India, June 12 -- What is the hottest place in Delhi? If your guess is Palam, then you will be wrong.

The day temperature in other areas of Delhi, such as the Ridge and CWG Sport Complex, surpassed the temperature in Palam on Tuesday, not for the first time. But the maximum temperatures at these places usually go unreported.

There are at least nine stations in Delhi where daily temperatures are recorded.

"Several factors, including green cover in the locality, vehicular pollution, terrain, density of buildings, presence of water bodies and availability of air corridors, govern the temperature of a locality on a day-to-day basis," said Kuldeep Srivastava, scientist with the India Meterological Department's regional weather forecasting c...