monsoon

Table of Contents

Introduction References & Edit History Related Topics

Images

Map of climatic heat sources and heat sinks for Asian summer and winter monsoons.

Wind and rainfall patterns of the Australian monsoon.

Assam state, India: monsoon

Map showing the average date of onset of the summer monsoon across Asia.

Average withdrawal date of the summer monsoon across South Asia.

2010 flooding in Pakistan

Wind and rainfall patterns of the West African monsoon.

Read Next

High-oblique view of the extra-tropical unnamed cyclone that merged with Hurricane Earl is featured in this image taken by an Expedition 24 crew member on the International Space Station (Sept. 2010).

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Discover

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

Fish. Lionfish. Lion-fish. Turkey fish. Fire-fish. Red lionfish. Pterois volitans. Venomous fin spines. Coral reefs. Underwater. Ocean. Red lionfish swims by seaweed.

10 of the World’s Most Dangerous Fish

German machine gunners occupy a trench during World War I.

Weapons of World War I

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

Two chicks near an egg with a white background (poultry, chick, chickens, birds).

What Do Eggs Have to Do with Easter?

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

monsoon: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

News •

India Expects Above-Normal Monsoon Rains in Boost to Crops • Apr. 15, 2025, 5:48 AM ET (Bloomberg)

Two floods during monsoon surge caused by lack of proper drainage: PUB • Mar. 25, 2025, 9:08 PM ET (Straits Times)

Photos

Map of climatic heat sources and heat sinks for Asian summer and winter monsoons.

Wind and rainfall patterns of the Australian monsoon.

Assam state, India: monsoon

Map showing the average date of onset of the summer monsoon across Asia.

Average withdrawal date of the summer monsoon across South Asia.

2010 flooding in Pakistan

Wind and rainfall patterns of the West African monsoon.

See All Images →

Topics

Indian monsoon West African monsoon Malaysian-Australian monsoon North American monsoon winter monsoon break of the monsoon burst summer monsoon El Niño rain tropical cyclone tropical storm intertropical convergence zone trade wind Why Is Summer Warmer Than Winter?autumn spring summer winter

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Quiz

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