Concepción climate — normals and trends

Q: What is the climate of Concepción?

Concepción has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 23.8 °C and it receives 1,633 mm of precipitation per year.

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

The hottest day measured in Concepción between 1940 and 2025 was 16 October 2023, reaching 43.0 °C.

Q: What is the coldest day in Concepción?

The coldest day measured in Concepción between 1940 and 2025 was 31 July 1993, at 0.6 °C.

Q: Does it snow in Concepción?

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

Q: Has the climate of Concepción warmed?

Yes: Concepción warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Concepción?

The wettest day measured in Concepción between 1940 and 2025 was 13 December 1984, with 278 mm of rain in 24 hours.

Q: What was the windiest day in Concepción?

The windiest day measured in Concepción between 1940 and 2025 was 5 July 1984, with winds reaching 48.5 km/h.

Q: What is the warmest month in Concepción?

The warmest month in Concepción is January (27.8 °C on average); the coldest is July (19.0 °C).

Q: How much does it rain in Concepción?

Concepción receives on average 1,633 mm of precipitation per year, spread over about 133 rainy days.

Q: Is it sunny in Concepción?

Concepción gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.

Concepción (Paraguay) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 23.8 °C and it receives 1,633 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 (27.8 °C on average) and the coldest is July (19.0 °C). Rainfall peaks in October.

Concepción averages 0 frost days, 176 hot days (≥ 30 °C) and 133 rainy days per year.

Concepción has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.

The hottest day of the period reached 43.0 °C (on 16 October 2023) and the coldest 0.6 °C (on 31 July 1993).

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

ConcepciónConcepción

coords: -23.40°, -57.43°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthJanuaryColdest monthJulyWettest monthOctoberDriest monthJuly

Mean daily temperature

23.8°C

Average daily high

28.9°C

Average daily low

19.5°C

Annual rainfall

1,633mm

Sunshine / day

9.5h

Mean relative humidity

73%

Average peak wind

16.6km/h

Seasonal range

8.8°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

176 d/yr

Rainy days (≥ 1 mm)

133 d/yr

Annual snowfall

0.0 cm

Average feels-like high

31.6 °C

Average feels-like low

20.5 °C

Average peak gust

33.9 km/h

Tropical nights (≥ 20 °C)

201 d/yr

Solar radiation

17.7 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.1 °C

since 1940

+0.1 °C per decade · r² = 0.22 · 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

43.0 °C

16 October 2023

Coldest day

0.6 °C

31 July 1993

Wettest day

278 mm

13 December 1984

Windiest day

48.5 km/h

5 July 1984

Strongest gust

91.4 km/h

10 September 2005

Hottest feels-like

47.3 °C

12 December 1963

Coldest feels-like

-3.0 °C

18 July 2017

Sunniest day

13.4 h

31 December 2024

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	40.0 °C18 January 2025	2.1 °C24 June 2025	24.2 °C	1,364 mm	200
2024	41.5 °C7 October 2024	3.5 °C10 August 2024	25.8 °C	828 mm	265
2023	43.0 °C16 October 2023	8.5 °C14 June 2023	25.4 °C	1,216 mm	230
2022	41.0 °C18 January 2022	3.5 °C12 June 2022	24.0 °C	1,229 mm	202
2021	42.2 °C20 September 2021	1.7 °C29 June 2021	24.4 °C	1,026 mm	233
2020	41.5 °C1 October 2020	2.9 °C22 August 2020	24.8 °C	1,021 mm	243
2019	41.3 °C30 October 2019	2.7 °C7 July 2019	24.7 °C	1,904 mm	206
2018	37.4 °C23 September 2018	4.9 °C11 July 2018	23.8 °C	1,458 mm	205
2017	39.2 °C18 October 2017	0.8 °C18 July 2017	24.7 °C	1,485 mm	216
2016	38.3 °C18 September 2016	4.0 °C7 September 2016	23.3 °C	1,510 mm	181
2015	38.3 °C10 January 2015	7.5 °C13 September 2015	24.8 °C	2,123 mm	195
2014	40.3 °C15 October 2014	5.4 °C25 July 2014	24.6 °C	1,738 mm	198
2013	40.0 °C8 March 2013	1.4 °C27 August 2013	24.0 °C	1,300 mm	196
2012	39.5 °C17 September 2012	2.8 °C8 June 2012	24.6 °C	1,276 mm	209
2011	39.4 °C23 December 2011	3.4 °C27 June 2011	23.9 °C	1,433 mm	199
2010	39.4 °C7 December 2010	3.4 °C5 August 2010	23.9 °C	1,173 mm	203
2009	38.9 °C25 November 2009	3.6 °C25 July 2009	24.1 °C	1,469 mm	218
2008	39.1 °C8 December 2008	4.3 °C17 June 2008	23.7 °C	1,593 mm	202
2007	39.1 °C14 September 2007	3.2 °C26 July 2007	24.1 °C	1,283 mm	221
2006	37.7 °C13 September 2006	4.6 °C6 September 2006	24.6 °C	1,405 mm	222
2005	38.7 °C21 February 2005	4.8 °C25 July 2005	23.9 °C	1,262 mm	207
2004	39.2 °C29 January 2004	4.0 °C13 June 2004	23.6 °C	1,334 mm	195
2003	39.5 °C11 November 2003	5.2 °C12 July 2003	24.2 °C	1,410 mm	215
2002	41.4 °C7 October 2002	3.5 °C2 September 2002	25.0 °C	1,221 mm	226
2001	38.2 °C26 October 2001	1.5 °C28 July 2001	24.3 °C	1,340 mm	211
2000	39.0 °C11 January 2000	0.6 °C13 July 2000	23.7 °C	1,810 mm	196
1999	40.7 °C15 October 1999	2.5 °C16 August 1999	23.8 °C	1,275 mm	209
1998	38.1 °C26 January 1998	5.3 °C10 July 1998	23.4 °C	1,851 mm	163
1997	38.1 °C12 October 1997	4.8 °C8 June 1997	24.2 °C	2,017 mm	200
1996	36.5 °C18 October 1996	2.5 °C30 June 1996	23.3 °C	1,982 mm	173
1995	38.6 °C4 October 1995	5.1 °C26 June 1995	23.7 °C	1,388 mm	193
1994	38.2 °C13 September 1994	1.6 °C9 July 1994	24.3 °C	1,789 mm	205
1993	37.2 °C14 March 1993	0.6 °C31 July 1993	23.3 °C	1,701 mm	184
1992	37.8 °C7 February 1992	1.4 °C19 July 1992	22.9 °C	2,166 mm	143
1991	38.2 °C20 January 1991	2.8 °C2 August 1991	23.8 °C	1,593 mm	181
1990	38.7 °C12 March 1990	3.8 °C29 July 1990	23.3 °C	2,016 mm	166
1989	36.2 °C25 October 1989	2.7 °C6 July 1989	22.9 °C	1,787 mm	150
1988	38.7 °C11 November 1988	3.0 °C12 July 1988	23.3 °C	1,422 mm	171
1987	38.1 °C11 October 1987	4.8 °C17 June 1987	23.5 °C	1,793 mm	177
1986	37.7 °C8 January 1986	5.5 °C1 June 1986	24.0 °C	1,816 mm	179
1985	39.8 °C19 November 1985	4.6 °C12 July 1985	23.8 °C	1,309 mm	170
1984	36.6 °C2 October 1984	2.8 °C26 August 1984	23.7 °C	1,892 mm	180
1983	36.8 °C15 December 1983	6.2 °C7 June 1983	22.7 °C	2,272 mm	150
1982	36.7 °C16 January 1982	8.0 °C29 June 1982	23.6 °C	1,956 mm	153
1981	36.3 °C19 September 1981	2.3 °C20 July 1981	23.3 °C	1,505 mm	177
1980	36.4 °C26 October 1980	3.6 °C27 June 1980	23.2 °C	2,111 mm	171
1979	36.9 °C6 February 1979	3.1 °C21 July 1979	23.2 °C	1,959 mm	163
1978	38.7 °C22 March 1978	4.0 °C14 August 1978	24.1 °C	1,228 mm	200
1977	37.3 °C11 March 1977	5.3 °C18 May 1977	24.1 °C	1,450 mm	174
1976	36.8 °C14 January 1976	4.3 °C10 July 1976	22.4 °C	1,598 mm	150
1975	37.3 °C13 February 1975	0.8 °C19 July 1975	23.1 °C	1,292 mm	155
1974	36.9 °C15 September 1974	5.3 °C19 August 1974	22.7 °C	1,801 mm	150
1973	37.8 °C13 January 1973	7.0 °C17 July 1973	23.5 °C	1,789 mm	181
1972	39.5 °C26 October 1972	3.2 °C31 August 1972	23.9 °C	1,441 mm	198
1971	37.6 °C6 February 1971	4.7 °C13 June 1971	22.6 °C	1,933 mm	145
1970	38.7 °C7 January 1970	3.4 °C2 July 1970	23.7 °C	1,652 mm	192
1969	37.8 °C14 September 1969	4.8 °C2 August 1969	23.7 °C	1,686 mm	185
1968	39.2 °C25 November 1968	3.9 °C17 May 1968	23.6 °C	1,658 mm	177
1967	39.1 °C17 October 1967	5.5 °C14 June 1967	24.1 °C	1,702 mm	198
1966	38.6 °C2 October 1966	2.9 °C6 August 1966	23.7 °C	1,259 mm	176
1965	35.8 °C24 September 1965	2.3 °C21 August 1965	22.7 °C	1,795 mm	128
1964	39.9 °C15 September 1964	4.3 °C30 June 1964	23.3 °C	1,202 mm	170
1963	41.6 °C31 October 1963	4.5 °C18 June 1963	24.5 °C	1,346 mm	204
1962	37.8 °C17 September 1962	2.4 °C17 July 1962	22.3 °C	1,278 mm	155
1961	41.1 °C25 September 1961	2.0 °C17 June 1961	24.4 °C	1,403 mm	195
1960	36.9 °C11 December 1960	3.0 °C21 May 1960	23.0 °C	1,211 mm	179
1959	36.8 °C2 October 1959	6.2 °C11 June 1959	23.6 °C	1,838 mm	173
1958	38.1 °C12 February 1958	5.9 °C29 May 1958	23.4 °C	1,541 mm	143
1957	36.4 °C16 October 1957	4.9 °C21 July 1957	23.2 °C	1,828 mm	142
1956	34.3 °C30 September 1956	5.0 °C20 September 1956	22.5 °C	1,512 mm	106
1955	35.9 °C22 September 1955	1.2 °C31 July 1955	22.8 °C	1,925 mm	124
1954	35.8 °C16 September 1954	7.1 °C6 August 1954	23.2 °C	1,725 mm	128
1953	35.7 °C6 January 1953	7.0 °C31 July 1953	24.1 °C	1,831 mm	130
1952	37.5 °C24 December 1952	6.6 °C19 June 1952	23.3 °C	1,552 mm	132
1951	37.4 °C25 September 1951	8.2 °C28 June 1951	23.6 °C	1,849 mm	123
1950	36.4 °C2 September 1950	7.1 °C4 August 1950	23.1 °C	2,205 mm	97
1949	35.4 °C2 January 1949	5.9 °C15 May 1949	22.9 °C	2,354 mm	115
1948	37.7 °C22 September 1948	8.2 °C22 May 1948	23.6 °C	2,429 mm	132
1947	34.6 °C29 November 1947	6.2 °C10 July 1947	22.9 °C	2,412 mm	83
1946	34.6 °C3 January 1946	4.9 °C18 July 1946	22.9 °C	2,990 mm	91
1945	37.4 °C10 January 1945	4.2 °C11 July 1945	23.7 °C	1,880 mm	120
1944	38.5 °C3 September 1944	6.3 °C27 June 1944	25.5 °C	1,036 mm	230
1943	40.5 °C16 January 1943	6.4 °C24 August 1943	24.8 °C	665 mm	211
1942	42.1 °C25 November 1942	4.0 °C19 June 1942	23.9 °C	1,344 mm	190
1941	34.4 °C26 October 1941	7.0 °C27 June 1941	23.3 °C	2,207 mm	123
1940	33.6 °C2 September 1940	8.0 °C28 August 1940	23.0 °C	2,768 mm	98

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

30.0 °C

+1.1 °C

Hot days (≥ 30 °C)

200 d/yr

+24

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1364 mm

-269 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	36.7 °C	+4.1 °C	28 mm	-139 mm
Feb	36.1 °C	+4.1 °C	46 mm	-104 mm
Mar	32.9 °C	+1.6 °C	138 mm	-4 mm
Apr	27.0 °C	-1.8 °C	278 mm	+144 mm
May	28.1 °C	+2.6 °C	82 mm	-51 mm
Jun	22.4 °C	-1.7 °C	88 mm	-10 mm
Jul	25.9 °C	+1.4 °C	30 mm	-41 mm
Aug	26.7 °C	+0.1 °C	101 mm	+25 mm
Sep	30.7 °C	+2.3 °C	77 mm	-42 mm
Oct	30.3 °C	+0.4 °C	99 mm	-85 mm
Nov	31.6 °C	+0.6 °C	198 mm	+21 mm
Dec	32.2 °C	+0.1 °C	201 mm	+17 mm

The year's extremes

Hottest day

40.0 °C

18 Jan 2025

Coldest day

2.1 °C

24 Jun 2025

Wettest day

88.0 mm

27 Apr 2025

Windiest day

37.3 km/h

19 Aug 2025

Strongest gust

71.3 km/h

9 May 2025

Hottest feels-like

45.8 °C

18 Jan 2025

Coldest feels-like

-0.4 °C

24 Jun 2025

Sunniest day

13.4 h

5 Jan 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 Concepción?

Concepción has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 23.8 °C and it receives 1,633 mm of precipitation per year.

What is the hottest day ever recorded in Concepción?

The hottest day measured in Concepción between 1940 and 2025 was 16 October 2023, reaching 43.0 °C.

What is the coldest day in Concepción?

The coldest day measured in Concepción between 1940 and 2025 was 31 July 1993, at 0.6 °C.

Does it snow in Concepción?

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

Has the climate of Concepción warmed?

Yes: Concepción warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Concepción?

The wettest day measured in Concepción between 1940 and 2025 was 13 December 1984, with 278 mm of rain in 24 hours.

What was the windiest day in Concepción?

The windiest day measured in Concepción between 1940 and 2025 was 5 July 1984, with winds reaching 48.5 km/h.

What is the warmest month in Concepción?

The warmest month in Concepción is January (27.8 °C on average); the coldest is July (19.0 °C).

How much does it rain in Concepción?

Concepción receives on average 1,633 mm of precipitation per year, spread over about 133 rainy days.

Is it sunny in Concepción?

Concepción gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.

Are there tropical nights in Concepción?

Yes: Concepción has on average 201 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Concepción?

In Concepción, between 1940 and 2025, the highest apparent temperature reached 47.3 °C on 12 December 1963, and the lowest was -3.0 °C on 18 July 2017.

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