Chennai Weather in September
34.6°C high · 25.4°C low · 122 mm rain · 9h sun
Sep is a warm month in Chennai — not peak season, but a good time to avoid crowds.
September at a glance
| Metric | Value |
|---|---|
| Average high | 34.6°C |
| Average low | 25.4°C |
| Rainfall | 122 mm |
| Sunshine | 9 hours/day |
| Daylight | 12.1 hours |
What to pack in September
Pack light, breathable clothes, plus a raincoat and umbrella for Chennai in September.
Chennai weather by month
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Frequently asked questions
What is the weather in Chennai in September?
Highs of 34.6°C and lows of 25.4°C, with about 122 mm of rain and 9 hours of sunshine per day.
Is September a good time to visit Chennai?
Sep is a warm month in Chennai — not peak season, but a good time to avoid crowds.
What to do in Chennai · Best time to visit Chennai
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.