question_answer

Which factor is responsible for the climatic variation in the following:

(a) The maximum temperature during January in Leh is \[\mathbf{8}.\mathbf{5}{}^\circ \mathbf{C}\]while in Tiruvanantapuram it is\[\mathbf{26}.\mathbf{7}{}^\circ \mathbf{C}\]

(b) Shillong has annual rainfall of \[\mathbf{225}.\mathbf{3}\text{ }\mathbf{cm}\]while Jodhpur has only\[\mathbf{36}.\mathbf{6}\text{ }\mathbf{cm}\].

(c) Temperature variation between the months of June and December is \[\mathbf{19}{}^\circ \mathbf{C}\]at Jodhpur but only \[\mathbf{3}.\mathbf{9}{}^\circ \mathbf{C}\]at Mumbai.

(d) November rainfall in Chennai is 35 cm while in Delhi it is 0.2 cm.

Answer:

(a) Maximum temperature in Leh during January is due to high altitude of 3506 metres above sea level. In Tiruvanantapuram, the maximum temperature due to coastal area and near the equator.

(b) Shillong has annual rainfall of \[225.3\text{ }cm\]due to relief. It is located on windward side of Meghalaya hills. Jodhpur has only \[36.6\text{ }cm\]of annual rainfall due 10 the parallel direction of Arabian Sea branch to the Aravalli hills.

(c) Jodhpur's annual range of temperature from June to December is \[19{}^\circ C\]due to its location in the interior. Mumbai's annual range of temperature is only \[39{}^\circ C\]due to its coastal location and the moderating influence of the sea.

(d) Chennai gets 35 cm of rainfall in November due to retreating monsoons Delhi has only \[0.2\text{ }cm\]of rainfall, as it is not under the influence of any wind except western disturbances.