Porto Ferreira climate — normals and trends

Q: What is the climate of Porto Ferreira?

Porto Ferreira has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 21.7 °C and it receives 1,431 mm of precipitation per year.

Q: What is the hottest day ever recorded in Porto Ferreira?

The hottest day measured in Porto Ferreira between 1940 and 2025 was 13 November 2023, reaching 38.5 °C.

Q: What is the coldest day in Porto Ferreira?

The coldest day measured in Porto Ferreira between 1940 and 2025 was 21 July 1981, at 0.7 °C.

Q: Does it snow in Porto Ferreira?

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

Q: Has the climate of Porto Ferreira warmed?

Yes: Porto Ferreira warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Porto Ferreira?

The wettest day measured in Porto Ferreira between 1940 and 2025 was 24 December 1945, with 138 mm of rain in 24 hours.

Q: What was the windiest day in Porto Ferreira?

The windiest day measured in Porto Ferreira between 1940 and 2025 was 7 June 2011, with winds reaching 31.4 km/h.

Q: What is the warmest month in Porto Ferreira?

The warmest month in Porto Ferreira is February (23.8 °C on average); the coldest is July (18.2 °C).

Q: How much does it rain in Porto Ferreira?

Porto Ferreira receives on average 1,431 mm of precipitation per year, spread over about 153 rainy days.

Q: Is it sunny in Porto Ferreira?

Porto Ferreira gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Porto Ferreira (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 21.7 °C and it receives 1,431 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 February (23.8 °C on average) and the coldest is July (18.2 °C). Rainfall peaks in December.

Porto Ferreira averages 0 frost days, 78 hot days (≥ 30 °C) and 153 rainy days per year.

Porto Ferreira has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.

The hottest day of the period reached 38.5 °C (on 13 November 2023) and the coldest 0.7 °C (on 21 July 1981).

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

Porto FerreiraSão Paulo

coords: -21.85°, -47.48°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthFebruaryColdest monthJulyWettest monthDecemberDriest monthAugust

Mean daily temperature

21.7°C

Average daily high

27.3°C

Average daily low

17.0°C

Annual rainfall

1,431mm

Sunshine / day

10.1h

Mean relative humidity

72%

Average peak wind

13.0km/h

Seasonal range

5.6°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

78 d/yr

Rainy days (≥ 1 mm)

153 d/yr

Annual snowfall

0.0 cm

Average feels-like high

29.4 °C

Average feels-like low

17.6 °C

Average peak gust

30.8 km/h

Tropical nights (≥ 20 °C)

75 d/yr

Solar radiation

18.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.2 °C

since 1940

+0.3 °C per decade · r² = 0.67 · 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

38.5 °C

13 November 2023

Coldest day

0.7 °C

21 July 1981

Wettest day

138 mm

24 December 1945

Windiest day

31.4 km/h

7 June 2011

Strongest gust

81.0 km/h

11 July 2009

Hottest feels-like

42.3 °C

29 October 2007

Coldest feels-like

-2.7 °C

21 July 1981

Sunniest day

13.3 h

19 December 2024

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	35.5 °C6 October 2025	3.9 °C25 June 2025	22.3 °C	875 mm	132
2024	37.5 °C8 October 2024	5.3 °C12 August 2024	23.1 °C	1,146 mm	181
2023	38.5 °C13 November 2023	5.2 °C15 July 2023	22.5 °C	1,113 mm	134
2022	34.9 °C10 September 2022	5.7 °C20 May 2022	22.0 °C	1,066 mm	121
2021	37.1 °C21 September 2021	2.1 °C20 July 2021	22.1 °C	933 mm	127
2020	38.2 °C7 October 2020	4.2 °C27 May 2020	22.3 °C	1,008 mm	112
2019	36.9 °C12 September 2019	5.4 °C8 July 2019	23.1 °C	1,151 mm	147
2018	35.3 °C24 September 2018	7.0 °C21 May 2018	23.1 °C	1,044 mm	153
2017	37.4 °C14 October 2017	9.3 °C19 July 2017	23.1 °C	1,080 mm	154
2016	36.4 °C19 October 2016	5.1 °C13 June 2016	22.8 °C	1,402 mm	162
2015	37.8 °C16 October 2015	11.3 °C29 August 2015	23.4 °C	1,412 mm	139
2014	38.4 °C17 October 2014	9.5 °C20 July 2014	23.5 °C	794 mm	170
2013	35.2 °C11 November 2013	5.6 °C28 August 2013	21.9 °C	1,424 mm	96
2012	37.0 °C31 October 2012	6.7 °C19 July 2012	22.7 °C	1,337 mm	136
2011	35.3 °C30 September 2011	4.3 °C28 June 2011	22.2 °C	1,411 mm	114
2010	34.6 °C29 October 2010	7.7 °C16 August 2010	22.6 °C	1,135 mm	141
2009	34.4 °C6 March 2009	4.9 °C4 June 2009	22.2 °C	1,716 mm	85
2008	36.4 °C15 October 2008	7.7 °C17 June 2008	22.1 °C	1,315 mm	79
2007	36.2 °C29 October 2007	6.4 °C30 July 2007	22.8 °C	1,321 mm	129
2006	35.8 °C15 September 2006	7.2 °C6 September 2006	22.2 °C	1,294 mm	90
2005	35.6 °C13 October 2005	8.3 °C9 July 2005	22.4 °C	1,313 mm	98
2004	34.6 °C24 September 2004	7.5 °C25 July 2004	21.5 °C	1,491 mm	72
2003	35.3 °C24 September 2003	8.7 °C18 August 2003	22.3 °C	1,157 mm	94
2002	36.5 °C12 October 2002	7.1 °C3 September 2002	22.9 °C	1,159 mm	134
2001	34.7 °C10 September 2001	7.3 °C22 June 2001	22.3 °C	1,241 mm	121
2000	35.4 °C21 October 2000	4.3 °C18 July 2000	21.8 °C	1,646 mm	87
1999	35.7 °C1 October 1999	7.5 °C16 August 1999	21.8 °C	1,300 mm	103
1998	34.2 °C17 September 1998	8.0 °C26 June 1998	22.1 °C	1,485 mm	102
1997	35.0 °C9 September 1997	6.0 °C10 June 1997	22.0 °C	1,684 mm	102
1996	33.8 °C30 January 1996	7.5 °C30 June 1996	21.6 °C	1,720 mm	84
1995	34.7 °C18 January 1995	9.9 °C31 May 1995	22.0 °C	1,864 mm	97
1994	36.0 °C4 November 1994	2.6 °C27 June 1994	22.4 °C	1,342 mm	112
1993	34.8 °C16 November 1993	6.5 °C1 August 1993	21.9 °C	1,408 mm	77
1992	32.0 °C15 November 1992	9.0 °C24 July 1992	21.6 °C	1,502 mm	36
1991	33.0 °C30 October 1991	8.2 °C3 August 1991	21.8 °C	1,872 mm	69
1990	34.8 °C11 October 1990	4.0 °C19 May 1990	22.1 °C	1,314 mm	117
1989	32.6 °C9 December 1989	5.2 °C10 July 1989	21.3 °C	1,548 mm	60
1988	36.2 °C27 September 1988	3.2 °C6 June 1988	21.8 °C	1,419 mm	92
1987	34.9 °C18 October 1987	4.5 °C9 August 1987	22.0 °C	1,321 mm	98
1986	35.1 °C7 October 1986	6.4 °C5 June 1986	21.8 °C	1,416 mm	77
1985	37.4 °C17 November 1985	4.0 °C8 June 1985	21.8 °C	1,289 mm	79
1984	35.0 °C3 November 1984	6.6 °C27 August 1984	22.5 °C	1,205 mm	104
1983	32.9 °C17 February 1983	6.6 °C6 August 1983	21.6 °C	2,318 mm	46
1982	32.4 °C16 February 1982	9.6 °C15 July 1982	21.5 °C	1,787 mm	49
1981	34.3 °C20 September 1981	0.7 °C21 July 1981	21.7 °C	1,325 mm	72
1980	35.7 °C28 October 1980	7.0 °C15 June 1980	21.9 °C	1,366 mm	78
1979	34.9 °C22 November 1979	1.7 °C1 June 1979	21.3 °C	1,474 mm	65
1978	34.0 °C25 January 1978	4.5 °C16 August 1978	21.6 °C	1,300 mm	81
1977	34.1 °C13 March 1977	6.9 °C18 May 1977	22.1 °C	1,358 mm	91
1976	33.6 °C19 January 1976	6.7 °C6 July 1976	20.9 °C	1,899 mm	35
1975	33.5 °C8 September 1975	4.7 °C18 July 1975	21.6 °C	1,356 mm	86
1974	35.1 °C19 November 1974	6.8 °C17 August 1974	21.4 °C	1,542 mm	83
1973	34.2 °C22 February 1973	5.3 °C20 June 1973	22.0 °C	1,351 mm	89
1972	34.1 °C26 October 1972	4.0 °C9 July 1972	21.4 °C	1,640 mm	47
1971	34.8 °C25 January 1971	6.3 °C10 June 1971	21.4 °C	1,190 mm	64
1970	33.9 °C24 December 1970	7.8 °C3 July 1970	21.6 °C	1,055 mm	64
1969	34.5 °C11 September 1969	3.3 °C11 July 1969	22.1 °C	910 mm	100
1968	35.2 °C6 November 1968	5.2 °C18 May 1968	21.1 °C	951 mm	76
1967	33.9 °C6 September 1967	6.2 °C10 June 1967	21.7 °C	1,266 mm	61
1966	34.1 °C16 September 1966	7.3 °C7 August 1966	21.0 °C	1,433 mm	30
1965	33.9 °C19 September 1965	1.9 °C12 July 1965	20.6 °C	1,755 mm	25
1964	32.1 °C1 September 1964	5.6 °C28 July 1964	20.2 °C	1,840 mm	15
1963	38.2 °C17 October 1963	6.4 °C21 June 1963	22.4 °C	1,013 mm	96
1962	33.5 °C11 September 1962	4.8 °C7 July 1962	20.2 °C	1,774 mm	25
1961	38.2 °C28 September 1961	10.4 °C4 August 1961	22.2 °C	1,374 mm	78
1960	37.0 °C25 September 1960	7.7 °C10 July 1960	20.7 °C	1,793 mm	27
1959	34.0 °C4 October 1959	6.8 °C7 June 1959	21.6 °C	1,351 mm	64
1958	34.4 °C3 December 1958	7.0 °C22 June 1958	21.2 °C	1,290 mm	66
1957	35.2 °C20 October 1957	3.7 °C22 July 1957	20.9 °C	1,464 mm	28
1956	33.1 °C2 February 1956	6.7 °C5 June 1956	20.3 °C	1,230 mm	47
1955	36.1 °C1 October 1955	5.4 °C25 May 1955	21.2 °C	1,316 mm	61
1954	35.2 °C22 September 1954	7.2 °C22 June 1954	21.1 °C	1,800 mm	39
1953	32.6 °C21 August 1953	9.6 °C7 July 1953	21.1 °C	1,565 mm	11
1952	34.3 °C30 September 1952	6.1 °C16 July 1952	20.7 °C	1,606 mm	24
1951	34.0 °C19 November 1951	9.5 °C16 July 1951	20.9 °C	1,217 mm	36
1950	33.7 °C17 September 1950	8.0 °C10 June 1950	20.7 °C	1,752 mm	28
1949	33.9 °C13 October 1949	9.2 °C17 May 1949	20.6 °C	1,773 mm	14
1948	35.8 °C26 September 1948	7.1 °C16 June 1948	21.2 °C	1,338 mm	37
1947	32.8 °C9 January 1947	6.9 °C8 July 1947	20.4 °C	1,860 mm	13
1946	31.0 °C6 September 1946	7.4 °C4 June 1946	20.9 °C	1,718 mm	16
1945	31.7 °C30 August 1945	8.4 °C26 June 1945	20.7 °C	2,526 mm	15
1944	35.5 °C7 September 1944	9.2 °C11 July 1944	21.3 °C	1,638 mm	31
1943	30.6 °C17 January 1943	7.9 °C26 June 1943	20.0 °C	1,433 mm	2
1942	36.9 °C28 November 1942	4.5 °C18 June 1942	20.7 °C	1,172 mm	60
1941	30.7 °C9 January 1941	8.3 °C29 May 1941	20.7 °C	2,316 mm	7
1940	33.1 °C23 August 1940	9.5 °C19 August 1940	21.0 °C	1,987 mm	10

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

28.7 °C

+1.4 °C

Hot days (≥ 30 °C)

132 d/yr

+54

Frost days (< 0 °C)

0 d/yr

Annual rainfall

875 mm

-556 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	30.4 °C	+2.0 °C	158 mm	-80 mm
Feb	31.2 °C	+2.5 °C	88 mm	-103 mm
Mar	31.2 °C	+2.9 °C	95 mm	-56 mm
Apr	28.1 °C	+0.9 °C	94 mm	+20 mm
May	26.7 °C	+1.6 °C	6 mm	-52 mm
Jun	25.1 °C	+0.8 °C	41 mm	+4 mm
Jul	25.3 °C	+0.6 °C	1 mm	-29 mm
Aug	27.9 °C	+0.9 °C	3 mm	-26 mm
Sep	30.5 °C	+1.8 °C	18 mm	-50 mm
Oct	29.2 °C	+0.5 °C	118 mm	-24 mm
Nov	29.3 °C	+1.0 °C	99 mm	-78 mm
Dec	30.1 °C	+2.0 °C	156 mm	-83 mm

The year's extremes

Hottest day

35.5 °C

6 Oct 2025

Coldest day

3.9 °C

25 Jun 2025

Wettest day

32.8 mm

9 Dec 2025

Windiest day

29.0 km/h

10 Dec 2025

Strongest gust

65.9 km/h

10 Dec 2025

Hottest feels-like

39.9 °C

26 Dec 2025

Coldest feels-like

1.2 °C

25 Jun 2025

Sunniest day

13.3 h

5 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 Porto Ferreira?

Porto Ferreira has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 21.7 °C and it receives 1,431 mm of precipitation per year.

What is the hottest day ever recorded in Porto Ferreira?

The hottest day measured in Porto Ferreira between 1940 and 2025 was 13 November 2023, reaching 38.5 °C.

What is the coldest day in Porto Ferreira?

The coldest day measured in Porto Ferreira between 1940 and 2025 was 21 July 1981, at 0.7 °C.

Does it snow in Porto Ferreira?

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

Has the climate of Porto Ferreira warmed?

Yes: Porto Ferreira warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Porto Ferreira?

The wettest day measured in Porto Ferreira between 1940 and 2025 was 24 December 1945, with 138 mm of rain in 24 hours.

What was the windiest day in Porto Ferreira?

The windiest day measured in Porto Ferreira between 1940 and 2025 was 7 June 2011, with winds reaching 31.4 km/h.

What is the warmest month in Porto Ferreira?

The warmest month in Porto Ferreira is February (23.8 °C on average); the coldest is July (18.2 °C).

How much does it rain in Porto Ferreira?

Porto Ferreira receives on average 1,431 mm of precipitation per year, spread over about 153 rainy days.

Is it sunny in Porto Ferreira?

Porto Ferreira gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Are there tropical nights in Porto Ferreira?

Yes: Porto Ferreira has on average 75 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Porto Ferreira?

In Porto Ferreira, between 1940 and 2025, the highest apparent temperature reached 42.3 °C on 29 October 2007, and the lowest was -2.7 °C on 21 July 1981.

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