Rosario, Santa Fe, Argentina weather records
Record high and low temperatures for Rosario, Santa Fe, Argentina, 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 1995-12-18; its coldest fell to -4°C on 1991-08-02.
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 | 43°C2022-01-13
20°C2005-01-31
|
30°C2022-01-15
10°C2013-01-02
|
| February | 42°C2024-02-08
19°C2023-02-17
|
29°C2024-02-07
8°C2023-02-18
|
| March | 40°C2023-03-10
17°C2002-03-31
|
28°C2023-03-14
5°C1990-03-27
|
| April | 35°C2004-04-04
13°C2012-04-27
|
23°C2026-04-01
2°C1985-04-30
|
| May | 33°C1997-05-01
10°C2007-05-28
|
20°C2023-05-24
-1°C2007-05-30
|
| June | 28°C1985-06-28
7°C2012-06-06
|
19°C2017-06-16
-4°C2012-06-07
|
| July | 30°C1997-07-28
5°C2010-07-18
|
17°C1997-07-27
-4°C2024-07-09
|
| August | 35°C1997-08-29
8°C1991-08-01
|
19°C2002-08-25
-4°C1991-08-02
|
| September | 37°C1994-09-23
10°C2020-09-01
|
21°C1994-09-19
0°C1983-09-08
|
| October | 39°C2014-10-27
14°C2010-10-01
|
23°C2020-10-18
3°C1999-10-04
|
| November | 41°C2022-11-26
17°C1992-11-02
|
25°C2008-11-25
4°C2007-11-15
|
| December | 43°C1995-12-18
19°C1990-12-12
|
27°C1995-12-18
8°C1993-12-01
|
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) | 43°C1995-12-18
19°C2023-02-17
|
30°C2022-01-15
8°C2023-02-18
|
| Autumn (Mar–May) | 40°C2023-03-10
10°C2007-05-28
|
28°C2023-03-14
-1°C2007-05-30
|
| Winter (Jun–Aug) | 35°C1997-08-29
5°C2010-07-18
|
19°C2017-06-16
-4°C1991-08-02
|
| Spring (Sep–Nov) | 41°C2022-11-26
10°C2020-09-01
|
25°C2008-11-25
0°C1983-09-08
|
All-time records
The most extreme value Rosario 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.