Chennai, a major city in Tamil Nadu, has a hot, humid tropical climate with a distinct northeast-monsoon season from October to December. This page tracks Chennai weather today with live temperature, humidity, wind and rain readings pulled for its exact coordinates, alongside an hourly and 16-day forecast so you always know what's coming next. This page shows live, auto-refreshing weather for Chennai: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo.

Frequently asked questions

What is the current weather in Chennai?⌄

The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Chennai's exact coordinates, so refresh the page any time for the latest temperature, humidity and wind readings.

Will it rain in Chennai today?⌄

Check the hourly rain forecast and precipitation chance in the sections above — it's updated continuously and is the most reliable way to know before you head out in Chennai.

What is the AQI in Chennai right now?⌄

Chennai's current Air Quality Index is shown live above alongside the weather data, so you can see pollution levels for the exact same location and moment.

What is the best time of year to visit Chennai?⌄

Chennai generally sees its most pleasant weather from December to February, while October to December brings the heaviest rain — use the 16-day forecast above to plan around current conditions closer to your travel date.

Does Chennai see extreme weather?⌄

Unlike most of India, Chennai gets its heaviest rain in the October–December northeast monsoon rather than the summer monsoon, so its rain forecast pattern is distinctive.

Whether you're checking the Chennai rain forecast before heading out near Marina Beach or planning ahead, Unlike most of India, Chennai gets its heaviest rain in the October–December northeast monsoon rather than the summer monsoon, so its rain forecast pattern is distinctive. Bookmark this page for the latest Chennai temperature, AQI and hourly outlook whenever you need it. See the hourly weather forecast or the air quality index for more detail.