Please narrow your question down to a specific desert as each desert has different statistics. Few deserts have much rain in the spring, the driest season of the year.
There is no "Nimbi Desert.' Were you referring to the Namib Desert?
An oasis is a small area of the desert with permanent water, usually in the form of a spring, that supports much more vegetation than the surrounding desert.
A desert is defines as a region that receives less than 10 inches (250 mm) of rainfall per year. Much of that comes during brief summer thunderstorms. Average over a year, the desert would receive about 0.80" of rain per month.
There is no 'Atlantic Desert.' Do you mean the Atacama Desert? The Atacama receives virtually no rainfall on average per year.
How much precipitation falls to the earth in a typical year
Grassland
It becomes Spring! Because no matter how much snow falls spring will come!
A desert is defined as a region that, on average, receives less than 10 inches (250 mm) of rain in a year.
99 in.
A savanna is a semi-arid transition zone between a desert and another biome, such as a grassland. It receives more rain than a desert.
Grasslands. Tropical grasslands are also known as savannas.
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