San Luis del Palmar climate — normals and trends

Q: What is the climate of San Luis del Palmar?

San Luis del Palmar has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.4 °C and it receives 1,465 mm of precipitation per year.

Q: What is the hottest day ever recorded in San Luis del Palmar?

The hottest day measured in San Luis del Palmar between 1940 and 2025 was 30 September 2020, reaching 42.9 °C.

Q: What is the coldest day in San Luis del Palmar?

The coldest day measured in San Luis del Palmar between 1940 and 2025 was 27 August 2013, at -1.4 °C.

Q: Does it snow in San Luis del Palmar?

Almost never: San Luis del Palmar sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of San Luis del Palmar warmed?

Yes: San Luis del Palmar warmed by +0.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in San Luis del Palmar?

The wettest day measured in San Luis del Palmar between 1940 and 2025 was 28 October 1979, with 132 mm of rain in 24 hours.

Q: What was the windiest day in San Luis del Palmar?

The windiest day measured in San Luis del Palmar between 1940 and 2025 was 17 October 1982, with winds reaching 51.4 km/h.

Q: What is the warmest month in San Luis del Palmar?

The warmest month in San Luis del Palmar is January (27.1 °C on average); the coldest is July (15.6 °C).

Q: How much does it rain in San Luis del Palmar?

San Luis del Palmar receives on average 1,465 mm of precipitation per year, spread over about 112 rainy days.

Q: Is it sunny in San Luis del Palmar?

San Luis del Palmar gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.

San Luis del Palmar (Argentina) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 21.4 °C and it receives 1,465 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 (27.1 °C on average) and the coldest is July (15.6 °C). Rainfall peaks in October.

San Luis del Palmar averages 0 frost days, 112 hot days (≥ 30 °C) and 112 rainy days per year.

San Luis del Palmar has warmed by +0.5 °C between 1940 and 2025, or +0.06 °C per decade. This trend is statistically significant.

The hottest day of the period reached 42.9 °C (on 30 September 2020) and the coldest -1.4 °C (on 27 August 2013).

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

San Luis del PalmarCorrientes

coords: -27.51°, -58.56°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthOctoberDriest monthJuly

Mean daily temperature

21.4°C

Average daily high

26.5°C

Average daily low

17.0°C

Annual rainfall

1,465mm

Sunshine / day

9.3h

Mean relative humidity

73%

Average peak wind

18.8km/h

Seasonal range

11.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

112 d/yr

Rainy days (≥ 1 mm)

112 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.0 °C

Average feels-like low

17.0 °C

Average peak gust

34.3 km/h

Tropical nights (≥ 20 °C)

126 d/yr

Solar radiation

17.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.5 °C

since 1940

+0.1 °C per decade · r² = 0.07 · p = 0.013

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

42.9 °C

30 September 2020

Coldest day

-1.4 °C

27 August 2013

Wettest day

132 mm

28 October 1979

Windiest day

51.4 km/h

17 October 1982

Strongest gust

99.7 km/h

29 April 1992

Hottest feels-like

46.3 °C

26 January 1979

Coldest feels-like

-5.3 °C

27 August 2013

Sunniest day

13.7 h

27 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	41.9 °C3 March 2025	0.6 °C1 July 2025	21.8 °C	1,453 mm	125	0
2024	39.6 °C3 February 2024	-0.3 °C10 July 2024	22.2 °C	1,296 mm	149	1
2023	41.0 °C16 October 2023	3.3 °C19 July 2023	22.9 °C	1,207 mm	148	0
2022	41.9 °C16 January 2022	1.6 °C19 August 2022	21.8 °C	873 mm	141	0
2021	39.3 °C30 December 2021	0.7 °C29 July 2021	21.7 °C	979 mm	145	0
2020	42.9 °C30 September 2020	0.5 °C21 August 2020	22.4 °C	788 mm	180	0
2019	39.4 °C30 October 2019	0.9 °C6 July 2019	21.9 °C	1,196 mm	113	0
2018	37.7 °C11 December 2018	2.3 °C16 June 2018	21.8 °C	1,207 mm	140	0
2017	39.9 °C16 December 2017	1.4 °C19 July 2017	22.2 °C	1,641 mm	136	0
2016	37.0 °C17 January 2016	2.0 °C12 June 2016	21.1 °C	1,649 mm	117	0
2015	36.4 °C12 January 2015	3.7 °C19 June 2015	22.1 °C	1,901 mm	120	0
2014	38.9 °C8 February 2014	2.5 °C25 July 2014	22.1 °C	1,842 mm	115	0
2013	38.7 °C25 December 2013	-1.4 °C27 August 2013	21.2 °C	1,347 mm	112	1
2012	39.0 °C22 November 2012	0.0 °C8 June 2012	22.5 °C	1,038 mm	152	0
2011	40.2 °C21 December 2011	1.6 °C27 June 2011	21.3 °C	1,455 mm	108	0
2010	38.7 °C3 February 2010	1.3 °C5 August 2010	21.0 °C	1,291 mm	120	0
2009	40.1 °C2 November 2009	0.2 °C24 July 2009	21.5 °C	1,311 mm	146	0
2008	38.9 °C8 December 2008	0.9 °C30 May 2008	21.4 °C	1,090 mm	122	0
2007	37.7 °C23 December 2007	1.2 °C12 July 2007	21.1 °C	1,367 mm	132	0
2006	39.8 °C15 January 2006	2.0 °C31 July 2006	22.2 °C	1,291 mm	140	0
2005	37.6 °C7 March 2005	3.0 °C19 July 2005	21.6 °C	1,181 mm	138	0
2004	39.2 °C31 January 2004	2.2 °C8 August 2004	21.3 °C	1,196 mm	128	0
2003	38.2 °C23 September 2003	2.7 °C12 July 2003	21.5 °C	1,383 mm	117	0
2002	36.9 °C10 January 2002	2.1 °C2 September 2002	21.6 °C	2,111 mm	124	0
2001	37.0 °C5 March 2001	0.1 °C28 July 2001	21.8 °C	1,510 mm	128	0
2000	37.9 °C8 January 2000	0.5 °C20 July 2000	20.8 °C	1,884 mm	107	0
1999	37.7 °C30 November 1999	0.8 °C15 August 1999	21.0 °C	1,470 mm	124	0
1998	37.8 °C21 January 1998	4.1 °C21 September 1998	20.9 °C	2,308 mm	76	0
1997	36.7 °C7 September 1997	3.7 °C30 June 1997	22.1 °C	1,530 mm	137	0
1996	38.4 °C10 January 1996	0.6 °C29 June 1996	20.9 °C	2,069 mm	101	0
1995	40.4 °C17 December 1995	1.5 °C21 July 1995	21.5 °C	1,164 mm	130	0
1994	38.4 °C20 January 1994	-0.1 °C10 July 1994	21.8 °C	1,757 mm	117	1
1993	36.6 °C3 December 1993	1.4 °C31 July 1993	21.1 °C	1,675 mm	120	0
1992	38.5 °C8 February 1992	1.7 °C23 July 1992	20.8 °C	1,351 mm	96	0
1991	38.0 °C20 January 1991	-1.2 °C2 August 1991	21.4 °C	1,533 mm	112	1
1990	37.4 °C12 March 1990	1.6 °C28 July 1990	21.0 °C	1,726 mm	101	0
1989	37.9 °C19 February 1989	0.6 °C3 July 1989	21.1 °C	1,360 mm	110	0
1988	38.2 °C11 November 1988	1.0 °C12 July 1988	20.8 °C	1,171 mm	131	0
1987	37.6 °C1 December 1987	2.5 °C16 June 1987	21.0 °C	1,615 mm	113	0
1986	39.3 °C29 January 1986	4.4 °C5 September 1986	22.1 °C	2,026 mm	118	0
1985	40.3 °C15 November 1985	2.7 °C12 July 1985	21.9 °C	1,415 mm	128	0
1984	40.1 °C9 January 1984	1.8 °C25 August 1984	21.2 °C	1,656 mm	111	0
1983	37.9 °C30 December 1983	3.7 °C9 September 1983	21.1 °C	1,269 mm	122	0
1982	37.9 °C16 January 1982	3.4 °C29 June 1982	21.6 °C	1,692 mm	111	0
1981	36.0 °C24 October 1981	1.7 °C19 July 1981	21.4 °C	1,364 mm	113	0
1980	36.1 °C22 January 1980	0.1 °C31 July 1980	21.3 °C	1,490 mm	124	0
1979	38.0 °C16 January 1979	2.0 °C15 June 1979	20.9 °C	1,466 mm	94	0
1978	37.7 °C30 January 1978	2.7 °C14 August 1978	21.4 °C	1,273 mm	125	0
1977	37.2 °C7 March 1977	3.7 °C23 June 1977	21.8 °C	1,404 mm	121	0
1976	38.4 °C14 December 1976	0.3 °C10 July 1976	20.7 °C	1,131 mm	110	0
1975	37.9 °C14 February 1975	1.7 °C18 July 1975	20.8 °C	1,517 mm	88	0
1974	38.1 °C24 November 1974	2.5 °C19 August 1974	20.9 °C	1,139 mm	111	0
1973	36.4 °C12 December 1973	3.6 °C18 July 1973	20.8 °C	2,217 mm	101	0
1972	38.0 °C6 March 1972	2.2 °C8 July 1972	21.1 °C	1,979 mm	96	0
1971	39.5 °C29 December 1971	2.7 °C23 June 1971	20.7 °C	1,239 mm	109	0
1970	39.4 °C8 December 1970	0.7 °C2 July 1970	21.5 °C	1,685 mm	129	0
1969	37.4 °C7 February 1969	1.3 °C19 June 1969	21.1 °C	1,801 mm	107	0
1968	39.9 °C12 December 1968	3.9 °C17 May 1968	21.4 °C	1,431 mm	125	0
1967	38.2 °C29 December 1967	1.2 °C14 June 1967	21.4 °C	1,856 mm	110	0
1966	36.8 °C13 December 1966	1.7 °C5 August 1966	20.8 °C	1,564 mm	87	0
1965	37.2 °C1 February 1965	0.9 °C11 July 1965	21.0 °C	1,346 mm	94	0
1964	38.8 °C26 January 1964	2.2 °C9 July 1964	20.5 °C	911 mm	113	0
1963	40.1 °C3 January 1963	1.7 °C21 June 1963	21.8 °C	1,286 mm	125	0
1962	38.5 °C28 November 1962	1.8 °C30 May 1962	20.2 °C	1,180 mm	114	0
1961	38.5 °C21 January 1961	0.8 °C15 June 1961	21.8 °C	1,632 mm	114	0
1960	37.5 °C24 December 1960	0.8 °C9 July 1960	21.1 °C	975 mm	125	0
1959	35.5 °C25 January 1959	5.1 °C12 June 1959	21.1 °C	2,259 mm	89	0
1958	39.7 °C13 February 1958	3.2 °C10 August 1958	21.2 °C	1,718 mm	98	0
1957	35.6 °C24 December 1957	2.3 °C2 August 1957	21.1 °C	1,528 mm	100	0
1956	33.6 °C28 December 1956	3.2 °C20 September 1956	20.2 °C	1,760 mm	52	0
1955	37.7 °C10 February 1955	1.9 °C30 July 1955	20.8 °C	1,541 mm	86	0
1954	35.4 °C1 December 1954	6.1 °C22 July 1954	21.0 °C	1,561 mm	73	0
1953	39.5 °C5 January 1953	3.8 °C20 July 1953	21.9 °C	1,471 mm	80	0
1952	37.3 °C27 December 1952	4.5 °C18 June 1952	21.5 °C	1,242 mm	91	0
1951	33.3 °C24 September 1951	5.9 °C29 June 1951	21.4 °C	1,774 mm	52	0
1950	36.9 °C12 December 1950	3.8 °C11 July 1950	21.2 °C	1,185 mm	81	0
1949	36.3 °C20 December 1949	4.4 °C17 July 1949	21.1 °C	1,385 mm	89	0
1948	34.1 °C23 September 1948	5.5 °C9 August 1948	21.2 °C	1,902 mm	58	0
1947	34.0 °C29 November 1947	3.4 °C11 July 1947	21.3 °C	1,378 mm	73	0
1946	35.8 °C2 January 1946	3.7 °C21 July 1946	21.0 °C	1,766 mm	64	0
1945	39.4 °C15 January 1945	2.3 °C24 June 1945	22.4 °C	1,161 mm	120	0
1944	38.0 °C7 February 1944	2.8 °C27 June 1944	22.8 °C	1,246 mm	116	0
1943	40.4 °C17 January 1943	5.3 °C23 August 1943	22.9 °C	814 mm	137	0
1942	40.0 °C25 November 1942	2.1 °C19 June 1942	21.7 °C	936 mm	133	0
1941	35.7 °C15 February 1941	3.8 °C27 June 1941	21.4 °C	1,724 mm	80	0
1940	33.9 °C28 November 1940	5.6 °C9 August 1940	21.1 °C	1,447 mm	88	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

27.3 °C

+0.8 °C

Hot days (≥ 30 °C)

125 d/yr

+13

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1453 mm

-12 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	34.3 °C	+2.2 °C	25 mm	-115 mm
Feb	37.2 °C	+5.9 °C	39 mm	-91 mm
Mar	33.1 °C	+3.4 °C	98 mm	-42 mm
Apr	25.8 °C	-0.4 °C	60 mm	-95 mm
May	24.5 °C	+1.7 °C	217 mm	+111 mm
Jun	17.8 °C	-2.7 °C	167 mm	+83 mm
Jul	22.1 °C	+1.4 °C	44 mm	-20 mm
Aug	22.7 °C	+0.1 °C	71 mm	-4 mm
Sep	24.4 °C	0.0 °C	229 mm	+111 mm
Oct	26.5 °C	-0.3 °C	209 mm	+38 mm
Nov	28.7 °C	-0.3 °C	84 mm	-66 mm
Dec	30.7 °C	-0.6 °C	212 mm	+77 mm

The year's extremes

Hottest day

41.9 °C

3 Mar 2025

Coldest day

0.6 °C

1 Jul 2025

Wettest day

74.9 mm

16 Oct 2025

Windiest day

39.7 km/h

27 May 2025

Strongest gust

67.7 km/h

7 Nov 2025

Hottest feels-like

44.9 °C

9 Feb 2025

Coldest feels-like

-3.0 °C

2 Jul 2025

Sunniest day

13.7 h

27 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 San Luis del Palmar?

San Luis del Palmar has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.4 °C and it receives 1,465 mm of precipitation per year.

What is the hottest day ever recorded in San Luis del Palmar?

The hottest day measured in San Luis del Palmar between 1940 and 2025 was 30 September 2020, reaching 42.9 °C.

What is the coldest day in San Luis del Palmar?

The coldest day measured in San Luis del Palmar between 1940 and 2025 was 27 August 2013, at -1.4 °C.

Does it snow in San Luis del Palmar?

Almost never: San Luis del Palmar sees virtually no snow, with about 0 frost days per year.

Has the climate of San Luis del Palmar warmed?

Yes: San Luis del Palmar warmed by +0.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in San Luis del Palmar?

The wettest day measured in San Luis del Palmar between 1940 and 2025 was 28 October 1979, with 132 mm of rain in 24 hours.

What was the windiest day in San Luis del Palmar?

The windiest day measured in San Luis del Palmar between 1940 and 2025 was 17 October 1982, with winds reaching 51.4 km/h.

What is the warmest month in San Luis del Palmar?

The warmest month in San Luis del Palmar is January (27.1 °C on average); the coldest is July (15.6 °C).

How much does it rain in San Luis del Palmar?

San Luis del Palmar receives on average 1,465 mm of precipitation per year, spread over about 112 rainy days.

Is it sunny in San Luis del Palmar?

San Luis del Palmar gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.

Are there tropical nights in San Luis del Palmar?

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

What was the most extreme apparent temperature in San Luis del Palmar?

In San Luis del Palmar, between 1940 and 2025, the highest apparent temperature reached 46.3 °C on 26 January 1979, and the lowest was -5.3 °C on 27 August 2013.

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