Buenos Aires weather records
Record high and low temperatures for Buenos Aires, by month, by season, and all-time, with the dates they occurred, across 1980–2026 of daily climate history. Its hottest day on record reached 37°C on 2022-01-14; its coldest fell to -1°C on 1995-06-29.
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 | 37°C2022-01-14
18°C2005-01-31
|
28°C2022-01-15
12°C1992-01-15
|
| February | 36°C2023-02-12
17°C2023-02-17
|
28°C2023-02-12
11°C2023-02-18
|
| March | 34°C2023-03-11
17°C1998-03-11
|
28°C2023-03-12
8°C2022-03-31
|
| April | 30°C2004-04-03
12°C2016-04-27
|
24°C2018-04-11
6°C2016-04-27
|
| May | 26°C1997-05-01
8°C2007-05-28
|
21°C1980-05-14
2°C2022-05-31
|
| June | 24°C2024-06-13
6°C2025-06-30
|
20°C2024-06-13
-1°C1995-06-29
|
| July | 24°C2023-07-22
6°C2000-07-11
|
18°C1997-07-29
0°C1988-07-10
|
| August | 27°C2009-08-29
7°C1991-08-01
|
21°C2024-08-02
1°C1991-08-02
|
| September | 28°C2013-09-10
9°C1981-09-14
|
21°C2013-09-10
3°C1983-09-08
|
| October | 31°C2014-10-27
12°C1981-10-04
|
22°C2014-10-27
4°C1999-10-03
|
| November | 33°C2021-11-21
14°C1992-11-04
|
25°C2008-11-27
6°C1992-11-04
|
| December | 35°C2025-12-31
17°C2001-12-03
|
27°C2013-12-30
9°C1999-12-06
|
Records by season
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Southern Hemisphere, each a three-month span).
| Season | Daytime high | Overnight low |
|---|---|---|
| Summer (Dec–Feb) | 37°C2022-01-14
17°C2023-02-17
|
28°C2023-02-12
9°C1999-12-06
|
| Autumn (Mar–May) | 34°C2023-03-11
8°C2007-05-28
|
28°C2023-03-12
2°C2022-05-31
|
| Winter (Jun–Aug) | 27°C2009-08-29
6°C2025-06-30
|
21°C2024-08-02
-1°C1995-06-29
|
| Spring (Sep–Nov) | 33°C2021-11-21
9°C1981-09-14
|
25°C2008-11-27
3°C1983-09-08
|
All-time records
The most extreme value Buenos Aires has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Gust
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.