In India's hottest cities, people have developed clever designs and routines to cope with relentless summer heat: traditional courtyard houses with thick walls/minimal openings stay naturally cooler; siestas are common during peak daylight hours; light/loose cotton clothing and use of peepal/neem leaves for natural cooling; rooftop water tanks help release evaporated cool air indoors. The
highest temperature city in India Churu uses many such methods to deal with its scorching climate.