Mumbai weather update: Santacruz records 34.9 deg C as the city`s overall AQI stands at 137 in the moderate category. Colaba and Deonar report poor air quality. Mumbai continued to experience warm and humid conditions on Sunday with daytime temperatures remaining above 34 degrees Celsius at the Colaba and Santacruz observatories The India Meteorological Department IMD forecast mainly clear skies across the city and its suburbsMeanwhile Mumbais overall Air Quality Index AQI.