Chennai, Tamil Nadu, India weather records
Record high and low temperatures for Chennai, Tamil Nadu, India, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 43°C on 1991-05-01; its coldest fell to 17°C on 1981-12-10.
Records by month
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.
| Month | Daytime high | Overnight low |
|---|---|---|
| January | 34°C1983-01-31
25°C1995-01-13
|
24°C2020-01-05
17°C1992-01-06
|
| February | 37°C1983-02-20
26°C1984-02-13
|
26°C2019-02-28
17°C1989-02-06
|
| March | 39°C2001-03-27
27°C1984-03-06
|
28°C1988-03-24
19°C2000-03-03
|
| April | 43°C1990-04-21
28°C2005-04-06
|
31°C1991-04-30
22°C1989-04-09
|
| May | 43°C1991-05-01
28°C2004-05-05
|
31°C2003-05-29
24°C1995-05-09
|
| June | 42°C1997-06-01
28°C1996-06-14
|
31°C2012-06-03
24°C1985-06-20
|
| July | 39°C2002-07-05
26°C1985-07-21
|
29°C1987-07-21
23°C1989-07-16
|
| August | 38°C1994-08-10
27°C1993-08-30
|
28°C1999-08-11
23°C2016-08-01
|
| September | 37°C1994-09-19
27°C1993-09-13
|
27°C2005-09-02
22°C1994-09-18
|
| October | 35°C1991-10-01
26°C2007-10-30
|
27°C2018-10-02
20°C1999-10-30
|
| November | 34°C2016-11-04
25°C2021-11-10
|
26°C2024-11-30
18°C1988-11-30
|
| December | 31°C2018-12-17
23°C2018-12-16
|
26°C2024-12-01
17°C1981-12-10
|
Records by season
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).
| Season | Daytime high | Overnight low |
|---|---|---|
| Winter (Dec–Feb) | 37°C1983-02-20
23°C2018-12-16
|
26°C2024-12-01
17°C1981-12-10
|
| Spring (Mar–May) | 43°C1991-05-01
27°C1984-03-06
|
31°C2003-05-29
19°C2000-03-03
|
| Summer (Jun–Aug) | 42°C1997-06-01
26°C1985-07-21
|
31°C2012-06-03
23°C1989-07-16
|
| Autumn (Sep–Nov) | 37°C1994-09-19
25°C2021-11-10
|
27°C2005-09-02
18°C1988-11-30
|
All-time records
The most extreme value Chennai has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.