In a rare occurrence post Diwali, the city woke up to clear skies on Wednesday as unseasonal showers swept Mumbai and its neighbouring districts on Tuesday evening, spurring a dip in Air Quality Index (AQI) levels and clearing the smog.

The rain significantly brought down the AQI to 134 (moderate) on Wednesday – from 212 (poor) on Tuesday. For perspective, a day after last year’s Diwali– which was celebrated on November 2 – the city’s overall air quality touched 208, while improving marginally to 154 two days later. In 2023, Diwali was celebrated on November 13, following which the AQI deteriorated to 245, before improving to 126 the following day.

An AQI reading between 0 and 50 is regarded as ‘good’, 51-100 is ‘satisfactory’ (green), 101-200 is ‘moderate’ (yellow), 201-300 is considere

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