI datepicker and have it present in different modes.
https://community.skuid.com/t/override-the-standard-date-picker?topic-reply-list%5Bset…
http://stackoverflow.com/questions/2208480/jquery-ui-datepicker-to-show-month-year-only
I’ve not got the stamina to translate that to the skuid page tonight…