Top 10 Countries With Highest Annual Rainfall

The rainy season is favorite to most of the people in the world. The rainy season is known to be good as well as bad when it falls heavily, it can cause lots of damage to people as well as crops. The rainy season is also considered as the romantic season.

There are some places where there is no rainfall but at the same time, we have heavy floods in other places. As we know that every country has its own unique climate and today we are going to have a look at those countries which have heavy rainfall most of the time. Here, we had made a list of Top 10 Countries with Highest Annual Rainfall.

10. Bangladesh

Starting up the list, we have South Asian country Bangladesh. The climate of Bangladesh is classified as per its climate zones. The country has tropical, hot, humid and dry in winter. However, in the monsoon it rains like cats and dogs because of its geographic location as in the south there is the foothill of the Himalayas where the wind turns west and northwest which causes heavy rainfall in Bangladesh.

Average annual rainfall is recorded about 2,600 mm where about 80% of the rain falls in monsoon season. It is listed as one of the countries with the highest rainfall in the world.

9. Indonesia

Indonesia is a country with thousand islands where the rainfall is considered as the main trait with an average annual rainfall of 2,712mm. The rainfall occurs in the month of November and lasts till March which blows from the southeast where the unpredictable rainfall can cause heavy damage in monsoon which is caused by air masses of the Pacific Ocean and Asia.

Indonesia has an unusual climate in which tropical monsoon is linked with the heavy rainfall.

8. Brunei Darussalam

Next up in the list we have Brunei Darussalam which is situated near the equator. The rainfall is very high in Brunei and it experiences two monsoon seasons from May to July and November to December. The country has only two seasons which are Monsoon and Summer.

It is very hot there when it is not raining as it lies near the equator, the rainfall is common and is short-lived but very heavy. The average annual rainfall of Brunei Darussalam is recorded 2,725mm per year.

7. Malaysia

Malaysia is one of the developed countries in the world situated in central Southeast Asia which is a peninsula. The people always carry an umbrella with them because of the rainy weather. The country has one of the highest rainfall as the rainfall varies from place to place like the monsoon occurs in May to September in the south-west, November to March in the north-east and other parts have their monsoon at different times.

The average annual rainfall of Malaysia is 2,887mm making it one of the highest rain falling country.

6. Costa Rica

Backing up the list we have the Central-American country Costa Rica as the country with the highest annual rainfall. The climate of the country also differs from place to place, a complete coast-to-coast country lies between Panama and Nicaragua. Annual rainfall is about 2,930mm per year as it has several rainforests.

The monsoon starts from May and ends in November while on the Caribbean side it lasts up to December. The climate of Costa Rica is wet in the month of June and July.

5. Panama

The country of the very famous Panama Canal, Panama is the land link between two continents of South and North America. The rainfall is high and heavy in this region where the monsoon starts from May until November. Panama rivers run very high on the rainy season and damage several villages enormously. The average annual rainfall of the country is 2,930 mm per year.

The rain is very low on the lowland than that of the Pacific Coast as it rains very heavy.

4. Solomon Island

Next up in the list of Countries with the highest annual rainfall is Solomon Island. There is a maximum number of rainfall all over the country which occurs in the rainy season while the wettest months are of Northwest monsoon. It has a very high temperature and dampness kind of climate.

However, in the southern parts of Solomon Island, it rains heavily between June and September. The average annual rainfall is about 3,100mm per year.

3. Papua New Guinea

Papua New Guinea is situated in the Pacific Ocean near Australia which contains nearly 600 islands and shares borders with some Asian countries.

The main reason for rainfall is northwest monsoon which causes heavy rainfall between December to March. The average annual rainfall is nearly 3,300mm per year.

2. Sao Tome and Principe

Another country on the list is an African country which lies in the Gulf of Guinea. The country is a large home to birds and natural vegetation. Sao Tome and Principe have a record of 5000mm rainfall which you and I have never experienced.

However, the country has an average annual rainfall of 3,423mm which makes it second on the list.

1. Colombia

The country having the highest annual rainfall is Colombia which is located near the Equator. There is a huge diversity in the climate of Colombia. Here the rain mostly occurs in the amazon forests which is very heavy and in the inhabited places as well with a big hailstorm.

The climate is mostly attracted by the northern pole. The average annual rainfall of Colombia is about 3,700 per year.