CLIMATE

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climate for class 9th

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SOCIAL SCIENCE (GEOGRAPHY )

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CLIMATE Group Members ◊ RISHABH JAIN ◊ PREETISH VIJ

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We would like to express our special thanks of gratitude to our SST teacher Mrs. Ranjana Shah who gave us the golden opportunity to do this wonderful role play on the topic Free and Fare Elections which also helped us in doing a lot of research and we came to know about so many new things. We are really thankful to you because your teaching make this play is possible. Secondly we would also like to thank our parents who helped us a lot in finishing this project. THANKS AGAIN TO ALL WHO HELPED ME . ACKNOLEDGEMENT

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55 0 C temperature in June Tawang 19 0 C in June Drass -45 0 C in December night Tiruvanantapuram & Chennai 20 0 C in December night Kerala Diurnal range of temperature 8 0 C Thar desert Diurnal range of temperature 30 0 C Cherrapunji & Mawsynram have 1080cm rain MONSOON REGIME IS THE UNITY OF INDIA Jaisalmer receives 9cm rainfall

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FACTORS AFFECTING INDIAN CLIMATE RELATED TO LOCATION & RELIEF RELATED TO AIR PRESSURE & WIND Latitude The Himalayan Mt. Distribution of Land & water Distance from Sea Altitude Relief Surface pressure & wind Upper air circulation Western cyclones

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EQUATORIAL REGION TROPIC OF CANCER LATITUDE High Temp Low range High range of Temp

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THE HIMALAYAS- CLIMATIC BARRIER Monsoon Wind Monsoon Wind Monsoon Wind Monsoon Wind Cold Wave Cold Wave Cold Wave Cold Wave

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ARABIAN SEA BAY OF BENGAL INDIAN OCEAN DISTRIBUTION OF LAND & WATER LOW PRESSURE IN SUMMER HIGH PRESSURE IN WINTER

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MUMBAI CHENNAI KOLKOTA DELHI SIMLA DISTANCE FROM SEA Coastal areas have equable climate where as Interior parts have extreme climate .

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AGRA 16 0 C in Jan DARJILING 4 0 C in January ALTITUDE HIGH ALTITUDE LOW ALTITUDE Temperature decreased from low to high altitude Decrease in Temperature

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Monsoon Wind Monsoon Wind Monsoon Wind Receives high rainfall Receives low rainfall RELIEF Western Ghats Mt.

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NORTH-EAST TRADE WIND SOUTH-EAST TRADE WIND INTER TROPICAL CONVERGENCE ZONE SUB TROPICAL HIGH PRESSURE SUB TROPICAL HIGH PRESSURE SUB TROPICAL LOW PRESSURE SUB TROPICAL LOW PRESSURE POLAR HIGH POLAR HIGH SURFACE WIND

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Mediterranean sea WESTERN DISTURBANCE

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RHYTHM OF SEASONS COLD WEATHER RETREATING MONSOON HOT WEATHER ADVANCING MONSOON

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COLD WEATHER SEASON It extends from December to February. Vertical sun rays shift towards southern hemisphere . North India experiences intense cold where as this season is not well defined in south India. Light wind blow makes this season pleasant in south India. Occasional tropical cyclone visit eastern coast in this season. Tropical Cyclone

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WINTER RAINFALL RAINFALL DUE TO WESTERN DISTURBANCES RAINFALL DUE TO NORTH EAST WIND Ganga Delta Northern Plain WIND DIRECTION- WINTER Bay of Bengal

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HOT WEATHER SEASON It extends from March to May. Vertical sun rays shift towards Northern hemisphere. Temperature rises gradually from south to north. Highest Temperature experiences in Karnataka in March, Madhya Pradesh in April and Rajasthan in May. March 30 0 C April 38 0 C May 48 0 C

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LOO KALBAISAKHI BARDOLI CHHEERHA MANGO SHOWER BLOSSOM SHOWER STORMS IN HOT WEATHER SEASON

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advancing MONSOON SEASON It extends from June to September. Intense heating in north west India creates low pressure region. Low pressure attract the wind from the surrounding region. After having rains for a few days sometime monsoon fails to occur for one or more weeks is known as break in the monsoon. HIGH TEMPERATURE LOW PRESSURE

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ONSET OF advancing MONSOON 1 st June 5 th June 10 th June 15 th June 1 st July 15 th July

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It extends from October to November Vertical sun rays start shifting towards Northern hemisphere. Low pressure region shift from northern parts of India towards south. Owing to the conditions of high temperature and humidity, the weather becomes rather oppressive. This is commonly known as the ‘October heat’ RETREATING MONSOON SEASON LOW PRESSURE

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15 th October 7 th October 30 th Sept. 15 th Sept . 7 th Sept. WITHDRAWAL OF MONSOON

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DISTRIBUTION OF RAINFALL > 200cm 100-200cm 50-100 cm < 50cm