Average Rainfall In West Bengal Fixed Jun 2026

Here is a breakdown of how the rain falls across the "Land of the Bengal Tiger."

The disparity in rainfall defines the economy and culture of the state:

While the state receives substantial rainfall, the distribution is highly uneven. The average annual rainfall for the state as a whole hovers around , but this number varies drastically depending on the district. average rainfall in west bengal

Over 85% of West Bengal’s annual rainfall occurs during the .

West Bengal, often described as the "gateway to the East," is a land of geographical extremes. From the towering peaks of the Himalayas in the north to the mangrove forests of the Sundarbans in the south, the state’s topography is diverse. This diversity dictates a complex and fascinating rainfall pattern. Here is a breakdown of how the rain

The western plateau districts (such as Purulia and Bankura) and parts of the northern plains (like Nadia) often record the state's lowest annual rainfall, sometimes dipping toward 1,250 mm . 2. Monthly Distribution and Seasonality

West Bengal experiences a highly seasonal rainfall pattern, concentrated between June and September. Global Historical Climatology Network daily Global Historical Climatology Network daily West Bengal, often described as the "gateway to

In the Sundarbans, the salinity of the water is balanced by monsoon rains, which is essential for maintaining the unique mangrove ecosystem and the freshwater availability for island villagers.

Meteorologists and geographers typically divide West Bengal into distinct rainfall zones.

West Bengal's rainfall patterns are as diverse as its landscape, ranging from the snow-capped Himalayas in the north to the coastal mangroves of the Sundarbans in the south. The state’s climate is primarily driven by the , which accounts for approximately 75% to 85% of its total annual precipitation. 1. Annual and Regional Rainfall Averages

West Bengal presents a fascinating meteorological paradox. From the arid, baked earth of the western highlands to the waterlogged deltas of the Ganges, the average rainfall in West Bengal varies more drastically than in almost any other Indian state. While the state is synonymous with torrential monsoon rains, nearly a third of its landmass struggles with drought.