Temperature
Very hot by day, warm at night.
94°Ftypical Aug high
Chennai is most comfortable in winter. Summers are hot and winters are mild. Rainy season runs roughly June to December. Humidity is noticeable much of the year.

Very hot by day, warm at night.
Recurring showers across the month.
Cloudier spells limit sunshine.
Hot days, with humid stretches.
Mostly cloudy skies.
Want a side-by-side climate view? Compare Chennai with Puducherry.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology