June to October is the best time to travel to Tanzania. Spectacular ferry rides on the Mara River take place in July and August, and dry weather means more wildlife at the water source. He said: Outside of these months, there is general migration in the Serengeti; You just have to go ahead. June-August is also cold, the best months to avoid extreme heat. January-February brought some cars with green view after a short rain shower. You’ll see small mules… and animals that prey on other animals. Heavy rainfall in March and May can cause traffic disruption and there are plenty of shelters/tents nearby. Mount Kilimanjaro has ice all year round, while the beaches are warm. Go here to melt.