This is a tropical region for that matter the wet season runs between March and July and October through December, the former period caters for the long rains period while the latter period experiences the short rains. With the climate change in the last few years July and August could be at times rather cold and dry depending on the part of country.
During the wet season you are assured of the most spectacular landscapes and it is also during this period of the tear when you can witness one of the gems that nature has given the planet earth, the great Wildebeest migration within the Serengeti ecosystem with Mara being situated in the northern part of the Serengeti. The continuous flow of fauna from one side of the ecosystem to the other crowned by the presence of carnivores in search of easy preys makes it the most attractive season for worldwide travellers and animal lovers.