Catamarca climate — normals and trends
Catamarca (Argentina) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 15.2 °C and it receives 1,030 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 (20.6 °C on average) and the coldest is July (8.7 °C). Rainfall peaks in January.
Catamarca averages 14 frost days, 14 hot days (≥ 30 °C) and 133 rainy days per year.
Catamarca has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The number of frost days there went from about 8 to 20 per year over the period.
The hottest day of the period reached 37.3 °C (on 7 November 2023) and the coldest -13.6 °C (on 19 July 2010).
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
CatamarcaCatamarca
- coords
- -28.47°, -65.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.2°C
Average daily high
21.1°C
Average daily low
10.3°C
Annual rainfall
1,030mm
Sunshine / day
10.3h
Mean relative humidity
72%
Average peak wind
10.5km/h
Seasonal range
11.9°C
Frost days (< 0 °C)
14 d/yr
Hot days (≥ 30 °C)
14 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
4.3 cm
Average feels-like high
21.3 °C
Average feels-like low
9.1 °C
Average peak gust
37.9 km/h
Tropical nights (≥ 20 °C)
4 d/yr
Solar radiation
17.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.47 · 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
37.3 °C
7 November 2023
Coldest day
-13.6 °C
19 July 2010
Wettest day
144 mm
13 January 1984
Windiest day
25.1 km/h
30 August 1993
Strongest gust
88.2 km/h
29 September 2005
Hottest feels-like
40.4 °C
26 December 1997
Coldest feels-like
-17.8 °C
19 July 2010
Snowiest day
6.8 cm
16 July 2010
Sunniest day
13.6 h
13 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 | 27.3 °C | +1.8 °C | 112 mm | -70 mm |
| Feb | 30.4 °C | +6.0 °C | 57 mm | -85 mm |
| Mar | 23.8 °C | +0.8 °C | 69 mm | -63 mm |
| Apr | 20.4 °C | -0.1 °C | 13 mm | -60 mm |
| May | 20.1 °C | +2.1 °C | 23 mm | -16 mm |
| Jun | 15.7 °C | -0.3 °C | 9 mm | -14 mm |
| Jul | 17.1 °C | +1.1 °C | 17 mm | -3 mm |
| Aug | 17.9 °C | -0.3 °C | 42 mm | +19 mm |
| Sep | 22.3 °C | +2.2 °C | 19 mm | -26 mm |
| Oct | 23.4 °C | +1.2 °C | 55 mm | -31 mm |
| Nov | 25.8 °C | +2.0 °C | 33 mm | -90 mm |
| Dec | 26.4 °C | +1.1 °C | 158 mm | +14 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 Catamarca?
Catamarca has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 15.2 °C and it receives 1,030 mm of precipitation per year.
What is the hottest day ever recorded in Catamarca?
The hottest day measured in Catamarca between 1940 and 2025 was 7 November 2023, reaching 37.3 °C.
What is the coldest day in Catamarca?
The coldest day measured in Catamarca between 1940 and 2025 was 19 July 2010, at -13.6 °C.
Does it snow in Catamarca?
Yes. Catamarca gets on average 4.3 cm of snow per year and has around 14 frost days.
Has the climate of Catamarca warmed?
Yes: Catamarca warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Catamarca?
The wettest day measured in Catamarca between 1940 and 2025 was 13 January 1984, with 144 mm of rain in 24 hours.
What was the windiest day in Catamarca?
The windiest day measured in Catamarca between 1940 and 2025 was 30 August 1993, with winds reaching 25.1 km/h.
What is the warmest month in Catamarca?
The warmest month in Catamarca is January (20.6 °C on average); the coldest is July (8.7 °C).
How much does it rain in Catamarca?
Catamarca receives on average 1,030 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Catamarca?
Catamarca gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
What is the biggest single-day snowfall in Catamarca?
The heaviest 24-hour snowfall measured in Catamarca between 1940 and 2025 was 16 July 2010, with 6.8 cm.
Are there tropical nights in Catamarca?
Yes: Catamarca has on average 4 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Catamarca?
In Catamarca, between 1940 and 2025, the highest apparent temperature reached 40.4 °C on 26 December 1997, and the lowest was -17.8 °C on 19 July 2010.
Compare Catamarca with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Catamarca