Paraná climate — normals and trends

Q: What is the climate of Paraná?

Paraná has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.7 °C and it receives 1,025 mm of precipitation per year.

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

The hottest day measured in Paraná between 1940 and 2025 was 11 December 1968, reaching 40.7 °C.

Q: What is the coldest day in Paraná?

The coldest day measured in Paraná between 1940 and 2025 was 2 July 1980, at -2.8 °C.

Q: Does it snow in Paraná?

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

Q: Has the climate of Paraná warmed?

Between 1940 and 2025, no statistically significant temperature trend emerges in Paraná.

Q: What is the wettest day in Paraná?

The wettest day measured in Paraná between 1940 and 2025 was 11 February 1981, with 160 mm of rain in 24 hours.

Q: What was the windiest day in Paraná?

The windiest day measured in Paraná between 1940 and 2025 was 17 October 1982, with winds reaching 48.3 km/h.

Q: What is the warmest month in Paraná?

The warmest month in Paraná is January (25.5 °C on average); the coldest is July (11.9 °C).

Q: How much does it rain in Paraná?

Paraná receives on average 1,025 mm of precipitation per year, spread over about 86 rainy days.

Q: Is it sunny in Paraná?

Paraná gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Paraná (Argentina) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 18.7 °C and it receives 1,025 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 (25.5 °C on average) and the coldest is July (11.9 °C). Rainfall peaks in March.

Paraná averages 1 frost days, 68 hot days (≥ 30 °C) and 86 rainy days per year.

No statistically significant temperature trend emerges for Paraná between 1940 and 2025: over this span, year-to-year swings outweigh the climate signal.

The hottest day of the period reached 40.7 °C (on 11 December 1968) and the coldest -2.8 °C (on 2 July 1980).

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

ParanáEntre Rios

coords: -31.73°, -60.53°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthMarchDriest monthJune

Mean daily temperature

18.7°C

Average daily high

23.8°C

Average daily low

14.1°C

Annual rainfall

1,025mm

Sunshine / day

9.6h

Mean relative humidity

72%

Average peak wind

16.7km/h

Seasonal range

13.6°C

Frost days (< 0 °C)

1 d/yr

Hot days (≥ 30 °C)

68 d/yr

Rainy days (≥ 1 mm)

86 d/yr

Annual snowfall

0.0 cm

Average feels-like high

24.4 °C

Average feels-like low

13.1 °C

Average peak gust

33.1 km/h

Tropical nights (≥ 20 °C)

60 d/yr

Solar radiation

17.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

No clear trend over this period

Over a short window, year-to-year swings outweigh the climate signal. Try 86 years.

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

40.7 °C

11 December 1968

Coldest day

-2.8 °C

2 July 1980

Wettest day

160 mm

11 February 1981

Windiest day

48.3 km/h

17 October 1982

Strongest gust

101.5 km/h

17 October 1982

Hottest feels-like

45.2 °C

4 January 1989

Coldest feels-like

-6.7 °C

11 July 1988

Sunniest day

14.0 h

12 December 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	40.0 °C10 February 2025	-1.8 °C1 July 2025	19.1 °C	949 mm	94	4
2024	38.3 °C30 September 2024	-2.3 °C10 July 2024	19.1 °C	835 mm	82	7
2023	38.6 °C19 January 2023	0.4 °C14 June 2023	19.7 °C	937 mm	91	0
2022	40.5 °C13 January 2022	-0.7 °C11 June 2022	18.5 °C	554 mm	78	2
2021	38.0 °C29 December 2021	-0.7 °C19 July 2021	18.9 °C	657 mm	86	1
2020	37.9 °C24 November 2020	-0.4 °C14 July 2020	18.8 °C	636 mm	83	1
2019	37.2 °C2 January 2019	-1.7 °C6 July 2019	18.7 °C	1,174 mm	58	2
2018	36.8 °C7 February 2018	-0.5 °C15 June 2018	19.0 °C	887 mm	86	1
2017	36.7 °C15 November 2017	-0.3 °C18 July 2017	19.2 °C	1,001 mm	64	1
2016	37.2 °C20 January 2016	1.3 °C12 June 2016	18.3 °C	1,292 mm	72	0
2015	35.3 °C27 January 2015	-0.2 °C21 July 2015	19.3 °C	1,038 mm	63	1
2014	38.4 °C23 January 2014	-0.1 °C27 August 2014	19.0 °C	1,203 mm	63	1
2013	39.1 °C30 December 2013	-2.3 °C27 August 2013	18.7 °C	926 mm	74	2
2012	39.0 °C9 January 2012	-2.3 °C7 June 2012	19.1 °C	1,492 mm	80	3
2011	38.2 °C16 January 2011	-0.6 °C27 June 2011	18.4 °C	780 mm	72	2
2010	35.7 °C7 November 2010	-0.7 °C16 July 2010	18.3 °C	922 mm	75	1
2009	38.5 °C17 January 2009	-1.2 °C24 July 2009	18.7 °C	1,086 mm	72	3
2008	38.0 °C20 December 2008	-0.2 °C30 May 2008	19.3 °C	376 mm	94	2
2007	35.5 °C25 February 2007	-1.6 °C11 July 2007	17.8 °C	1,274 mm	61	3
2006	39.5 °C9 January 2006	0.1 °C21 August 2006	19.0 °C	1,111 mm	74	0
2005	37.5 °C14 January 2005	0.6 °C19 July 2005	18.3 °C	938 mm	69	0
2004	35.9 °C27 January 2004	-1.9 °C11 July 2004	18.5 °C	847 mm	65	1
2003	37.7 °C2 February 2003	0.2 °C11 July 2003	18.4 °C	1,335 mm	66	0
2002	36.8 °C27 February 2002	0.7 °C24 June 2002	18.6 °C	1,620 mm	57	0
2001	36.1 °C4 March 2001	0.2 °C28 July 2001	18.9 °C	1,373 mm	68	0
2000	36.1 °C6 January 2000	-1.3 °C13 July 2000	18.1 °C	1,401 mm	60	2
1999	37.5 °C26 December 1999	-2.1 °C15 August 1999	18.3 °C	993 mm	68	1
1998	35.9 °C27 December 1998	2.4 °C21 September 1998	18.0 °C	1,085 mm	34	0
1997	36.2 °C26 December 1997	-0.9 °C5 August 1997	19.2 °C	1,048 mm	73	1
1996	37.9 °C3 January 1996	-1.8 °C29 June 1996	18.5 °C	1,212 mm	60	1
1995	38.5 °C16 December 1995	0.0 °C29 June 1995	18.3 °C	676 mm	77	0
1994	36.9 °C20 January 1994	0.2 °C23 July 1994	18.8 °C	1,080 mm	64	0
1993	35.3 °C13 January 1993	-0.6 °C9 August 1993	17.9 °C	1,412 mm	57	2
1992	34.7 °C7 February 1992	-0.6 °C16 July 1992	17.8 °C	1,080 mm	55	2
1991	36.3 °C26 February 1991	-1.0 °C3 August 1991	18.3 °C	1,127 mm	52	3
1990	39.2 °C27 January 1990	-0.5 °C22 July 1990	18.2 °C	1,442 mm	38	2
1989	39.2 °C4 January 1989	0.0 °C5 July 1989	18.7 °C	879 mm	78	0
1988	37.9 °C4 January 1988	-2.8 °C11 July 1988	17.9 °C	822 mm	74	5
1987	36.7 °C28 January 1987	-1.2 °C14 June 1987	18.2 °C	999 mm	61	3
1986	38.4 °C25 January 1986	1.1 °C18 August 1986	18.9 °C	1,353 mm	60	0
1985	36.2 °C4 January 1985	0.1 °C11 July 1985	18.7 °C	1,164 mm	74	0
1984	35.9 °C5 January 1984	-0.6 °C27 June 1984	17.9 °C	1,375 mm	50	3
1983	38.6 °C27 December 1983	0.9 °C8 September 1983	18.2 °C	932 mm	66	0
1982	36.7 °C2 February 1982	1.0 °C29 June 1982	18.8 °C	811 mm	62	0
1981	35.4 °C29 December 1981	-0.7 °C18 June 1981	18.6 °C	1,159 mm	60	1
1980	39.0 °C22 January 1980	-2.8 °C2 July 1980	18.8 °C	1,025 mm	78	4
1979	36.8 °C26 January 1979	-0.6 °C14 June 1979	18.1 °C	791 mm	53	1
1978	34.9 °C26 February 1978	0.9 °C14 August 1978	18.1 °C	1,266 mm	51	0
1977	35.1 °C9 January 1977	1.4 °C1 September 1977	18.5 °C	1,109 mm	67	0
1976	35.4 °C17 January 1976	-2.6 °C10 July 1976	17.6 °C	1,032 mm	44	3
1975	38.5 °C14 February 1975	-1.3 °C26 July 1975	18.1 °C	879 mm	66	2
1974	35.7 °C4 February 1974	-0.4 °C13 June 1974	18.0 °C	821 mm	50	2
1973	36.8 °C12 January 1973	0.5 °C18 July 1973	17.7 °C	1,402 mm	44	0
1972	38.4 °C11 January 1972	-0.6 °C4 August 1972	18.3 °C	979 mm	64	1
1971	38.8 °C29 December 1971	-0.9 °C16 June 1971	18.1 °C	1,106 mm	73	1
1970	36.6 °C27 February 1970	0.8 °C29 June 1970	18.6 °C	1,111 mm	73	0
1969	36.5 °C17 December 1969	-0.8 °C18 June 1969	18.8 °C	1,070 mm	75	2
1968	40.7 °C11 December 1968	0.7 °C22 May 1968	18.3 °C	1,228 mm	64	0
1967	38.6 °C27 December 1967	-2.7 °C14 June 1967	18.5 °C	1,450 mm	68	3
1966	35.6 °C3 November 1966	-0.8 °C2 September 1966	18.2 °C	944 mm	55	1
1965	38.2 °C26 January 1965	-1.1 °C11 July 1965	18.5 °C	842 mm	82	3
1964	37.7 °C25 January 1964	-0.3 °C20 August 1964	17.7 °C	829 mm	55	1
1963	39.0 °C4 January 1963	0.0 °C5 August 1963	18.4 °C	1,317 mm	54	0
1962	38.6 °C29 December 1962	-1.5 °C25 July 1962	17.9 °C	614 mm	82	3
1961	37.8 °C20 January 1961	-0.5 °C13 June 1961	18.7 °C	720 mm	64	3
1960	36.3 °C23 February 1960	-1.9 °C8 July 1960	18.3 °C	887 mm	78	2
1959	36.6 °C4 February 1959	2.6 °C23 June 1959	18.1 °C	1,263 mm	49	0
1958	37.1 °C13 February 1958	2.0 °C29 August 1958	18.4 °C	995 mm	47	0
1957	38.8 °C3 January 1957	-0.4 °C14 July 1957	18.6 °C	1,169 mm	76	2
1956	36.9 °C21 December 1956	2.0 °C11 June 1956	19.0 °C	816 mm	73	0
1955	39.0 °C5 January 1955	0.3 °C30 July 1955	18.6 °C	864 mm	64	0
1954	36.8 °C27 December 1954	2.8 °C4 August 1954	18.6 °C	866 mm	63	0
1953	36.7 °C7 January 1953	3.4 °C19 July 1953	19.2 °C	1,071 mm	46	0
1952	38.8 °C27 December 1952	2.9 °C30 June 1952	19.1 °C	969 mm	80	0
1951	35.8 °C15 January 1951	1.9 °C5 August 1951	19.3 °C	1,336 mm	44	0
1950	37.9 °C29 January 1950	1.0 °C2 August 1950	19.3 °C	721 mm	88	0
1949	38.9 °C25 February 1949	1.3 °C10 August 1949	18.9 °C	969 mm	85	0
1948	36.2 °C11 December 1948	3.2 °C23 June 1948	19.3 °C	1,060 mm	71	0
1947	37.8 °C31 January 1947	2.5 °C13 July 1947	19.5 °C	824 mm	80	0
1946	39.9 °C18 January 1946	2.3 °C24 July 1946	19.2 °C	935 mm	75	0
1945	38.2 °C21 December 1945	-1.1 °C9 July 1945	19.7 °C	666 mm	109	2
1944	36.7 °C5 February 1944	0.3 °C26 June 1944	19.5 °C	1,236 mm	67	0
1943	40.0 °C4 January 1943	2.3 °C6 July 1943	20.5 °C	867 mm	102	0
1942	34.8 °C12 January 1942	0.1 °C5 July 1942	18.4 °C	931 mm	63	0
1941	36.7 °C15 February 1941	2.0 °C18 July 1941	18.8 °C	856 mm	60	0
1940	34.1 °C19 December 1940	2.7 °C1 July 1940	18.4 °C	1,051 mm	63	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

24.8 °C

+1.0 °C

Hot days (≥ 30 °C)

94 d/yr

+26

Frost days (< 0 °C)

4 d/yr

Annual rainfall

949 mm

-76 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	33.0 °C	+2.1 °C	32 mm	-76 mm
Feb	33.1 °C	+3.4 °C	63 mm	-47 mm
Mar	28.2 °C	+0.7 °C	125 mm	-1 mm
Apr	23.3 °C	-0.3 °C	42 mm	-58 mm
May	22.1 °C	+2.0 °C	95 mm	+26 mm
Jun	15.9 °C	-1.1 °C	18 mm	-24 mm
Jul	17.8 °C	+1.0 °C	63 mm	+17 mm
Aug	19.7 °C	+0.9 °C	150 mm	+102 mm
Sep	21.8 °C	+0.7 °C	62 mm	-12 mm
Oct	25.5 °C	+1.6 °C	73 mm	-33 mm
Nov	27.0 °C	0.0 °C	114 mm	+14 mm
Dec	30.4 °C	+0.8 °C	113 mm	+15 mm

The year's extremes

Hottest day

40.0 °C

10 Feb 2025

Coldest day

-1.8 °C

1 Jul 2025

Wettest day

79.5 mm

31 Aug 2025

Windiest day

40.9 km/h

20 Aug 2025

Strongest gust

63.4 km/h

27 Sep 2025

Hottest feels-like

44.1 °C

24 Feb 2025

Coldest feels-like

-5.0 °C

1 Jul 2025

Sunniest day

14.0 h

12 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 Paraná?

Paraná has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.7 °C and it receives 1,025 mm of precipitation per year.

What is the hottest day ever recorded in Paraná?

The hottest day measured in Paraná between 1940 and 2025 was 11 December 1968, reaching 40.7 °C.

What is the coldest day in Paraná?

The coldest day measured in Paraná between 1940 and 2025 was 2 July 1980, at -2.8 °C.

Does it snow in Paraná?

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

Has the climate of Paraná warmed?

Between 1940 and 2025, no statistically significant temperature trend emerges in Paraná.

What is the wettest day in Paraná?

The wettest day measured in Paraná between 1940 and 2025 was 11 February 1981, with 160 mm of rain in 24 hours.

What was the windiest day in Paraná?

The windiest day measured in Paraná between 1940 and 2025 was 17 October 1982, with winds reaching 48.3 km/h.

What is the warmest month in Paraná?

The warmest month in Paraná is January (25.5 °C on average); the coldest is July (11.9 °C).

How much does it rain in Paraná?

Paraná receives on average 1,025 mm of precipitation per year, spread over about 86 rainy days.

Is it sunny in Paraná?

Paraná gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Are there tropical nights in Paraná?

Yes: Paraná has on average 60 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Paraná?

In Paraná, between 1940 and 2025, the highest apparent temperature reached 45.2 °C on 4 January 1989, and the lowest was -6.7 °C on 11 July 1988.

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