Jacarezinho climate — normals and trends

Q: What is the climate of Jacarezinho?

Jacarezinho has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.5 °C and it receives 1,319 mm of precipitation per year.

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

The hottest day measured in Jacarezinho between 1940 and 2025 was 17 November 1985, reaching 40.4 °C.

Q: What is the coldest day in Jacarezinho?

The coldest day measured in Jacarezinho between 1940 and 2025 was 26 June 1994, at 0.2 °C.

Q: Does it snow in Jacarezinho?

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

Q: Has the climate of Jacarezinho warmed?

Yes: Jacarezinho warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Jacarezinho?

The wettest day measured in Jacarezinho between 1940 and 2025 was 17 March 1974, with 160 mm of rain in 24 hours.

Q: What was the windiest day in Jacarezinho?

The windiest day measured in Jacarezinho between 1940 and 2025 was 16 October 1950, with winds reaching 37.6 km/h.

Q: What is the warmest month in Jacarezinho?

The warmest month in Jacarezinho is January (24.2 °C on average); the coldest is July (17.5 °C).

Q: How much does it rain in Jacarezinho?

Jacarezinho receives on average 1,319 mm of precipitation per year, spread over about 140 rainy days.

Q: Is it sunny in Jacarezinho?

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

Jacarezinho (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 21.5 °C and it receives 1,319 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 (24.2 °C on average) and the coldest is July (17.5 °C). Rainfall peaks in January.

Jacarezinho averages 0 frost days, 77 hot days (≥ 30 °C) and 140 rainy days per year.

Jacarezinho has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.

The hottest day of the period reached 40.4 °C (on 17 November 1985) and the coldest 0.2 °C (on 26 June 1994).

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

JacarezinhoParaná

coords: -23.16°, -49.97°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

21.5°C

Average daily high

26.8°C

Average daily low

17.2°C

Annual rainfall

1,319mm

Sunshine / day

9.6h

Mean relative humidity

75%

Average peak wind

14.2km/h

Seasonal range

6.7°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

77 d/yr

Rainy days (≥ 1 mm)

140 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.9 °C

Average feels-like low

17.7 °C

Average peak gust

32.3 km/h

Tropical nights (≥ 20 °C)

97 d/yr

Solar radiation

17.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.59 · 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

40.4 °C

17 November 1985

Coldest day

0.2 °C

26 June 1994

Wettest day

160 mm

17 March 1974

Windiest day

37.6 km/h

16 October 1950

Strongest gust

90.0 km/h

16 October 1950

Hottest feels-like

43.4 °C

19 January 2015

Coldest feels-like

-4.3 °C

18 July 1975

Sunniest day

13.3 h

13 December 1948

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	36.6 °C9 March 2025	4.3 °C25 June 2025	22.2 °C	964 mm	132
2024	38.7 °C26 September 2024	6.0 °C29 May 2024	23.5 °C	1,038 mm	190
2023	39.2 °C24 September 2023	7.1 °C14 July 2023	22.5 °C	1,222 mm	131
2022	35.1 °C28 February 2022	5.9 °C18 May 2022	21.5 °C	1,246 mm	96
2021	37.0 °C21 September 2021	2.5 °C19 July 2021	22.1 °C	836 mm	134
2020	40.0 °C6 October 2020	6.0 °C2 July 2020	22.4 °C	1,013 mm	135
2019	38.6 °C27 October 2019	3.1 °C6 July 2019	23.4 °C	886 mm	165
2018	37.0 °C12 December 2018	7.0 °C11 August 2018	22.7 °C	937 mm	142
2017	36.4 °C12 October 2017	5.3 °C10 June 2017	22.5 °C	1,364 mm	124
2016	36.0 °C19 October 2016	4.9 °C12 June 2016	22.3 °C	1,413 mm	150
2015	38.1 °C20 January 2015	9.5 °C16 June 2015	22.9 °C	1,497 mm	126
2014	38.6 °C5 February 2014	7.9 °C1 July 2014	22.7 °C	1,068 mm	141
2013	35.2 °C4 December 2013	3.0 °C24 July 2013	21.7 °C	1,421 mm	103
2012	37.1 °C30 October 2012	7.4 °C19 July 2012	22.6 °C	1,260 mm	141
2011	37.4 °C30 September 2011	3.8 °C28 June 2011	21.7 °C	1,105 mm	107
2010	35.3 °C12 March 2010	6.7 °C7 June 2010	21.5 °C	1,369 mm	93
2009	36.4 °C6 March 2009	4.6 °C3 June 2009	21.9 °C	1,515 mm	97
2008	35.0 °C14 October 2008	5.6 °C17 June 2008	21.5 °C	1,098 mm	73
2007	36.1 °C29 October 2007	5.7 °C26 July 2007	22.4 °C	1,277 mm	124
2006	35.3 °C17 January 2006	6.0 °C6 September 2006	22.3 °C	919 mm	116
2005	36.0 °C11 March 2005	7.9 °C26 July 2005	22.1 °C	1,247 mm	102
2004	36.9 °C27 September 2004	6.5 °C14 June 2004	21.5 °C	1,173 mm	86
2003	35.1 °C12 November 2003	7.0 °C17 August 2003	21.7 °C	1,222 mm	100
2002	36.8 °C10 October 2002	5.0 °C3 September 2002	22.8 °C	1,007 mm	144
2001	34.6 °C7 November 2001	3.1 °C21 June 2001	21.9 °C	1,360 mm	107
2000	36.0 °C23 October 2000	1.4 °C17 July 2000	21.6 °C	1,337 mm	99
1999	35.4 °C1 October 1999	5.4 °C18 April 1999	21.3 °C	1,263 mm	97
1998	36.8 °C3 December 1998	9.0 °C17 May 1998	21.6 °C	1,740 mm	89
1997	35.5 °C9 November 1997	5.7 °C8 June 1997	21.6 °C	1,967 mm	88
1996	35.0 °C30 January 1996	6.4 °C29 June 1996	21.4 °C	1,393 mm	71
1995	35.9 °C11 September 1995	9.8 °C23 July 1995	21.8 °C	1,496 mm	102
1994	36.5 °C13 October 1994	0.2 °C26 June 1994	21.9 °C	1,268 mm	89
1993	34.9 °C2 January 1993	2.9 °C1 August 1993	21.3 °C	1,634 mm	79
1992	32.9 °C15 January 1992	4.9 °C20 July 1992	21.3 °C	1,521 mm	62
1991	33.9 °C15 October 1991	4.4 °C3 August 1991	21.5 °C	1,543 mm	72
1990	35.7 °C12 March 1990	3.6 °C29 July 1990	21.5 °C	1,470 mm	124
1989	33.9 °C25 October 1989	7.7 °C7 July 1989	20.8 °C	1,618 mm	49
1988	36.5 °C27 September 1988	2.5 °C5 June 1988	21.5 °C	1,152 mm	98
1987	33.8 °C20 November 1987	3.9 °C9 August 1987	21.5 °C	1,435 mm	103
1986	35.6 °C1 November 1986	8.0 °C2 June 1986	21.9 °C	1,285 mm	94
1985	40.4 °C17 November 1985	3.6 °C8 June 1985	21.9 °C	941 mm	113
1984	36.1 °C17 January 1984	5.1 °C26 August 1984	22.3 °C	1,074 mm	108
1983	32.6 °C30 August 1983	6.3 °C16 June 1983	21.4 °C	1,944 mm	51
1982	33.1 °C13 February 1982	8.4 °C31 July 1982	21.4 °C	1,576 mm	48
1981	35.2 °C28 September 1981	2.6 °C21 July 1981	21.4 °C	1,217 mm	76
1980	33.9 °C20 October 1980	5.1 °C28 June 1980	21.2 °C	1,536 mm	60
1979	35.7 °C7 February 1979	2.0 °C1 June 1979	21.0 °C	1,136 mm	68
1978	34.6 °C19 February 1978	2.8 °C15 August 1978	21.4 °C	1,048 mm	89
1977	35.4 °C11 March 1977	5.6 °C18 May 1977	22.1 °C	1,297 mm	97
1976	34.6 °C19 January 1976	7.1 °C4 July 1976	20.4 °C	1,868 mm	37
1975	34.9 °C9 September 1975	0.3 °C18 July 1975	21.4 °C	1,098 mm	80
1974	34.8 °C19 November 1974	6.9 °C17 August 1974	20.9 °C	1,806 mm	70
1973	34.7 °C22 February 1973	5.8 °C20 June 1973	21.3 °C	1,437 mm	80
1972	35.0 °C26 October 1972	2.1 °C9 July 1972	21.1 °C	1,586 mm	53
1971	35.5 °C26 January 1971	5.5 °C10 June 1971	21.0 °C	1,116 mm	59
1970	34.0 °C8 December 1970	7.1 °C3 July 1970	21.2 °C	1,233 mm	58
1969	34.9 °C8 February 1969	2.7 °C10 July 1969	21.6 °C	853 mm	109
1968	35.6 °C6 November 1968	4.6 °C18 May 1968	20.8 °C	910 mm	82
1967	34.7 °C5 October 1967	3.1 °C9 June 1967	21.5 °C	1,170 mm	71
1966	34.2 °C14 September 1966	1.9 °C6 August 1966	20.7 °C	1,192 mm	36
1965	32.9 °C3 September 1965	4.3 °C12 July 1965	20.3 °C	1,570 mm	16
1964	31.5 °C14 March 1964	5.3 °C28 July 1964	20.1 °C	1,346 mm	18
1963	37.7 °C17 October 1963	3.8 °C21 June 1963	21.7 °C	1,040 mm	80
1962	33.2 °C18 September 1962	4.2 °C18 July 1962	19.7 °C	1,173 mm	22
1961	37.5 °C28 September 1961	9.5 °C17 June 1961	21.8 °C	1,098 mm	74
1960	36.1 °C24 September 1960	5.7 °C9 July 1960	20.5 °C	1,253 mm	24
1959	34.8 °C3 October 1959	6.0 °C9 June 1959	21.7 °C	1,113 mm	58
1958	33.4 °C5 January 1958	8.5 °C16 September 1958	20.9 °C	1,383 mm	53
1957	34.4 °C19 October 1957	3.6 °C21 July 1957	20.5 °C	1,538 mm	19
1956	33.5 °C8 October 1956	6.9 °C19 May 1956	20.2 °C	1,160 mm	42
1955	35.7 °C1 October 1955	5.4 °C1 August 1955	20.7 °C	1,150 mm	43
1954	34.1 °C18 September 1954	6.7 °C22 June 1954	21.1 °C	1,096 mm	35
1953	32.5 °C20 August 1953	8.6 °C25 July 1953	21.1 °C	1,393 mm	14
1952	33.6 °C30 September 1952	6.6 °C17 July 1952	20.7 °C	1,265 mm	31
1951	34.0 °C25 September 1951	8.2 °C30 June 1951	20.9 °C	1,160 mm	36
1950	33.9 °C17 September 1950	7.0 °C12 July 1950	20.5 °C	1,550 mm	19
1949	30.8 °C18 March 1949	9.4 °C16 August 1949	20.3 °C	1,934 mm	3
1948	35.0 °C26 September 1948	7.2 °C15 June 1948	20.8 °C	1,367 mm	19
1947	32.4 °C20 January 1947	6.1 °C8 July 1947	20.1 °C	1,990 mm	9
1946	30.9 °C18 October 1946	6.0 °C18 July 1946	20.7 °C	2,112 mm	3
1945	31.5 °C27 September 1945	9.4 °C21 June 1945	20.6 °C	1,840 mm	3
1944	36.1 °C6 September 1944	10.0 °C15 July 1944	21.7 °C	1,163 mm	41
1943	34.2 °C18 January 1943	7.5 °C26 June 1943	20.6 °C	855 mm	48
1942	38.6 °C27 November 1942	4.8 °C18 June 1942	21.1 °C	830 mm	92
1941	31.3 °C9 January 1941	6.8 °C30 May 1941	20.6 °C	1,766 mm	5
1940	30.9 °C22 August 1940	7.3 °C17 August 1940	20.9 °C	1,623 mm	6

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

+1.2 °C

Hot days (≥ 30 °C)

132 d/yr

+55

Frost days (< 0 °C)

0 d/yr

Annual rainfall

964 mm

-355 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	30.7 °C	+1.8 °C	161 mm	-42 mm
Feb	31.7 °C	+2.9 °C	91 mm	-79 mm
Mar	31.6 °C	+3.0 °C	73 mm	-50 mm
Apr	27.0 °C	0.0 °C	105 mm	+39 mm
May	26.1 °C	+1.8 °C	24 mm	-53 mm
Jun	22.9 °C	-0.2 °C	82 mm	+16 mm
Jul	23.1 °C	-0.2 °C	3 mm	-48 mm
Aug	26.6 °C	+1.0 °C	3 mm	-41 mm
Sep	30.2 °C	+3.1 °C	23 mm	-59 mm
Oct	27.9 °C	+0.2 °C	95 mm	-31 mm
Nov	28.4 °C	+0.1 °C	109 mm	-21 mm
Dec	30.4 °C	+1.8 °C	195 mm	+15 mm

The year's extremes

Hottest day

36.6 °C

9 Mar 2025

Coldest day

4.3 °C

25 Jun 2025

Wettest day

74.1 mm

9 Dec 2025

Windiest day

32.5 km/h

10 Dec 2025

Strongest gust

84.2 km/h

22 Sep 2025

Hottest feels-like

40.4 °C

21 Feb 2025

Coldest feels-like

1.7 °C

25 Jun 2025

Sunniest day

13.2 h

11 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 Jacarezinho?

Jacarezinho has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.5 °C and it receives 1,319 mm of precipitation per year.

What is the hottest day ever recorded in Jacarezinho?

The hottest day measured in Jacarezinho between 1940 and 2025 was 17 November 1985, reaching 40.4 °C.

What is the coldest day in Jacarezinho?

The coldest day measured in Jacarezinho between 1940 and 2025 was 26 June 1994, at 0.2 °C.

Does it snow in Jacarezinho?

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

Has the climate of Jacarezinho warmed?

Yes: Jacarezinho warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Jacarezinho?

The wettest day measured in Jacarezinho between 1940 and 2025 was 17 March 1974, with 160 mm of rain in 24 hours.

What was the windiest day in Jacarezinho?

The windiest day measured in Jacarezinho between 1940 and 2025 was 16 October 1950, with winds reaching 37.6 km/h.

What is the warmest month in Jacarezinho?

The warmest month in Jacarezinho is January (24.2 °C on average); the coldest is July (17.5 °C).

How much does it rain in Jacarezinho?

Jacarezinho receives on average 1,319 mm of precipitation per year, spread over about 140 rainy days.

Is it sunny in Jacarezinho?

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

Are there tropical nights in Jacarezinho?

Yes: Jacarezinho has on average 97 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Jacarezinho?

In Jacarezinho, between 1940 and 2025, the highest apparent temperature reached 43.4 °C on 19 January 2015, and the lowest was -4.3 °C on 18 July 1975.

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