After a brief relief from heatwave-like conditions, Mumbaikars woke up to above-normal temperatures on Monday morning, March 23.
Owing to this, the IMD upgraded its yellow alert to a heatwave alert, expecting temperatures to exceed 38 degrees Celsius, in Mumbai and neighbouring districts.
This is the city’s fourth heatwave spell this month, slated to remain in place until Tuesday morning, March 24.
Amid soaring temperatures, a yellow alert was sounded for 'hot and humid conditions' for Mumbai, Thane, Palghar, Raigad and Ratnagiri (Konkan region) on Sunday, March 22.
On the same day, the Mumbai's Santacruz observatory recorded the maximum temperature of 36.4 degrees Celsius, which was 3.2°C above normal. While the Colaba observatory recorded the maximum temperature of 34.2 degrees Celsius, which was 2.4°C above normal.
Meanwhile, the minimum temperatures were recorded at 21.6 and 23.7 degrees Celsius on Monday, March 23, at Santacruz and Colaba observatory.
Over the past week, the city experienced below-normal temperatures with daytime temperatures oscillating between 30 and 31 degrees Celsius until March 21.
As per IMD's Hot Weather outlook for March to May 2026, more heatwaves are forecasted for Maharashtra in April and May.
Mumbai’s air quality has improved over the past 24 hours despite the rising heat.
According to the Central Pollution Control Board's (CPCB) Sameer app, Mumbai’s Air Quality Index (AQI) was recorded 'Satisfactory' at 10:05 pm and stood at 89.
Meanwhile, aqi.in recorded poor air quality at 135 as on 3 pm.