Colonia Caroya climate — normals and trends
Colonia Caroya (Argentina) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.2 °C and it receives 1,035 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 (23.4 °C on average) and the coldest is July (10.4 °C). Rainfall peaks in January.
Colonia Caroya averages 4 frost days, 42 hot days (≥ 30 °C) and 106 rainy days per year.
Colonia Caroya has warmed by +0.7 °C between 1940 and 2025, or +0.08 °C per decade. This trend is statistically significant.
The number of frost days there went from about 2 to 6 per year over the period.
The hottest day of the period reached 41.6 °C (on 11 November 1988) and the coldest -6.7 °C (on 17 July 1975).
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
Colonia CaroyaCordoba
- coords
- -31.02°, -64.06°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.2°C
Average daily high
22.8°C
Average daily low
12.6°C
Annual rainfall
1,035mm
Sunshine / day
9.9h
Mean relative humidity
70%
Average peak wind
16.9km/h
Seasonal range
13.0°C
Frost days (< 0 °C)
4 d/yr
Hot days (≥ 30 °C)
42 d/yr
Rainy days (≥ 1 mm)
106 d/yr
Annual snowfall
0.2 cm
Average feels-like high
22.8 °C
Average feels-like low
11.4 °C
Average peak gust
34.8 km/h
Tropical nights (≥ 20 °C)
28 d/yr
Solar radiation
17.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.7 °C
since 1940
+0.1 °C per decade · r² = 0.18 · p = < 0.001
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
41.6 °C
11 November 1988
Coldest day
-6.7 °C
17 July 1975
Wettest day
150 mm
29 March 1947
Windiest day
45.5 km/h
7 August 1964
Strongest gust
88.6 km/h
1 November 2016
Hottest feels-like
44.6 °C
3 January 2017
Coldest feels-like
-10.6 °C
17 July 1975
Snowiest day
6.4 cm
9 August 1975
Sunniest day
13.8 h
16 December 2025
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 | 31.6 °C | +3.0 °C | 63 mm | -82 mm |
| Feb | 32.0 °C | +4.7 °C | 94 mm | -36 mm |
| Mar | 25.6 °C | +0.2 °C | 159 mm | +22 mm |
| Apr | 21.7 °C | -0.6 °C | 15 mm | -68 mm |
| May | 21.3 °C | +2.0 °C | 24 mm | -17 mm |
| Jun | 17.3 °C | +0.8 °C | 1 mm | -28 mm |
| Jul | 17.0 °C | +0.7 °C | 49 mm | +25 mm |
| Aug | 19.1 °C | +0.4 °C | 102 mm | +73 mm |
| Sep | 22.3 °C | +1.4 °C | 29 mm | -30 mm |
| Oct | 26.6 °C | +3.1 °C | 15 mm | -89 mm |
| Nov | 27.1 °C | +0.9 °C | 113 mm | -17 mm |
| Dec | 29.9 °C | +1.7 °C | 91 mm | -34 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 Colonia Caroya?
Colonia Caroya has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.2 °C and it receives 1,035 mm of precipitation per year.
What is the hottest day ever recorded in Colonia Caroya?
The hottest day measured in Colonia Caroya between 1940 and 2025 was 11 November 1988, reaching 41.6 °C.
What is the coldest day in Colonia Caroya?
The coldest day measured in Colonia Caroya between 1940 and 2025 was 17 July 1975, at -6.7 °C.
Does it snow in Colonia Caroya?
Almost never: Colonia Caroya sees virtually no snow, with about 4 frost days per year.
Has the climate of Colonia Caroya warmed?
Yes: Colonia Caroya warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Colonia Caroya?
The wettest day measured in Colonia Caroya between 1940 and 2025 was 29 March 1947, with 150 mm of rain in 24 hours.
What was the windiest day in Colonia Caroya?
The windiest day measured in Colonia Caroya between 1940 and 2025 was 7 August 1964, with winds reaching 45.5 km/h.
What is the warmest month in Colonia Caroya?
The warmest month in Colonia Caroya is January (23.4 °C on average); the coldest is July (10.4 °C).
How much does it rain in Colonia Caroya?
Colonia Caroya receives on average 1,035 mm of precipitation per year, spread over about 106 rainy days.
Is it sunny in Colonia Caroya?
Colonia Caroya gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
What is the biggest single-day snowfall in Colonia Caroya?
The heaviest 24-hour snowfall measured in Colonia Caroya between 1940 and 2025 was 9 August 1975, with 6.4 cm.
Are there tropical nights in Colonia Caroya?
Yes: Colonia Caroya has on average 28 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Colonia Caroya?
In Colonia Caroya, between 1940 and 2025, the highest apparent temperature reached 44.6 °C on 3 January 2017, and the lowest was -10.6 °C on 17 July 1975.
Compare Colonia Caroya with another city
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Nearby cities
The climate around Colonia Caroya