Itauguá climate — normals and trends

Q: What is the climate of Itauguá?

Itauguá has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 22.2 °C and it receives 1,666 mm of precipitation per year.

Q: What is the hottest day ever recorded in Itauguá?

The hottest day measured in Itauguá between 1940 and 2025 was 1 October 2020, reaching 41.0 °C.

Q: What is the coldest day in Itauguá?

The coldest day measured in Itauguá between 1940 and 2025 was 27 June 2011, at -1.2 °C.

Q: Does it snow in Itauguá?

Almost never: Itauguá sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Itauguá warmed?

Yes: Itauguá warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Itauguá?

The wettest day measured in Itauguá between 1940 and 2025 was 16 March 1959, with 134 mm of rain in 24 hours.

Q: What was the windiest day in Itauguá?

The windiest day measured in Itauguá between 1940 and 2025 was 5 October 1942, with winds reaching 48.3 km/h.

Q: What is the warmest month in Itauguá?

The warmest month in Itauguá is January (26.9 °C on average); the coldest is July (17.1 °C).

Q: How much does it rain in Itauguá?

Itauguá receives on average 1,666 mm of precipitation per year, spread over about 130 rainy days.

Q: Is it sunny in Itauguá?

Itauguá gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.

Itauguá (Paraguay) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 22.2 °C and it receives 1,666 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 (26.9 °C on average) and the coldest is July (17.1 °C). Rainfall peaks in October.

Itauguá averages 0 frost days, 125 hot days (≥ 30 °C) and 130 rainy days per year.

Itauguá has warmed by +0.9 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.

The hottest day of the period reached 41.0 °C (on 1 October 2020) and the coldest -1.2 °C (on 27 June 2011).

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

ItauguáCentral Department

coords: -25.39°, -57.35°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthOctoberDriest monthJuly

Mean daily temperature

22.2°C

Average daily high

27.2°C

Average daily low

17.9°C

Annual rainfall

1,666mm

Sunshine / day

9.3h

Mean relative humidity

75%

Average peak wind

17.0km/h

Seasonal range

9.8°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

125 d/yr

Rainy days (≥ 1 mm)

130 d/yr

Annual snowfall

0.0 cm

Average feels-like high

29.5 °C

Average feels-like low

18.4 °C

Average peak gust

34.4 km/h

Tropical nights (≥ 20 °C)

151 d/yr

Solar radiation

17.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.9 °C

since 1940

+0.1 °C per decade · r² = 0.20 · p = < 0.001

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

41.0 °C

1 October 2020

Coldest day

-1.2 °C

27 June 2011

Wettest day

134 mm

16 March 1959

Windiest day

48.3 km/h

5 October 1942

Strongest gust

92.5 km/h

22 November 1951

Hottest feels-like

45.5 °C

24 January 2022

Coldest feels-like

-5.3 °C

2 August 1991

Sunniest day

13.6 h

21 December 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	38.9 °C18 January 2025	1.7 °C24 June 2025	22.4 °C	1,458 mm	137	0
2024	39.2 °C14 March 2024	2.4 °C10 July 2024	23.5 °C	1,258 mm	203	0
2023	40.2 °C16 October 2023	5.1 °C19 July 2023	23.5 °C	1,612 mm	165	0
2022	40.5 °C24 January 2022	1.9 °C12 June 2022	22.2 °C	1,289 mm	143	0
2021	38.1 °C7 September 2021	0.6 °C30 June 2021	22.4 °C	1,202 mm	160	0
2020	41.0 °C1 October 2020	1.9 °C21 August 2020	23.2 °C	1,024 mm	201	0
2019	39.8 °C30 October 2019	2.1 °C6 July 2019	23.1 °C	1,219 mm	144	0
2018	36.3 °C23 September 2018	2.3 °C17 June 2018	22.3 °C	1,383 mm	144	0
2017	37.5 °C18 October 2017	-0.5 °C18 July 2017	23.0 °C	1,732 mm	154	1
2016	36.5 °C17 October 2016	0.9 °C12 June 2016	21.9 °C	1,544 mm	140	0
2015	38.2 °C21 September 2015	6.1 °C5 July 2015	23.2 °C	2,059 mm	148	0
2014	38.9 °C16 October 2014	4.7 °C25 July 2014	23.2 °C	1,839 mm	150	0
2013	37.9 °C24 January 2013	0.1 °C27 August 2013	22.0 °C	1,447 mm	132	0
2012	37.8 °C8 February 2012	0.4 °C8 June 2012	23.1 °C	1,156 mm	164	0
2011	38.2 °C22 December 2011	-1.2 °C27 June 2011	22.3 °C	1,268 mm	144	1
2010	38.5 °C5 February 2010	1.0 °C5 August 2010	21.8 °C	1,591 mm	133	0
2009	37.3 °C19 November 2009	1.0 °C25 July 2009	22.3 °C	1,426 mm	166	0
2008	38.1 °C8 December 2008	1.8 °C30 May 2008	22.3 °C	1,230 mm	148	0
2007	37.1 °C5 September 2007	2.5 °C26 July 2007	22.2 °C	1,383 mm	173	0
2006	38.2 °C15 January 2006	3.1 °C31 July 2006	23.1 °C	1,383 mm	166	0
2005	38.1 °C21 February 2005	2.7 °C19 July 2005	22.3 °C	1,430 mm	149	0
2004	38.1 °C2 March 2004	2.6 °C11 July 2004	22.0 °C	1,320 mm	143	0
2003	38.6 °C23 September 2003	2.6 °C12 July 2003	22.4 °C	1,534 mm	147	0
2002	38.2 °C7 October 2002	3.4 °C2 September 2002	22.8 °C	1,824 mm	162	0
2001	36.1 °C28 January 2001	-0.2 °C28 July 2001	22.6 °C	1,768 mm	148	1
2000	37.7 °C21 January 2000	-0.8 °C17 July 2000	22.2 °C	1,497 mm	149	2
1999	38.8 °C15 October 1999	0.6 °C15 August 1999	22.2 °C	1,625 mm	161	0
1998	37.7 °C26 January 1998	5.1 °C10 July 1998	21.9 °C	2,477 mm	109	0
1997	36.2 °C8 January 1997	4.8 °C1 July 1997	22.9 °C	2,087 mm	161	0
1996	37.4 °C11 January 1996	0.6 °C29 June 1996	21.7 °C	2,328 mm	109	0
1995	37.4 °C17 December 1995	3.4 °C26 June 1995	22.2 °C	1,500 mm	139	0
1994	37.5 °C15 January 1994	0.6 °C9 July 1994	22.8 °C	1,761 mm	151	0
1993	37.1 °C14 March 1993	0.6 °C31 July 1993	22.0 °C	1,658 mm	161	0
1992	37.8 °C8 February 1992	2.4 °C23 July 1992	21.5 °C	1,882 mm	105	0
1991	38.3 °C21 January 1991	0.3 °C2 August 1991	22.4 °C	1,636 mm	128	0
1990	39.5 °C14 March 1990	1.9 °C22 July 1990	21.9 °C	2,086 mm	130	0
1989	36.0 °C5 December 1989	0.9 °C6 July 1989	21.5 °C	1,850 mm	106	0
1988	37.5 °C11 November 1988	0.1 °C24 July 1988	21.8 °C	1,388 mm	150	0
1987	39.4 °C11 October 1987	1.9 °C17 June 1987	21.8 °C	1,950 mm	122	0
1986	37.7 °C12 January 1986	2.1 °C5 September 1986	22.6 °C	2,236 mm	133	0
1985	39.5 °C17 November 1985	2.9 °C12 July 1985	22.5 °C	1,620 mm	139	0
1984	36.8 °C25 February 1984	2.7 °C27 August 1984	22.1 °C	1,704 mm	139	0
1983	35.6 °C9 December 1983	3.6 °C5 June 1983	21.4 °C	2,086 mm	122	0
1982	36.6 °C16 January 1982	4.2 °C29 June 1982	22.2 °C	1,772 mm	113	0
1981	35.9 °C24 October 1981	-0.8 °C19 June 1981	22.1 °C	1,455 mm	131	1
1980	36.4 °C22 January 1980	1.9 °C3 July 1980	21.9 °C	1,937 mm	123	0
1979	38.4 °C27 January 1979	2.0 °C21 July 1979	21.8 °C	1,870 mm	113	0
1978	38.2 °C29 January 1978	3.3 °C14 August 1978	22.4 °C	1,120 mm	149	0
1977	37.1 °C12 March 1977	3.8 °C17 July 1977	22.8 °C	1,406 mm	138	0
1976	35.5 °C7 March 1976	1.7 °C10 July 1976	21.1 °C	1,141 mm	119	0
1975	37.1 °C13 February 1975	-1.1 °C18 July 1975	21.5 °C	1,626 mm	99	1
1974	35.5 °C18 November 1974	2.8 °C19 August 1974	21.3 °C	1,545 mm	116	0
1973	36.9 °C13 January 1973	5.3 °C28 June 1973	21.8 °C	1,862 mm	118	0
1972	37.3 °C11 January 1972	1.8 °C8 July 1972	22.4 °C	1,629 mm	132	0
1971	37.4 °C8 February 1971	1.9 °C12 June 1971	21.2 °C	1,849 mm	109	0
1970	38.6 °C8 December 1970	1.8 °C2 July 1970	22.2 °C	1,791 mm	149	0
1969	37.0 °C11 February 1969	2.7 °C2 August 1969	22.1 °C	1,597 mm	137	0
1968	37.9 °C14 December 1968	3.6 °C17 May 1968	21.9 °C	1,634 mm	128	0
1967	35.8 °C25 December 1967	1.5 °C14 June 1967	22.1 °C	2,044 mm	135	0
1966	36.4 °C13 December 1966	2.6 °C5 August 1966	21.9 °C	1,466 mm	110	0
1965	37.1 °C23 January 1965	1.2 °C11 July 1965	21.4 °C	1,929 mm	99	0
1964	36.8 °C6 January 1964	2.0 °C30 June 1964	21.4 °C	1,087 mm	127	0
1963	38.6 °C3 January 1963	1.2 °C6 August 1963	22.5 °C	1,584 mm	140	0
1962	38.5 °C24 December 1962	-0.3 °C17 July 1962	20.7 °C	1,277 mm	114	1
1961	38.0 °C21 January 1961	0.7 °C16 June 1961	22.6 °C	1,750 mm	143	0
1960	37.0 °C24 December 1960	1.1 °C9 July 1960	21.5 °C	1,338 mm	131	0
1959	34.9 °C8 September 1959	6.2 °C8 August 1959	22.0 °C	2,104 mm	108	0
1958	38.2 °C5 February 1958	4.2 °C10 August 1958	22.0 °C	1,801 mm	111	0
1957	35.6 °C18 October 1957	3.1 °C20 July 1957	21.9 °C	1,498 mm	93	0
1956	33.2 °C28 December 1956	3.3 °C20 September 1956	20.9 °C	1,785 mm	49	0
1955	34.6 °C18 February 1955	0.7 °C31 July 1955	21.4 °C	1,440 mm	83	0
1954	34.8 °C1 December 1954	7.0 °C6 August 1954	21.7 °C	1,969 mm	79	0
1953	35.9 °C6 January 1953	5.3 °C20 July 1953	22.5 °C	2,208 mm	78	0
1952	37.0 °C11 December 1952	4.8 °C19 June 1952	22.0 °C	1,413 mm	85	0
1951	33.9 °C25 September 1951	4.6 °C29 June 1951	22.0 °C	2,267 mm	56	0
1950	34.7 °C2 September 1950	4.7 °C11 July 1950	21.6 °C	1,805 mm	50	0
1949	35.4 °C14 November 1949	4.1 °C15 May 1949	21.5 °C	2,130 mm	72	0
1948	33.6 °C23 September 1948	5.5 °C8 August 1948	21.8 °C	2,631 mm	48	0
1947	32.3 °C10 January 1947	4.6 °C11 July 1947	21.5 °C	2,098 mm	45	0
1946	34.3 °C2 January 1946	3.6 °C18 July 1946	21.5 °C	2,497 mm	38	0
1945	37.0 °C10 January 1945	1.5 °C11 July 1945	22.4 °C	1,541 mm	83	0
1944	36.9 °C10 January 1944	2.7 °C27 June 1944	23.6 °C	1,254 mm	127	0
1943	39.4 °C16 January 1943	4.7 °C24 August 1943	23.0 °C	701 mm	141	0
1942	40.6 °C25 November 1942	1.7 °C19 June 1942	22.3 °C	1,270 mm	150	0
1941	33.2 °C11 December 1941	4.8 °C16 September 1941	21.9 °C	2,153 mm	77	0
1940	32.2 °C25 December 1940	6.0 °C28 August 1940	21.6 °C	2,218 mm	59	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

28.0 °C

+0.8 °C

Hot days (≥ 30 °C)

137 d/yr

+12

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1458 mm

-208 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	34.8 °C	+3.0 °C	27 mm	-128 mm
Feb	35.3 °C	+4.2 °C	83 mm	-66 mm
Mar	31.8 °C	+1.8 °C	109 mm	-24 mm
Apr	26.1 °C	-1.0 °C	141 mm	-3 mm
May	25.9 °C	+2.1 °C	141 mm	+10 mm
Jun	19.7 °C	-2.3 °C	198 mm	+81 mm
Jul	23.7 °C	+1.4 °C	59 mm	-22 mm
Aug	24.4 °C	+0.2 °C	86 mm	-4 mm
Sep	27.1 °C	+1.3 °C	131 mm	-8 mm
Oct	27.4 °C	-0.4 °C	102 mm	-93 mm
Nov	29.6 °C	+0.2 °C	165 mm	-6 mm
Dec	30.7 °C	-0.3 °C	216 mm	+54 mm

The year's extremes

Hottest day

38.9 °C

18 Jan 2025

Coldest day

1.7 °C

24 Jun 2025

Wettest day

70.8 mm

1 Nov 2025

Windiest day

36.9 km/h

22 Sep 2025

Strongest gust

81.0 km/h

7 Nov 2025

Hottest feels-like

44.8 °C

18 Jan 2025

Coldest feels-like

-1.7 °C

1 Jul 2025

Sunniest day

13.6 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 Itauguá?

Itauguá has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 22.2 °C and it receives 1,666 mm of precipitation per year.

What is the hottest day ever recorded in Itauguá?

The hottest day measured in Itauguá between 1940 and 2025 was 1 October 2020, reaching 41.0 °C.

What is the coldest day in Itauguá?

The coldest day measured in Itauguá between 1940 and 2025 was 27 June 2011, at -1.2 °C.

Does it snow in Itauguá?

Almost never: Itauguá sees virtually no snow, with about 0 frost days per year.

Has the climate of Itauguá warmed?

Yes: Itauguá warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Itauguá?

The wettest day measured in Itauguá between 1940 and 2025 was 16 March 1959, with 134 mm of rain in 24 hours.

What was the windiest day in Itauguá?

The windiest day measured in Itauguá between 1940 and 2025 was 5 October 1942, with winds reaching 48.3 km/h.

What is the warmest month in Itauguá?

The warmest month in Itauguá is January (26.9 °C on average); the coldest is July (17.1 °C).

How much does it rain in Itauguá?

Itauguá receives on average 1,666 mm of precipitation per year, spread over about 130 rainy days.

Is it sunny in Itauguá?

Itauguá gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.

Are there tropical nights in Itauguá?

Yes: Itauguá has on average 151 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Itauguá?

In Itauguá, between 1940 and 2025, the highest apparent temperature reached 45.5 °C on 24 January 2022, and the lowest was -5.3 °C on 2 August 1991.

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