Climatic Regions of India : Trewartha’s Classification
Climate Type | Climatic Region | Other Cliamatic Condtions |
Am (Tropical Rain Forest) |
Western coastal region, Sahayadris and parts of Assam | 200 cm annual rainfall &
18.2 C to 29 C temperature |
Aw
(Tropical Savanna) |
Peninsular India except the semi arid zone | 150 cm annual rainfall & 18 C-32 C temperature |
Aw (Tropical Savanah type) |
Most parts of the peninsular plateau barring Coromandel and Malabar coastal strips | 75 cm |
BS (Semi-arid Steppe type) |
Runs southwards from central Maharashtra to Tamilnadu, Andhra Pradesh | 40-75 cm annual rainfall & 20-32 C temperature |
BSh (Tropical and subtropical Steppe) |
Ranges from Punjab to Kutch | Annual temperature 35 C & 30-60 cm annual rainfall |
BWh (Tropical Desert) |
Western parts of Barmer, Jaiselmer and Bikaner and parts of Kutch | Annual Temperature 35 C & annual rainfall 25 cm |
Caw
(Humid Subtropical Climate with dry winters) |
It ranges from Punjab to Assam | Rainfall from 100-150 cm |
H (Mountain Climate) | Mountain areas of Himalayas including Jammu & Kashmir, Uttarakhand, Himachal Pradesh, Sikkim, Arunachal Pradesh | The average temperature varies from 0 to 10°C. |
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