January - March, June - October & December are the best mentioned time to visit  Tanzania for a safari in Northern and Southern National Parks.  Higher guarantee to witness the Great Wildebeest Migration in Tanzania, Big five and  But April, May & November still not bad seasons to travel to Tanzania for a safari, that can make me say "Tanzania is suitable throughout the year" with less guarantee to witness the Great Wildebeest Migration in Serengeti  This article will help you know more about the best time and seasons for a safari in Tanzania. here