Las Brenas climate — normals and trends

Q: What is the climate of Las Brenas?

Las Brenas has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.7 °C and it receives 1,075 mm of precipitation per year.

Q: What is the hottest day ever recorded in Las Brenas?

The hottest day measured in Las Brenas between 1940 and 2025 was 16 October 2014, reaching 48.2 °C.

Q: What is the coldest day in Las Brenas?

The coldest day measured in Las Brenas between 1940 and 2025 was 29 July 2021, at -4.2 °C.

Q: Does it snow in Las Brenas?

Almost never: Las Brenas sees virtually no snow, with about 1 frost days per year.

Q: Has the climate of Las Brenas warmed?

Yes: Las Brenas warmed by +0.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Las Brenas?

The wettest day measured in Las Brenas between 1940 and 2025 was 10 February 2017, with 122 mm of rain in 24 hours.

Q: What was the windiest day in Las Brenas?

The windiest day measured in Las Brenas between 1940 and 2025 was 2 August 2024, with winds reaching 44.7 km/h.

Q: What is the warmest month in Las Brenas?

The warmest month in Las Brenas is January (27.5 °C on average); the coldest is July (15.4 °C).

Q: How much does it rain in Las Brenas?

Las Brenas receives on average 1,075 mm of precipitation per year, spread over about 104 rainy days.

Q: Is it sunny in Las Brenas?

Las Brenas gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.

Las Brenas (Argentina) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 21.7 °C and it receives 1,075 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 (27.5 °C on average) and the coldest is July (15.4 °C). Rainfall peaks in March.

Las Brenas averages 1 frost days, 132 hot days (≥ 30 °C) and 104 rainy days per year.

Las Brenas has warmed by +0.5 °C between 1940 and 2025, or +0.06 °C per decade. This trend is statistically significant.

The number of frost days there went from about 0 to 2 per year over the period.

The hottest day of the period reached 48.2 °C (on 16 October 2014) and the coldest -4.2 °C (on 29 July 2021).

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

Las BrenasChaco

coords: -27.09°, -61.08°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthMarchDriest monthJuly

Mean daily temperature

21.7°C

Average daily high

27.3°C

Average daily low

16.8°C

Annual rainfall

1,075mm

Sunshine / day

9.4h

Mean relative humidity

69%

Average peak wind

18.0km/h

Seasonal range

12.1°C

Frost days (< 0 °C)

1 d/yr

Hot days (≥ 30 °C)

132 d/yr

Rainy days (≥ 1 mm)

104 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.4 °C

Average feels-like low

16.6 °C

Average peak gust

34.3 km/h

Tropical nights (≥ 20 °C)

126 d/yr

Solar radiation

17.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.5 °C

since 1940

+0.1 °C per decade · r² = 0.06 · p = 0.026

19402025

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

48.2 °C

16 October 2014

Coldest day

-4.2 °C

29 July 2021

Wettest day

122 mm

10 February 2017

Windiest day

44.7 km/h

2 August 2024

Strongest gust

80.6 km/h

2 August 2024

Hottest feels-like

47.0 °C

8 December 2022

Coldest feels-like

-8.5 °C

29 July 2021

Snowiest day

0.1 cm

18 July 2010

Sunniest day

13.7 h

24 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	42.8 °C5 February 2025	-0.8 °C3 July 2025	22.3 °C	780 mm	151	2
2024	41.6 °C22 September 2024	-2.5 °C12 July 2024	22.7 °C	794 mm	190	4
2023	45.2 °C22 October 2023	-0.6 °C14 June 2023	23.2 °C	673 mm	181	1
2022	43.1 °C27 February 2022	-0.8 °C17 July 2022	21.9 °C	483 mm	167	1
2021	42.0 °C19 September 2021	-4.2 °C29 July 2021	21.9 °C	661 mm	163	5
2020	42.1 °C24 November 2020	-1.8 °C21 August 2020	22.3 °C	782 mm	190	3
2019	42.2 °C28 October 2019	0.6 °C6 July 2019	21.6 °C	1,043 mm	121	0
2018	43.0 °C23 September 2018	0.0 °C10 August 2018	21.7 °C	1,116 mm	151	0
2017	43.3 °C16 December 2017	-2.9 °C18 July 2017	22.1 °C	1,043 mm	146	2
2016	41.3 °C24 January 2016	0.5 °C12 June 2016	21.0 °C	1,300 mm	127	0
2015	39.1 °C17 December 2015	3.8 °C4 July 2015	22.7 °C	996 mm	156	0
2014	48.2 °C16 October 2014	-0.2 °C25 July 2014	22.3 °C	1,155 mm	137	1
2013	42.3 °C1 February 2013	-2.3 °C23 July 2013	22.3 °C	782 mm	165	1
2012	43.8 °C27 October 2012	-2.5 °C8 June 2012	22.9 °C	773 mm	174	3
2011	42.1 °C21 December 2011	-1.9 °C27 June 2011	21.5 °C	948 mm	132	1
2010	41.4 °C7 February 2010	-1.0 °C14 July 2010	20.9 °C	1,206 mm	135	1
2009	44.5 °C2 November 2009	-0.2 °C24 July 2009	22.6 °C	832 mm	191	1
2008	40.8 °C8 December 2008	-1.0 °C30 May 2008	22.1 °C	724 mm	167	1
2007	42.3 °C10 January 2007	-2.2 °C11 July 2007	21.2 °C	1,218 mm	144	2
2006	40.2 °C22 February 2006	1.7 °C31 July 2006	22.4 °C	911 mm	163	0
2005	41.6 °C13 October 2005	2.0 °C19 July 2005	21.7 °C	935 mm	146	0
2004	39.9 °C4 September 2004	-0.7 °C12 June 2004	21.5 °C	935 mm	153	1
2003	41.5 °C23 November 2003	1.7 °C25 August 2003	21.6 °C	1,322 mm	123	0
2002	40.5 °C6 October 2002	2.6 °C16 June 2002	21.6 °C	1,298 mm	142	0
2001	40.6 °C26 October 2001	0.3 °C20 June 2001	21.7 °C	1,034 mm	145	0
2000	41.4 °C20 September 2000	-1.9 °C13 July 2000	20.7 °C	1,442 mm	113	3
1999	41.8 °C12 October 1999	0.5 °C15 August 1999	21.3 °C	1,048 mm	153	0
1998	45.0 °C21 January 1998	2.8 °C25 June 1998	20.9 °C	1,377 mm	95	0
1997	41.8 °C26 December 1997	2.0 °C8 June 1997	22.7 °C	902 mm	165	0
1996	38.3 °C3 January 1996	-1.8 °C29 June 1996	21.0 °C	1,401 mm	117	1
1995	42.5 °C25 October 1995	0.3 °C21 July 1995	21.4 °C	1,043 mm	129	0
1994	41.8 °C20 September 1994	-1.9 °C10 July 1994	21.9 °C	1,240 mm	146	2
1993	40.0 °C6 September 1993	-2.2 °C14 July 1993	20.9 °C	1,114 mm	124	4
1992	36.1 °C15 October 1992	0.1 °C23 July 1992	20.4 °C	1,411 mm	99	0
1991	39.7 °C20 January 1991	-1.7 °C2 August 1991	21.3 °C	1,422 mm	124	1
1990	40.1 °C27 January 1990	-0.3 °C24 July 1990	21.3 °C	1,194 mm	121	1
1989	40.2 °C24 October 1989	-2.5 °C6 July 1989	21.6 °C	1,061 mm	140	3
1988	43.3 °C11 November 1988	-2.1 °C24 July 1988	21.2 °C	856 mm	148	4
1987	39.3 °C10 October 1987	-0.9 °C16 June 1987	20.7 °C	1,427 mm	121	1
1986	43.0 °C25 January 1986	3.7 °C22 July 1986	22.0 °C	1,601 mm	134	0
1985	39.4 °C20 January 1985	0.2 °C6 July 1985	21.6 °C	1,339 mm	130	0
1984	39.4 °C12 February 1984	0.3 °C27 June 1984	20.9 °C	1,316 mm	106	0
1983	40.7 °C8 October 1983	1.1 °C2 August 1983	20.9 °C	972 mm	132	0
1982	41.1 °C16 January 1982	1.7 °C29 June 1982	21.7 °C	1,252 mm	125	0
1981	38.0 °C30 December 1981	-0.6 °C19 July 1981	21.2 °C	1,172 mm	128	2
1980	40.4 °C20 October 1980	0.0 °C3 July 1980	21.8 °C	1,151 mm	151	0
1979	42.1 °C8 December 1979	-0.2 °C20 July 1979	21.6 °C	890 mm	123	1
1978	41.5 °C1 December 1978	0.9 °C14 August 1978	21.9 °C	983 mm	145	0
1977	41.3 °C31 October 1977	1.4 °C25 June 1977	22.2 °C	927 mm	143	0
1976	41.5 °C14 December 1976	-0.9 °C10 July 1976	21.1 °C	913 mm	137	1
1975	42.7 °C14 February 1975	-1.2 °C17 July 1975	21.3 °C	1,160 mm	113	2
1974	42.3 °C5 January 1974	2.2 °C22 June 1974	21.5 °C	857 mm	144	0
1973	41.8 °C23 February 1973	2.4 °C2 July 1973	21.1 °C	1,245 mm	115	0
1972	42.6 °C11 January 1972	0.2 °C8 July 1972	21.5 °C	1,204 mm	125	0
1971	42.9 °C19 December 1971	1.3 °C14 August 1971	21.7 °C	955 mm	148	0
1970	43.0 °C5 January 1970	0.9 °C8 July 1970	22.2 °C	1,233 mm	154	0
1969	41.6 °C7 February 1969	-0.4 °C18 June 1969	21.9 °C	1,343 mm	150	1
1968	44.7 °C11 December 1968	1.1 °C17 May 1968	21.9 °C	1,376 mm	134	0
1967	42.8 °C1 December 1967	1.7 °C14 June 1967	21.8 °C	1,341 mm	140	0
1966	42.5 °C6 November 1966	0.6 °C5 August 1966	21.7 °C	942 mm	126	0
1965	40.4 °C29 November 1965	-1.0 °C11 July 1965	21.7 °C	982 mm	134	1
1964	42.6 °C6 January 1964	-0.3 °C30 June 1964	21.6 °C	764 mm	147	1
1963	44.2 °C25 November 1963	2.0 °C5 August 1963	22.8 °C	854 mm	156	0
1962	43.4 °C28 November 1962	-0.5 °C17 July 1962	21.0 °C	629 mm	149	1
1961	40.0 °C5 October 1961	-0.9 °C16 June 1961	22.0 °C	1,008 mm	130	1
1960	40.0 °C9 December 1960	-0.5 °C8 July 1960	21.5 °C	869 mm	147	1
1959	36.0 °C28 February 1959	3.0 °C21 May 1959	20.8 °C	1,503 mm	95	0
1958	41.5 °C13 February 1958	1.3 °C10 August 1958	21.5 °C	1,276 mm	116	0
1957	40.2 °C6 October 1957	-1.8 °C20 July 1957	21.5 °C	945 mm	124	2
1956	36.0 °C28 December 1956	3.8 °C11 June 1956	20.1 °C	1,440 mm	55	0
1955	37.9 °C17 January 1955	-0.6 °C30 July 1955	20.5 °C	1,300 mm	87	2
1954	36.5 °C1 December 1954	3.8 °C6 August 1954	20.6 °C	1,283 mm	82	0
1953	40.8 °C5 January 1953	5.0 °C20 June 1953	22.0 °C	1,155 mm	92	0
1952	38.7 °C23 December 1952	3.3 °C15 June 1952	21.5 °C	925 mm	112	0
1951	36.4 °C24 September 1951	5.2 °C28 June 1951	21.6 °C	1,435 mm	58	0
1950	38.4 °C12 December 1950	2.4 °C4 August 1950	21.5 °C	926 mm	111	0
1949	38.4 °C14 November 1949	2.3 °C11 August 1949	21.2 °C	975 mm	104	0
1948	38.1 °C22 September 1948	4.9 °C30 July 1948	21.4 °C	1,227 mm	83	0
1947	34.9 °C22 February 1947	3.1 °C11 July 1947	21.1 °C	1,242 mm	76	0
1946	38.1 °C2 January 1946	2.9 °C20 July 1946	21.1 °C	1,448 mm	83	0
1945	40.4 °C15 January 1945	1.4 °C10 July 1945	22.7 °C	777 mm	141	0
1944	37.8 °C26 March 1944	1.5 °C7 July 1944	22.5 °C	1,086 mm	125	0
1943	42.3 °C1 January 1943	4.0 °C6 July 1943	23.2 °C	767 mm	157	0
1942	41.6 °C25 November 1942	0.9 °C19 June 1942	22.1 °C	564 mm	152	0
1941	36.4 °C10 December 1941	2.6 °C25 June 1941	21.0 °C	1,082 mm	89	0
1940	34.4 °C25 December 1940	6.0 °C2 August 1940	20.7 °C	1,139 mm	84	0

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?

Year

Across the whole year

Average daily high

28.6 °C

+1.3 °C

Hot days (≥ 30 °C)

151 d/yr

+19

Frost days (< 0 °C)

2 d/yr

Annual rainfall

780 mm

-295 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	35.8 °C	+2.7 °C	19 mm	-111 mm
Feb	38.8 °C	+6.9 °C	13 mm	-111 mm
Mar	32.8 °C	+2.9 °C	97 mm	-33 mm
Apr	25.4 °C	-0.8 °C	12 mm	-95 mm
May	24.4 °C	+1.1 °C	79 mm	+22 mm
Jun	18.3 °C	-2.5 °C	27 mm	-13 mm
Jul	23.7 °C	+2.3 °C	12 mm	-20 mm
Aug	24.7 °C	+0.8 °C	57 mm	+19 mm
Sep	26.7 °C	+0.7 °C	70 mm	+6 mm
Oct	29.0 °C	+0.7 °C	90 mm	-21 mm
Nov	31.1 °C	+0.8 °C	65 mm	-57 mm
Dec	32.6 °C	+0.2 °C	239 mm	+120 mm

The year's extremes

Hottest day

42.8 °C

5 Feb 2025

Coldest day

-0.8 °C

3 Jul 2025

Wettest day

117.3 mm

22 Dec 2025

Windiest day

37.8 km/h

1 Aug 2025

Strongest gust

74.5 km/h

1 Aug 2025

Hottest feels-like

45.7 °C

3 Feb 2025

Coldest feels-like

-4.7 °C

3 Jul 2025

Sunniest day

13.7 h

24 Dec 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Las Brenas?

Las Brenas has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.7 °C and it receives 1,075 mm of precipitation per year.

What is the hottest day ever recorded in Las Brenas?

The hottest day measured in Las Brenas between 1940 and 2025 was 16 October 2014, reaching 48.2 °C.

What is the coldest day in Las Brenas?

The coldest day measured in Las Brenas between 1940 and 2025 was 29 July 2021, at -4.2 °C.

Does it snow in Las Brenas?

Almost never: Las Brenas sees virtually no snow, with about 1 frost days per year.

Has the climate of Las Brenas warmed?

Yes: Las Brenas warmed by +0.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Las Brenas?

The wettest day measured in Las Brenas between 1940 and 2025 was 10 February 2017, with 122 mm of rain in 24 hours.

What was the windiest day in Las Brenas?

The windiest day measured in Las Brenas between 1940 and 2025 was 2 August 2024, with winds reaching 44.7 km/h.

What is the warmest month in Las Brenas?

The warmest month in Las Brenas is January (27.5 °C on average); the coldest is July (15.4 °C).

How much does it rain in Las Brenas?

Las Brenas receives on average 1,075 mm of precipitation per year, spread over about 104 rainy days.

Is it sunny in Las Brenas?

Las Brenas gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.

What is the biggest single-day snowfall in Las Brenas?

The heaviest 24-hour snowfall measured in Las Brenas between 1940 and 2025 was 18 July 2010, with 0.1 cm.

Are there tropical nights in Las Brenas?

Yes: Las Brenas has on average 126 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Las Brenas?

In Las Brenas, between 1940 and 2025, the highest apparent temperature reached 47.0 °C on 8 December 2022, and the lowest was -8.5 °C on 29 July 2021.

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