1. Normal time of the burst of break of Monsoon in India is 1st June and by first July every nook and corner of the country should be under its influence. But this does not happen always. Sometimes it breaks very early sometimes it is very late. Likewise, sometimes it breaks very late and also ends very early.

2. Sometimes we receives more than average rainfall while in another years rainfall is very scanty. In the year of excess rainfall floods occur, causing incalculable loss to life and property. When rainfall is scanty, famine conditions prevail. People and live-stock begin to starve for want of food, and water.