Weather in Chennai in September
In an average September, Chennai sees a daily high around 34°C and a low around 26°C, based on 1980–2026 of local climate records.
| Average high | 34°C |
|---|---|
| Typical high range | 31°C to 36°C |
| Average low | 26°C |
| Typical low range | 25°C to 27°C |
| Average daily precipitation | 3 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
38°C
2024-09-17
Lowest
25°C
1984-09-29
Low
Highest
29°C
2015-09-16
Lowest
23°C
1980-09-22
Feels-like
Highest
59°C
2016-09-10
Lowest
25°C
1984-09-29
Humidity
Highest
25.7 g/m³
2024-09-22
Lowest
16.1 g/m³
2005-09-19
Wind
Highest
26 km/h
2005-09-19
Lowest
7 km/h
1996-09-08
Gust
Highest
58 km/h
2007-09-18
Lowest
18 km/h
2009-09-11
Precip
Wettest
266 mm
1988
Driest
31 mm
1994
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