The Arabian Sea branch of South West Monsoons strike west ghats, first. After crossing, west ghats, these winds descend down the leeward slope of west ghats where they do not give much rain. … So, these winds give less rainfall in Chennai. S.W.
Why is South West monsoon less rainy in Chennai during which month does the Tamil Nadu coast get most of its rainfall?
South–west monsoons are less rainy in Chennai because:
South West monsoons blow from June month to September month. These blow from Sea to Land. These blow in two branches: Bay of Bengal and Arabian Sea Branch, and give a bulk of rain fall to India from 75 percent to 90 percent.
Why are southwest monsoons less rainy in Tamilnadu?
Tamil Nadu lies in the Eastern coast of India. South-West monsoon is less rainy in Tamil Nadu due to the following reasons . (i) The Arabian Sea branch hits the Western Ghats and causes heavy rainfall there. By the time it advances towards Chennai, it becomes off-shore and gives less rain.
Why is there no rain in Tamilnadu?
Since the state is entirely dependent on rains for recharging its water resources, monsoon failures lead to acute water scarcity and severe droughts.
What is retreating monsoon season?
During the months of October-November, the south-west monsoon winds become weaker and start to retreat from the skies of North India. This phase of the monsoon is known as the retreating monsoon.
Which coast receives rainfall twice a year?
‘Tamil Nadu coast receives rainfall twice in a year’.
Why Chennai has more rains only?
(ii)Chennai receives most of its rainfall from the north-east’ monsoon, which gives rains mostly from October to December, and not the south-west monsoon. That is why Chennai gets most of its rainfall later than most other parts of the country. … No monsoon winds are able to reach it.
How is southwest monsoon beneficial to India?
The southwest monsoon irrigates over 50% of India’s farmlands. India gets around 70 percent of its annual rainfall during the monsoon season, which also affects the yield of some key kharif or summer crops like rice, pulses and oilseeds such as soybeans.
What is the difference between burst of monsoon and break of monsoon?
The sudden violent onset of rainfall in the first week of June is termed as the burst of monsoon. When the South-west monsoon fails to bring rainfall for two or more weeks and there is a dry period in the rainy season, it is called break of monsoon.
Why does heavy rain occur in southwest monsoon?
Because the southwest monsoon flows from sea to land, it carries more moisture, and therefore causes more rain, than the northeast monsoon. Only part of the northeast monsoon passing over the Bay of Bengal picks up moisture, causing rain in Andhra Pradesh and Tamil Nadu during the winter months.
Which state receives lowest rainfall from southwest monsoon?
Chennai receives the lowest rainfall during the South-West Monsoon. Reasons: Chennai is located near the equator and the sea, making the climate hot and humid. It is located on the Coromandal coast and the Bay of Bengal branch of the South-West Monsoon passes parallel to the coast.
Which is the wettest place in Tamilnadu?
Answer: Chinnakallar near Valparai is the 3rd wettest place in India and the wettest place in Tamil Nadu. In Tamil Nadu, Chinnakallar is situated in the Coimbatore district.
Which is the hottest city in TamilNadu?
Vellore districtVellore district, which is to the northwest of Chennai, recorded the highest maximum temperature in the state, registering a blazing 43.5 degrees Celsius.
Is rain possible in Chennai?
Chennai, also known as Madras, is the capital of the Indian state Tamil Nadu. The city experiences a wet and tropical climate as it lies near the coast and thus does not have any sort of extreme seasonal temperature. Chennai gets most of its annual rainfall from mid–October to mid–December.