Chennai Weather: City To Experience Light To Moderate Rainfall With Thunderstorms And Lightning; Check More Details

Chennai: The city woke up at 05: 43 AM and the sun is likely to set at 6: 28 PM on Monday, May 19, 2025. Today, the minimum and maximum temperatures are likely to be around 28 degrees Celsius and 31 degrees Celsius, respectively. The humidity is expected to be around 84 per cent and the wind is expected to blow steadily from the North at 14 km/h.

Rainfall is predicted in Tamil Nadu

According to the IMD, numerous parts of Tamil Nadu are set to witness significant rainfall in the upcoming days. The Regional Meteorological Department predicted light to moderate rainfall in Chennai, Chengalpattu, Tiruvallur, Kanchipuram, Nilgiris, Krishnagiri, Dharmapuri, Salem, Kallakurichi, Namakkal, Erode, Tenkasi and Tirunelveli district of Tamil Nadu.

The temperatures are also likely to fall by 2-3 degrees Celsius. The rainfall is likely due to a cyclonic circulation over the Southeast Bay of Bengal and the adjoining South Andaman Sea. Meanwhile, scattered rainfall is also likely to occur in Pudukkottai, Ramanathapuram, Thanjavur, Thiruvarur, and Nagapattinam districts of Tamil Nadu.

When is the monsoon expected in Chennai?

The monsoon is expected to arrive in Chennai between June 1 and June 5, 2025. This means that Chennai can expect the first rains of the Southwest monsoon around that time.

Why is Tamil Nadu experiencing rainfall?

Tamil Nadu is experiencing rainfall due to the Northeast Monsoon, which is characterised by winds blowing from the northeast towards the southern Indian peninsula. These winds pick up moisture from the Bay of Bengal as they move inland, and they bring rain to the coastal areas of Tamil Nadu.

The eastern coast of India, including Tamil Nadu, is positioned to receive rainfall from the Northeast Monsoon as the winds blow from the sea to the land.