Updated: October 19, 2025 4:50 PM IST 
Diwali Weather Update Live: The weather in North India is expected to be quite variable during this Diwali. According to the Meteorological Department, Delhi-NCR may experience light fog and haze from October 19 to 21, which will make the mornings feel colder. Meanwhile, the Air Quality Index (AQI) remains above 200, with no improvement expected until October 22. While daytime temperatures may be slightly warm, the chill will continue at night. As per IMD, due to cyclonic circulation and the Northeast Monsoon, heavy to very heavy rainfall is likely in Karnataka, Andhra Pradesh, southern parts of Maharashtra, Telangana, Tamil Nadu, and Kerala. Puducherry and Lakshadweep will also be affected. Yellow alerts have been issued in all these states.
The India Meteorological Department (IMD) on Sunday stated that most of the Kerala districts are likely to witness moderate to heavy rainfall for the next few days.
On October 19, the Central Pollution Control Board’s SAMEER app reported in its latest Mumbai weather updates that the city’s air quality remained in the ‘moderate’ category, with an Air Quality Index (AQI) of 150 at 10:03 AM.
According to the latest Mumbai weather updates from IMD, Colaba recorded a maximum temperature of 34.8 degrees Celsius, 1.3 degrees Celsius above normal, while the minimum temperature stood at 26.4 degrees Celsius. Relative humidity was measured at 86 per cent.
According to the latest Mumbai weather updates from IMD, Colaba recorded a maximum temperature of 34.8 degrees Celsius, 1.3 degrees Celsius above normal, while the minimum temperature stood at 26.4 degrees Celsius. Relative humidity was measured at 86 per cent.
The haze-covered city, including iconic stretches like India Gate and Rashtrapati Bhavan, faces rising pollution just as green firecrackers have been permitted for two days of Diwali, potentially worsening the situation.
Delhi’ Anand Vihar recorded a severe AQI of 426.
Delhi’s air quality has deteriorated a day before Diwali, with the AQI in the national capital standing at 278 in the poor category.
The India Meteorological Department (IMD) on Sunday, October 19, said a low-pressure area is likely to form over the southeast Bay of Bengal in the coming days, which may intensify and move towards the Tamil Nadu coast.
According to the IMD, Tamil Nadu, Kerala, and Puducherry are likely to experience heavy rainfall for the next seven days. Meanwhile, there is a possibility of a low-pressure area forming over the Arabian Sea, which could develop into a cyclonic circulation. This low-pressure area is expected to move northwestward and intensify further.
During this period, light rain and snowfall may occur at several places. In particular, Uttarakhand is expected to experience light to moderate rainfall with lightning over the next two days.
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