DEMOGRAPHY

Geography Bihar is mainly a vast stretch of very fertile flat land.

It has several rivers: Ganga, Son, Bagmati, Kosi, Budhi Gandak, and Falgu to name a few. Central parts of Bihar has some small hills, for example the Rajgir hills. The Himalayan mountains are to the north in Nepal. To the south is the Chota Nagpur plateau which was part of Bihar till 2000, but is now a separate state called Jharkhand.

Climate It is mildly cold in the winter (the lowest being around 5 to 10 degrees Celsius).
Winter months are December and January. It is rather hot in the summer (40 to 45 degrees Celsius). April, May and first half of June are the hot months. Monsoon months of June, July, August, and September see good rainfall. October, November, February, and March are very pleasant months.