-The North-east dry Monsoon winds blow over the Bay of Bengal during winter. – As they pass over the Bay of Bengal they develop moisture and bring rain to the Tamil Nadu coast. … That is why; Chennai obtains rainfall more in winter than in summer.
Why does Chennai receives more rainfall in winter than summer?
Chennai experiences more rainfall in winter than summer due to following reasons: … Northeast monsoon winds are dry in nature but while passing over the Bay of Bengal, these winds pick moisture and cause rainfall on the Tamil Nadu coast under the on-shore wind effect.
What causes rainfall in Tamil Nadu in winter?
Rainfall in Tamil Nadu is caused by North-East monsoon winds. These winds blow over the Bay of Bengal before hitting the coast of Coromandel, Tamil Nadu. … Due to the northeast trade winds, it receives rainfall in the winters.
What is the source of rainfall in Chennai?
The state has three distinct periods of rainfall: advanced rainfall; rainfall from the tropical cyclones emerging in the neighbourhood of the Andaman Islands during the Retreat of Monsoons(October–November): and the North-East monsoon during the months of October–December, with dominant northeast monsoon winds from the …
During which month does Chennai receive rainfall?
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.
Which is the heaviest rainfall?
Mawsynram (/ˈmɔːsɪnˌrʌm/) is a town in the East Khasi Hills district of Meghalaya state in Northeastern India, 60.9 kilometres from Shillong. Mawsynram receives the highest rainfall in India.
|District||East Khasi Hills|
|Talukas||Mawsynram C.D. Block|
In which month does it rain the most in Chennai why?
Average monthly rainy days in Chennai (Tamil Nadu)
On average, November is the most rainy. On average, March has the least rainy days.
What is the region of winter rainfall in Tamilnadu?
Tamil Nadu receives most of its rain from the north-east trade winds during the winter season. Moreover, many low-pressure systems develop in the Bay of Bengal during this period and move towards the east coast of Tamil Nadu causing heavy rainfall.
Why does Chennai receives rainfall twice a year?
(i) The North-East winds pick up moisture while crossing Bay of Bengal. These winds are on-shore in Tamil-Nadu coast and hence cause rainfall there. (ii) During the months of October and November, the low-pressure area over North-Western India get transferred to the Bay of Bengal.
Is Chennai Hot or cold?
For most of the year, the weather is hot and humid. The hottest part of the year is late May and early June, known locally as Agni Nakshatram (“fiery star”) or as Kathiri Veyyil, with maximum temperatures around 38–42 °C (100–108 °F).
Why is Chennai so cold?
The lack of humidity—which works like greenhouse gas and traps heat in lower altitude—has resulted in low temperatures. Source: Vigilance & Ethics/ Twitter. IMD director K Santhosh told the Times of India, “There is a northerly wind blowing into the state from North India, which is causing this dip in temperatures.”
Does Chennai have equable climate?
At the equator, all the seasons have similar temperatures and so this makes the climate equable. (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 it has a hot desert type of climate.