Mumbaikar's get respite from hot and humid weather, as the monsoon finally arrived. Two days ahead of its original onset date, the Southwest monsoon officially entered Mumbai, accompanied by thunder and lightning.

The city and its suburbs have already received good rain early Sunday morning, with the Santacruz observatory recording 20 mm of rainfall in the last 24 hours. Dahisar and Borivli received the heaviest rainfall in the last 24 hours, recorded till at 8.30 am.