CLIMATE IN JAMMU
Jammu is a sub-tropical area of the state, with the hottest temperature of the three divisions. The climate of the Jammu division resembles that of Punjab. The climatic conditions prevailing over Jammu region vary from one part to another. The climate of southern plains and adjacent Shivaliks resemble the weather of Punjab with hot summers coupled with monsoon rains and cool winters. On the other hand the climate of mountainous tracts and lee-ward slopes resembles the weather of Kashmir Valley. Seasonal monsoon winds have their impact on the weather of Jammu region. On the basis of distribution of annual rainfall and temperature, a year in the region has been divided into three seasons.
In this season the coldest month is January. Mist and fog are a common sight during this month. From February the temperature begins to rise which then leads to spring season. During winter season westerly winds also called template cyclones cause rainfall in the region. These winds originate from Mediterranean Sea. The average winter rainfall in the region is 13 cm.
From March onwards there is abrupt rise in the temperature of Jammu which reaches up to its maximum in the month of May and June when it often rises to about 38 degree Celsius. During this period hot dry winds called “loo” blow which add to the miseries of the people. Sometimes a dust storms blow which bring about light dazzles of rain. During this season the average rainfall is 11 cm.
From the middle of June monsoons begin to arrive in Jammu. Monsoon rains bring down the temperature but humidity remains quite high which makes the weather quite oppressive. Average rainfall during this season is 65 cm.