Cubatão climate — normals and trends

Q: What is the climate of Cubatão?

Cubatão has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 21.7 °C and it receives 2,165 mm of precipitation per year.

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

The hottest day measured in Cubatão between 1940 and 2025 was 6 October 1942, reaching 39.8 °C.

Q: What is the coldest day in Cubatão?

The coldest day measured in Cubatão between 1940 and 2025 was 29 July 1990, at 5.6 °C.

Q: Does it snow in Cubatão?

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

Q: Has the climate of Cubatão warmed?

Yes: Cubatão warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Cubatão?

The wettest day measured in Cubatão between 1940 and 2025 was 8 February 1951, with 321 mm of rain in 24 hours.

Q: What was the windiest day in Cubatão?

The windiest day measured in Cubatão between 1940 and 2025 was 17 December 1947, with winds reaching 46.2 km/h.

Q: What is the warmest month in Cubatão?

The warmest month in Cubatão is February (25.0 °C on average); the coldest is July (18.4 °C).

Q: How much does it rain in Cubatão?

Cubatão receives on average 2,165 mm of precipitation per year, spread over about 210 rainy days.

Q: Is it sunny in Cubatão?

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

Cubatão (Brazil) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 21.7 °C and it receives 2,165 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 (25.0 °C on average) and the coldest is July (18.4 °C). Rainfall peaks in January.

Cubatão averages 0 frost days, 45 hot days (≥ 30 °C) and 210 rainy days per year.

Cubatão has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.8 °C (on 6 October 1942) and the coldest 5.6 °C (on 29 July 1990).

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

CubatãoSão Paulo

coords: -23.89°, -46.43°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthFebruaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

21.7°C

Average daily high

25.4°C

Average daily low

18.7°C

Annual rainfall

2,165mm

Sunshine / day

9.3h

Mean relative humidity

84%

Average peak wind

12.4km/h

Seasonal range

6.6°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

45 d/yr

Rainy days (≥ 1 mm)

210 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.7 °C

Average feels-like low

20.4 °C

Average peak gust

31.8 km/h

Tropical nights (≥ 20 °C)

137 d/yr

Solar radiation

16.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.6 °C

since 1940

+0.2 °C per decade · r² = 0.54 · 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

39.8 °C

6 October 1942

Coldest day

5.6 °C

29 July 1990

Wettest day

321 mm

8 February 1951

Windiest day

46.2 km/h

17 December 1947

Strongest gust

86.4 km/h

28 November 1950

Hottest feels-like

45.7 °C

17 February 1994

Coldest feels-like

2.4 °C

21 July 1981

Sunniest day

13.5 h

12 December 1941

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	37.8 °C17 February 2025	8.7 °C25 June 2025	21.9 °C	1,693 mm	58
2024	36.7 °C12 September 2024	6.8 °C27 August 2024	22.6 °C	2,289 mm	82
2023	38.8 °C18 November 2023	11.5 °C16 May 2023	22.7 °C	2,139 mm	82
2022	36.8 °C9 September 2022	8.8 °C13 June 2022	21.5 °C	2,368 mm	57
2021	35.1 °C14 September 2021	6.6 °C30 July 2021	21.5 °C	1,967 mm	41
2020	38.3 °C2 October 2020	10.8 °C27 May 2020	21.9 °C	2,001 mm	57
2019	37.0 °C24 February 2019	10.3 °C7 July 2019	22.7 °C	2,150 mm	76
2018	34.2 °C2 January 2018	11.4 °C12 July 2018	22.4 °C	1,879 mm	61
2017	36.5 °C19 October 2017	11.1 °C11 June 2017	22.4 °C	1,741 mm	55
2016	36.7 °C31 January 2016	6.7 °C13 June 2016	22.3 °C	1,943 mm	77
2015	37.0 °C16 September 2015	13.2 °C27 July 2015	23.1 °C	2,438 mm	75
2014	37.1 °C3 January 2014	11.5 °C3 June 2014	22.7 °C	1,783 mm	74
2013	36.3 °C21 October 2013	9.9 °C24 July 2013	21.9 °C	2,219 mm	62
2012	39.3 °C19 September 2012	10.0 °C14 July 2012	22.3 °C	1,938 mm	52
2011	35.2 °C9 February 2011	7.9 °C28 June 2011	21.6 °C	2,259 mm	59
2010	37.1 °C23 February 2010	10.2 °C7 June 2010	22.0 °C	2,257 mm	68
2009	36.4 °C19 November 2009	9.9 °C4 June 2009	22.3 °C	2,364 mm	57
2008	34.8 °C3 September 2008	10.9 °C17 June 2008	21.7 °C	2,184 mm	37
2007	36.0 °C1 November 2007	9.7 °C30 July 2007	22.1 °C	1,586 mm	63
2006	37.6 °C15 September 2006	10.0 °C22 August 2006	22.1 °C	1,874 mm	54
2005	37.2 °C29 August 2005	12.2 °C26 July 2005	22.3 °C	2,001 mm	45
2004	33.6 °C22 September 2004	10.5 °C14 June 2004	21.6 °C	2,143 mm	23
2003	36.9 °C16 December 2003	9.8 °C18 August 2003	22.3 °C	1,898 mm	68
2002	35.4 °C1 December 2002	8.7 °C2 September 2002	22.7 °C	1,769 mm	65
2001	35.5 °C8 January 2001	9.4 °C29 July 2001	22.4 °C	1,750 mm	63
2000	34.5 °C26 August 2000	7.6 °C17 July 2000	21.8 °C	2,210 mm	59
1999	37.0 °C7 September 1999	9.8 °C16 August 1999	21.5 °C	2,058 mm	39
1998	35.7 °C4 February 1998	12.3 °C10 July 1998	22.2 °C	2,082 mm	61
1997	37.8 °C9 September 1997	10.2 °C11 August 1997	22.2 °C	2,052 mm	67
1996	35.8 °C3 April 1996	8.6 °C2 August 1996	21.6 °C	2,353 mm	61
1995	36.8 °C10 November 1995	12.3 °C20 May 1995	22.1 °C	2,516 mm	79
1994	36.2 °C4 December 1994	7.4 °C26 June 1994	22.3 °C	2,404 mm	63
1993	36.5 °C1 November 1993	8.2 °C12 August 1993	22.2 °C	2,150 mm	64
1992	35.6 °C22 February 1992	10.1 °C26 August 1992	21.8 °C	2,071 mm	48
1991	37.4 °C26 November 1991	9.7 °C2 August 1991	21.9 °C	2,151 mm	45
1990	34.6 °C19 December 1990	5.6 °C29 July 1990	21.9 °C	2,165 mm	60
1989	34.7 °C21 February 1989	10.0 °C7 August 1989	21.4 °C	2,126 mm	35
1988	34.9 °C22 January 1988	7.1 °C6 June 1988	21.4 °C	2,341 mm	45
1987	36.1 °C1 April 1987	8.1 °C9 August 1987	22.1 °C	1,910 mm	70
1986	35.6 °C1 February 1986	10.6 °C13 July 1986	22.3 °C	2,330 mm	51
1985	35.6 °C27 August 1985	8.7 °C8 June 1985	21.7 °C	1,774 mm	31
1984	36.1 °C13 January 1984	7.8 °C27 August 1984	22.0 °C	1,826 mm	48
1983	35.7 °C16 February 1983	8.8 °C6 August 1983	21.9 °C	2,914 mm	46
1982	35.7 °C3 November 1982	12.3 °C31 July 1982	21.8 °C	2,036 mm	32
1981	36.7 °C20 September 1981	6.3 °C20 June 1981	21.5 °C	2,175 mm	33
1980	34.6 °C18 December 1980	8.8 °C23 September 1980	22.0 °C	2,039 mm	50
1979	34.8 °C29 September 1979	6.6 °C1 June 1979	21.2 °C	2,258 mm	23
1978	38.1 °C2 February 1978	9.0 °C2 June 1978	21.6 °C	1,792 mm	39
1977	34.7 °C13 August 1977	12.1 °C17 May 1977	22.4 °C	2,061 mm	58
1976	34.8 °C10 January 1976	11.0 °C11 July 1976	21.5 °C	2,833 mm	49
1975	34.7 °C10 January 1975	7.8 °C19 July 1975	21.4 °C	2,141 mm	41
1974	34.9 °C26 November 1974	8.8 °C17 August 1974	21.4 °C	2,053 mm	36
1973	37.5 °C11 February 1973	9.9 °C20 June 1973	21.9 °C	2,283 mm	56
1972	34.9 °C27 October 1972	9.2 °C9 July 1972	21.9 °C	2,126 mm	48
1971	35.4 °C25 January 1971	9.5 °C7 July 1971	21.2 °C	1,853 mm	42
1970	35.3 °C9 December 1970	10.0 °C2 September 1970	21.4 °C	1,795 mm	31
1969	36.6 °C9 January 1969	7.8 °C11 July 1969	21.5 °C	1,550 mm	42
1968	36.5 °C15 December 1968	7.9 °C18 May 1968	20.6 °C	1,575 mm	36
1967	33.7 °C4 January 1967	10.1 °C9 June 1967	21.6 °C	2,122 mm	34
1966	34.2 °C21 January 1966	7.8 °C7 August 1966	21.1 °C	2,973 mm	41
1965	35.7 °C10 September 1965	8.6 °C12 July 1965	21.1 °C	2,657 mm	25
1964	33.6 °C1 September 1964	9.5 °C29 July 1964	20.4 °C	2,109 mm	13
1963	36.0 °C4 September 1963	10.9 °C7 August 1963	21.3 °C	2,119 mm	30
1962	32.9 °C8 September 1962	9.3 °C25 August 1962	20.0 °C	3,211 mm	9
1961	38.1 °C4 September 1961	12.5 °C16 June 1961	21.8 °C	2,051 mm	40
1960	33.5 °C9 October 1960	11.0 °C10 July 1960	20.6 °C	2,331 mm	19
1959	35.6 °C7 September 1959	11.0 °C8 June 1959	21.5 °C	1,852 mm	35
1958	36.6 °C28 August 1958	10.0 °C23 June 1958	21.4 °C	2,594 mm	39
1957	33.9 °C10 October 1957	8.9 °C22 July 1957	20.9 °C	2,208 mm	18
1956	34.7 °C26 January 1956	10.6 °C27 August 1956	20.3 °C	1,867 mm	37
1955	33.0 °C22 September 1955	10.4 °C31 July 1955	20.5 °C	1,835 mm	31
1954	34.7 °C12 January 1954	11.2 °C21 June 1954	21.3 °C	2,080 mm	21
1953	35.9 °C21 August 1953	11.4 °C11 July 1953	21.4 °C	2,312 mm	30
1952	34.6 °C6 October 1952	9.4 °C16 July 1952	20.9 °C	1,877 mm	14
1951	36.1 °C23 November 1951	10.9 °C4 June 1951	20.8 °C	2,598 mm	26
1950	34.6 °C30 August 1950	11.3 °C15 July 1950	20.9 °C	2,416 mm	23
1949	33.4 °C17 March 1949	11.6 °C28 August 1949	20.6 °C	2,630 mm	20
1948	35.4 °C26 September 1948	11.5 °C16 September 1948	20.9 °C	1,971 mm	39
1947	33.0 °C9 February 1947	8.9 °C2 September 1947	20.5 °C	2,665 mm	20
1946	33.2 °C17 February 1946	11.6 °C4 June 1946	21.5 °C	2,738 mm	28
1945	34.1 °C28 September 1945	11.3 °C12 July 1945	21.3 °C	3,081 mm	20
1944	33.4 °C28 August 1944	12.5 °C15 July 1944	21.3 °C	2,176 mm	23
1943	34.5 °C19 January 1943	10.2 °C8 August 1943	20.4 °C	1,757 mm	25
1942	39.8 °C6 October 1942	9.8 °C25 June 1942	20.7 °C	1,712 mm	25
1941	33.6 °C13 December 1941	10.2 °C4 September 1941	21.5 °C	2,983 mm	32
1940	34.3 °C22 August 1940	11.4 °C28 August 1940	21.7 °C	2,628 mm	31

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

25.8 °C

+0.4 °C

Hot days (≥ 30 °C)

58 d/yr

+13

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1693 mm

-472 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.1 °C	+0.8 °C	274 mm	-45 mm
Feb	31.3 °C	+2.8 °C	290 mm	-19 mm
Mar	28.1 °C	+0.5 °C	126 mm	-161 mm
Apr	25.9 °C	-0.1 °C	260 mm	+105 mm
May	25.2 °C	+1.1 °C	55 mm	-59 mm
Jun	23.4 °C	+0.1 °C	92 mm	+6 mm
Jul	21.1 °C	-1.7 °C	38 mm	-44 mm
Aug	22.3 °C	-1.0 °C	110 mm	+31 mm
Sep	23.8 °C	+0.2 °C	55 mm	-71 mm
Oct	24.0 °C	-0.5 °C	138 mm	-31 mm
Nov	25.5 °C	0.0 °C	121 mm	-63 mm
Dec	30.0 °C	+3.0 °C	134 mm	-122 mm

The year's extremes

Hottest day

37.8 °C

17 Feb 2025

Coldest day

8.7 °C

25 Jun 2025

Wettest day

62.7 mm

6 Aug 2025

Windiest day

36.7 km/h

10 Dec 2025

Strongest gust

81.7 km/h

23 Jun 2025

Hottest feels-like

43.2 °C

16 Feb 2025

Coldest feels-like

6.7 °C

25 Jun 2025

Sunniest day

13.5 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 Cubatão?

Cubatão has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 21.7 °C and it receives 2,165 mm of precipitation per year.

What is the hottest day ever recorded in Cubatão?

The hottest day measured in Cubatão between 1940 and 2025 was 6 October 1942, reaching 39.8 °C.

What is the coldest day in Cubatão?

The coldest day measured in Cubatão between 1940 and 2025 was 29 July 1990, at 5.6 °C.

Does it snow in Cubatão?

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

Has the climate of Cubatão warmed?

Yes: Cubatão warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Cubatão?

The wettest day measured in Cubatão between 1940 and 2025 was 8 February 1951, with 321 mm of rain in 24 hours.

What was the windiest day in Cubatão?

The windiest day measured in Cubatão between 1940 and 2025 was 17 December 1947, with winds reaching 46.2 km/h.

What is the warmest month in Cubatão?

The warmest month in Cubatão is February (25.0 °C on average); the coldest is July (18.4 °C).

How much does it rain in Cubatão?

Cubatão receives on average 2,165 mm of precipitation per year, spread over about 210 rainy days.

Is it sunny in Cubatão?

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

Are there tropical nights in Cubatão?

Yes: Cubatão has on average 137 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Cubatão?

In Cubatão, between 1940 and 2025, the highest apparent temperature reached 45.7 °C on 17 February 1994, and the lowest was 2.4 °C on 21 July 1981.

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