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Rajasthan: Agro & Sub Agro Climatic Zones

General Knowledge Category: States of India, Rajasthan, India: An Overview

Rajasthan lies in 3 Agro - climatic Zones namely Zone–VI: The Trans Gangetic Plains region, Zone–VIII-Central Plateau & Hills region and Zone–XIV- Western Dry region.

 

  • The Trans-Gangetic Plains region

States under Trans-Gangetic Plains region: Delhi, Chandigarh, Punjab, Rajasthan and Haryana

 

  • The Central Plateau & Hills region

States under Central Plateau and Hills region: Rajasthan, Uttar Pradesh and Madhya Pradesh

 

  • Western Dry region

States under Western Dry region: Rajasthan

 

However, on account of the climatic conditions as well as the agricultural fabrication, it is alienated into 9 sub zones. Each zone has extraordinary characteristics of its own.

 

ARID WESTERN PLAIN

This area consists of the tehsils of Jaisalmer, Barmer and Bikaner districts, Shergarh, Phalodi, Jodhpur and Osian tehsils of the Jodhpur district and Sujangarh, Dungargarh, Sardar shahar and Ratangarh tehsils of the Churu district. The Arid Western Plain is the most parched area of Rajasthan state where the yearly rainfall fluctuates from 10-40 cm, frequently unpredictable.

 

• IRRIGATED NORTH WESTERN PLAIN

The total Ganganagar region is an aeolian and alluvial plain formed by Ghaggar river. A fraction of Ganganagar region, which is scorched, is the North annex of the Thar Desert enclosed with the wind blown sand.  Tremendous dryness, manifested with soaring summer and low down winter temperatures, is its customary climatic trait.  The normal yearly rainfall is around 40 cms.

 

• INTERMEDIARY PLAIN OF INLAND DRAINAGE

This region consists of tehsils of Sikar, Jhunjhunun & Nagaur districts and Churu, Rajgarh & Taranagar and tehsils of the district of Churu in Rajasthan.  The regions are enclosed with sand - dunes and sandy plains. The drainage is not intense. The streams fade away in the sandy meadows after casing some detachment.  Climatically, this region is somewhat enhanced as compared to the adjacent region of the Arid-Western area.

 

• TRANSITIONAL PLAIN OF LUNI BASIN

This region lies amid the western arid area and the Aravalli ranges.  The county covers the intact districts of Pali and Jalor, Sheoganj and Reodhar tehsils of Sirohi region and Bhopaigarh and Bilara tehsils of Jodhpur.  The area has a climate of semi-arid nature with yearly rainfall of 30-50 cm. It is sapped by Luni River which is recurring and runs during the rainy season.

 

• SEMI ARID EASTERN PLAIN

This area consists of 4 districts, Dausa, Jaipur, Ajmer and Tonk. Banas river and its tributaries forms an affluent productive plain.  In West, the area is enclosed by Aravalli hills which expand from South-West to North- East. The yearly rainfall varies from 50-60 cms.

 

• FLOOD PRONE EASTERN PLAIN

This area consists of the districts of Bharatpur, Dhaulpur and Alwar and Northern areas of the Sawai Madhopur (Todabhim, Mahuwa, Nadauti, Hindon, Gangapur, Bamanwas, Sapotra, Bonli and Karauli tehsils). Excluding a small number of low hills which subsist in Sawai Madhopur and Alwar districts, the total area is a torrent plain of river Ghambhiri and Banganga.  The area has affluent alluvial soil the lushness of which is restocked annually by flood of the rivers.  The rainfall is comparatively advanced in the Eastern part. The yearly average rainfall is 75 cm.

 

• ARAVALLI HILLS AND SUB HUMID SOUTHERN PLAINS

The Bhilwara region, tehsils of Udaipur, excluding Salumber, Sarada and Dharyiawad, tehsils of Chittaurgarh, except Pratapgath, Chotti Sadri, Bari Sadri and Arnod and Pindwara and Abu Road of Sirohi form this agro climatic zone.  This is an area of low Aravalli hills. It has the inter-mountain flat terrain, intensely dismembered by rivers and streams.  The area has a reasonably tepid weather in summers and has mild winters.  The yearly rainfall fluctuates from 50 - 95 cms. 

 

• HUMID SOUTHERN PLAINS

The regions of Banswara and Dungarpur, some areas of Udaipur (Salumber, Sarada and Dhariyawad tehsils) & Chittorgarh (Bari Sadri, Pratapgarh, Arnod and Chotti Sadri tehsils) are integrated in this area.  The region consists of lower Aravalli hills with impositions of black lava stones.  This is typically a tribal region where Garasiyas, Damors and Bhils live amidst hills and forests.  The region has moist climate with a standard rainfall of over 70 cms annually.

 

• HUMID SOUTH-EASTERN PLAIN

Commonly known as Hadauti plateau, this area comprises of the districts of Baran, Kota, Jhalawar and Bundi and 2 tehsils of Sawai Madhopur that are Sawai Madhopur and Khandar.  The black soil area of this highland is lush and is used for farming of cotton, opium and sugarcane.  The area has low hills of Gwalior series, scattered with extensive plateaus of the rocks of Vindhyan.  A proliferation of rivers drains in its vicinity.  Chambal River is the major river in conjunction with its major tributaries like Kali sindh, Parvati, Banas and Parwan.

 

 

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