Carcarañá climate — normals and trends
Carcarañá (Argentina) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.7 °C and it receives 1,003 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is January (24.5 °C on average) and the coldest is July (10.7 °C). Rainfall peaks in March.
Carcarañá averages 5 frost days, 57 hot days (≥ 30 °C) and 89 rainy days per year.
No statistically significant temperature trend emerges for Carcarañá between 1940 and 2025: over this span, year-to-year swings outweigh the climate signal.
The hottest day of the period reached 40.6 °C (on 11 December 1968) and the coldest -7.3 °C (on 1 July 2025).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
CarcarañáSanta Fe
- coords
- -32.86°, -61.15°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.7°C
Average daily high
23.2°C
Average daily low
12.7°C
Annual rainfall
1,003mm
Sunshine / day
9.6h
Mean relative humidity
71%
Average peak wind
17.5km/h
Seasonal range
13.8°C
Frost days (< 0 °C)
5 d/yr
Hot days (≥ 30 °C)
57 d/yr
Rainy days (≥ 1 mm)
89 d/yr
Annual snowfall
0.0 cm
Average feels-like high
23.3 °C
Average feels-like low
11.4 °C
Average peak gust
33.9 km/h
Tropical nights (≥ 20 °C)
38 d/yr
Solar radiation
17.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
No clear trend over this period
Over a short window, year-to-year swings outweigh the climate signal. Try 86 years.
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
40.6 °C
11 December 1968
Coldest day
-7.3 °C
1 July 2025
Wettest day
141 mm
12 December 1997
Windiest day
47.2 km/h
12 August 1941
Strongest gust
98.3 km/h
17 October 1982
Hottest feels-like
44.5 °C
4 January 1963
Coldest feels-like
-11.2 °C
1 July 2025
Snowiest day
0.6 cm
18 July 2010
Sunniest day
14.0 h
5 December 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 31.7 °C | +1.6 °C | 38 mm | -74 mm |
| Feb | 30.9 °C | +2.0 °C | 147 mm | +34 mm |
| Mar | 27.1 °C | +0.2 °C | 152 mm | +22 mm |
| Apr | 22.6 °C | -0.6 °C | 62 mm | -32 mm |
| May | 21.4 °C | +1.9 °C | 99 mm | +39 mm |
| Jun | 15.7 °C | -0.6 °C | 7 mm | -27 mm |
| Jul | 17.1 °C | +1.1 °C | 36 mm | -2 mm |
| Aug | 18.8 °C | +0.7 °C | 115 mm | +69 mm |
| Sep | 21.7 °C | +1.1 °C | 58 mm | -7 mm |
| Oct | 25.2 °C | +1.8 °C | 94 mm | -12 mm |
| Nov | 26.9 °C | +0.3 °C | 141 mm | +34 mm |
| Dec | 30.8 °C | +1.7 °C | 49 mm | -51 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Carcarañá?
Carcarañá has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.7 °C and it receives 1,003 mm of precipitation per year.
What is the hottest day ever recorded in Carcarañá?
The hottest day measured in Carcarañá between 1940 and 2025 was 11 December 1968, reaching 40.6 °C.
What is the coldest day in Carcarañá?
The coldest day measured in Carcarañá between 1940 and 2025 was 1 July 2025, at -7.3 °C.
Does it snow in Carcarañá?
Almost never: Carcarañá sees virtually no snow, with about 5 frost days per year.
Has the climate of Carcarañá warmed?
Between 1940 and 2025, no statistically significant temperature trend emerges in Carcarañá.
What is the wettest day in Carcarañá?
The wettest day measured in Carcarañá between 1940 and 2025 was 12 December 1997, with 141 mm of rain in 24 hours.
What was the windiest day in Carcarañá?
The windiest day measured in Carcarañá between 1940 and 2025 was 12 August 1941, with winds reaching 47.2 km/h.
What is the warmest month in Carcarañá?
The warmest month in Carcarañá is January (24.5 °C on average); the coldest is July (10.7 °C).
How much does it rain in Carcarañá?
Carcarañá receives on average 1,003 mm of precipitation per year, spread over about 89 rainy days.
Is it sunny in Carcarañá?
Carcarañá gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
What is the biggest single-day snowfall in Carcarañá?
The heaviest 24-hour snowfall measured in Carcarañá between 1940 and 2025 was 18 July 2010, with 0.6 cm.
Are there tropical nights in Carcarañá?
Yes: Carcarañá has on average 38 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Carcarañá?
In Carcarañá, between 1940 and 2025, the highest apparent temperature reached 44.5 °C on 4 January 1963, and the lowest was -11.2 °C on 1 July 2025.
Compare Carcarañá with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Carcarañá