Central Africa is near the equator,, so seasons are pretty moot there and basenjis haven't been out of Africa for all that long. They seem to adapt as quickly as horses do to the new schedule of seasons no matter which direction, north or south, they head.
I wounded if my Daisy is of SH origin since her coat is much thicker now in May than it was in January. Thabo definitely NH since he's in thin summer coat and gets very fluffy by December.