By 9 PM, while the sun has set, the heat often lingers, particularly in Mumbai and Chennai. These coastal cities are known for their high humidity, which can make the perceived temperature feel even hotter than the actual reading. Wankhede Stadium in Mumbai, located close to the Arabian Sea, experiences a constant influx of moist sea breeze. This results in a sticky, uncomfortable environment where sweat doesn't evaporate easily, hindering the cooling process.