Souzas climate — normals and trends

Q: What is the climate of Souzas?

Souzas has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.4 °C and it receives 1,467 mm of precipitation per year.

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

The hottest day measured in Souzas between 1940 and 2025 was 20 January 2015, reaching 38.6 °C.

Q: What is the coldest day in Souzas?

The coldest day measured in Souzas between 1940 and 2025 was 1 June 1979, at 0.2 °C.

Q: Does it snow in Souzas?

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

Q: Has the climate of Souzas warmed?

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

Q: What is the wettest day in Souzas?

The wettest day measured in Souzas between 1940 and 2025 was 19 January 1977, with 167 mm of rain in 24 hours.

Q: What was the windiest day in Souzas?

The windiest day measured in Souzas between 1940 and 2025 was 8 September 1978, with winds reaching 39.4 km/h.

Q: What is the warmest month in Souzas?

The warmest month in Souzas is February (23.0 °C on average); the coldest is July (16.9 °C).

Q: How much does it rain in Souzas?

Souzas receives on average 1,467 mm of precipitation per year, spread over about 155 rainy days.

Q: Is it sunny in Souzas?

Souzas gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.

Souzas (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 20.4 °C and it receives 1,467 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 (23.0 °C on average) and the coldest is July (16.9 °C). Rainfall peaks in January.

Souzas averages 0 frost days, 43 hot days (≥ 30 °C) and 155 rainy days per year.

Souzas has warmed by +2.2 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.

The hottest day of the period reached 38.6 °C (on 20 January 2015) and the coldest 0.2 °C (on 1 June 1979).

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

SouzasSão Paulo

coords: -22.88°, -46.96°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthFebruaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

20.4°C

Average daily high

25.8°C

Average daily low

16.2°C

Annual rainfall

1,467mm

Sunshine / day

9.8h

Mean relative humidity

76%

Average peak wind

15.8km/h

Seasonal range

6.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

43 d/yr

Rainy days (≥ 1 mm)

155 d/yr

Annual snowfall

0.0 cm

Average feels-like high

27.4 °C

Average feels-like low

16.2 °C

Average peak gust

34.7 km/h

Tropical nights (≥ 20 °C)

38 d/yr

Solar radiation

17.9 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

38.6 °C

20 January 2015

Coldest day

0.2 °C

1 June 1979

Wettest day

167 mm

19 January 1977

Windiest day

39.4 km/h

8 September 1978

Strongest gust

88.2 km/h

22 September 2025

Hottest feels-like

41.0 °C

20 January 2015

Coldest feels-like

-3.2 °C

1 June 1979

Sunniest day

13.4 h

24 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	35.8 °C26 December 2025	3.4 °C25 June 2025	21.2 °C	988 mm	101
2024	36.7 °C2 October 2024	5.2 °C11 August 2024	22.0 °C	1,215 mm	128
2023	37.0 °C13 November 2023	7.0 °C16 May 2023	21.4 °C	1,180 mm	83
2022	33.6 °C9 September 2022	3.2 °C20 May 2022	20.5 °C	1,302 mm	63
2021	35.9 °C20 September 2021	2.3 °C30 July 2021	21.0 °C	1,016 mm	93
2020	38.1 °C7 October 2020	4.8 °C27 May 2020	21.2 °C	1,138 mm	87
2019	37.3 °C27 October 2019	5.6 °C7 July 2019	22.0 °C	1,080 mm	107
2018	35.8 °C17 December 2018	5.8 °C21 May 2018	21.7 °C	997 mm	101
2017	35.2 °C3 January 2017	7.0 °C11 June 2017	21.7 °C	1,165 mm	106
2016	36.4 °C19 October 2016	5.0 °C13 June 2016	21.5 °C	1,409 mm	112
2015	38.6 °C20 January 2015	9.7 °C28 July 2015	22.2 °C	1,531 mm	98
2014	37.2 °C19 October 2014	9.3 °C6 August 2014	22.3 °C	889 mm	133
2013	37.0 °C27 December 2013	7.0 °C24 July 2013	20.7 °C	1,376 mm	73
2012	36.6 °C31 October 2012	6.2 °C19 July 2012	21.3 °C	1,393 mm	85
2011	34.4 °C30 September 2011	3.0 °C28 June 2011	20.8 °C	1,369 mm	70
2010	34.0 °C29 October 2010	7.5 °C7 June 2010	21.2 °C	1,216 mm	87
2009	33.2 °C6 March 2009	5.1 °C3 June 2009	21.0 °C	1,757 mm	51
2008	33.8 °C15 October 2008	7.4 °C17 July 2008	20.4 °C	1,475 mm	35
2007	34.6 °C21 October 2007	5.9 °C4 June 2007	21.1 °C	1,418 mm	65
2006	34.7 °C15 September 2006	6.5 °C6 September 2006	20.9 °C	1,292 mm	48
2005	33.3 °C29 August 2005	7.9 °C26 July 2005	21.1 °C	1,355 mm	42
2004	33.6 °C26 September 2004	7.6 °C27 May 2004	20.3 °C	1,376 mm	32
2003	34.5 °C24 September 2003	7.0 °C27 May 2003	21.0 °C	1,273 mm	58
2002	35.3 °C12 October 2002	4.5 °C3 September 2002	21.6 °C	1,220 mm	76
2001	32.9 °C8 November 2001	6.8 °C29 July 2001	20.9 °C	1,311 mm	50
2000	33.4 °C13 October 2000	2.1 °C18 July 2000	20.5 °C	1,431 mm	42
1999	34.0 °C1 October 1999	6.5 °C21 May 1999	20.4 °C	1,460 mm	44
1998	33.1 °C3 December 1998	6.6 °C9 June 1998	20.7 °C	1,663 mm	46
1997	33.8 °C9 September 1997	5.2 °C9 June 1997	20.8 °C	1,602 mm	55
1996	33.0 °C30 January 1996	6.0 °C13 July 1996	20.3 °C	1,770 mm	39
1995	32.7 °C27 February 1995	8.9 °C1 June 1995	20.7 °C	1,820 mm	56
1994	34.3 °C4 November 1994	2.2 °C27 June 1994	21.1 °C	1,434 mm	60
1993	32.9 °C2 January 1993	4.3 °C1 August 1993	20.6 °C	1,538 mm	43
1992	31.8 °C15 November 1992	8.4 °C23 July 1992	20.4 °C	1,463 mm	16
1991	32.0 °C8 November 1991	7.0 °C2 August 1991	20.4 °C	1,795 mm	16
1990	33.3 °C11 October 1990	2.9 °C23 June 1990	20.6 °C	1,499 mm	67
1989	32.3 °C25 October 1989	6.8 °C10 July 1989	20.1 °C	1,500 mm	17
1988	35.0 °C26 September 1988	1.3 °C6 June 1988	20.4 °C	1,545 mm	54
1987	32.6 °C23 February 1987	2.6 °C9 August 1987	20.5 °C	1,490 mm	46
1986	33.9 °C7 October 1986	6.7 °C5 June 1986	20.8 °C	1,441 mm	46
1985	36.4 °C17 November 1985	2.9 °C8 June 1985	20.5 °C	1,205 mm	53
1984	33.1 °C4 February 1984	4.7 °C27 August 1984	21.0 °C	1,214 mm	65
1983	31.7 °C17 February 1983	6.2 °C6 August 1983	20.5 °C	2,396 mm	18
1982	31.3 °C13 February 1982	8.4 °C31 July 1982	20.3 °C	1,897 mm	16
1981	32.8 °C20 September 1981	1.6 °C22 July 1981	20.1 °C	1,470 mm	28
1980	33.0 °C27 October 1980	6.3 °C23 September 1980	20.5 °C	1,429 mm	25
1979	32.1 °C7 December 1979	0.2 °C1 June 1979	19.9 °C	1,494 mm	32
1978	33.5 °C25 October 1978	3.5 °C2 June 1978	20.3 °C	1,341 mm	52
1977	32.9 °C13 March 1977	7.6 °C17 May 1977	21.0 °C	1,527 mm	46
1976	32.2 °C19 January 1976	6.3 °C16 August 1976	19.7 °C	2,160 mm	15
1975	32.6 °C10 September 1975	3.5 °C18 July 1975	20.3 °C	1,457 mm	38
1974	33.7 °C19 November 1974	5.7 °C17 August 1974	20.0 °C	1,504 mm	36
1973	33.7 °C22 February 1973	6.1 °C20 June 1973	20.5 °C	1,474 mm	38
1972	32.4 °C26 October 1972	4.0 °C9 July 1972	20.2 °C	1,804 mm	17
1971	34.3 °C25 January 1971	5.4 °C7 July 1971	20.2 °C	1,152 mm	46
1970	32.3 °C8 December 1970	6.7 °C3 July 1970	20.2 °C	1,138 mm	20
1969	32.8 °C11 September 1969	3.3 °C11 July 1969	20.6 °C	952 mm	53
1968	33.6 °C7 October 1968	3.4 °C18 May 1968	19.6 °C	970 mm	36
1967	32.1 °C9 October 1967	5.0 °C9 June 1967	20.4 °C	1,176 mm	25
1966	32.5 °C14 September 1966	5.7 °C6 August 1966	19.7 °C	1,585 mm	11
1965	32.6 °C19 September 1965	3.9 °C12 July 1965	19.5 °C	1,720 mm	10
1964	29.9 °C1 September 1964	6.9 °C6 June 1964	19.0 °C	1,765 mm	0
1963	36.6 °C17 October 1963	4.8 °C21 June 1963	20.7 °C	1,068 mm	63
1962	31.1 °C20 September 1962	4.0 °C7 July 1962	18.7 °C	1,797 mm	4
1961	37.2 °C28 September 1961	10.4 °C16 June 1961	20.9 °C	1,248 mm	54
1960	35.1 °C24 September 1960	7.0 °C15 July 1960	19.3 °C	1,548 mm	9
1959	32.0 °C11 October 1959	4.9 °C8 June 1959	20.3 °C	1,386 mm	18
1958	32.0 °C6 December 1958	5.8 °C23 June 1958	19.8 °C	1,433 mm	24
1957	32.8 °C19 October 1957	3.7 °C22 July 1957	19.4 °C	1,605 mm	6
1956	31.6 °C1 February 1956	5.2 °C6 June 1956	19.1 °C	1,169 mm	25
1955	34.7 °C1 October 1955	6.0 °C23 May 1955	19.6 °C	1,367 mm	21
1954	33.3 °C19 September 1954	6.2 °C22 June 1954	19.8 °C	1,715 mm	12
1953	31.1 °C21 August 1953	9.5 °C28 July 1953	20.0 °C	1,486 mm	4
1952	32.7 °C30 September 1952	5.2 °C16 July 1952	19.5 °C	1,314 mm	9
1951	31.9 °C26 September 1951	9.1 °C3 June 1951	19.7 °C	1,231 mm	12
1950	32.3 °C17 September 1950	8.0 °C21 July 1950	19.4 °C	1,807 mm	7
1949	30.6 °C13 October 1949	8.9 °C5 July 1949	19.2 °C	1,990 mm	1
1948	34.6 °C26 September 1948	8.2 °C15 June 1948	19.9 °C	1,342 mm	18
1947	31.4 °C8 January 1947	5.4 °C4 August 1947	19.1 °C	1,932 mm	10
1946	29.2 °C1 November 1946	6.2 °C17 June 1946	19.8 °C	2,141 mm	0
1945	30.4 °C28 September 1945	9.1 °C16 July 1945	19.6 °C	2,422 mm	1
1944	34.1 °C7 September 1944	8.6 °C15 July 1944	20.1 °C	1,487 mm	22
1943	30.5 °C17 January 1943	8.1 °C8 August 1943	18.9 °C	1,260 mm	1
1942	36.1 °C27 November 1942	4.0 °C24 June 1942	19.5 °C	981 mm	40
1941	29.9 °C11 January 1941	7.8 °C5 September 1941	19.6 °C	2,505 mm	0
1940	31.5 °C23 August 1940	9.4 °C19 August 1940	19.9 °C	1,914 mm	4

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

27.3 °C

+1.5 °C

Hot days (≥ 30 °C)

101 d/yr

+58

Frost days (< 0 °C)

0 d/yr

Annual rainfall

988 mm

-479 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.0 °C	+1.4 °C	199 mm	-35 mm
Feb	30.6 °C	+2.8 °C	100 mm	-85 mm
Mar	30.6 °C	+3.3 °C	70 mm	-77 mm
Apr	26.6 °C	+0.7 °C	113 mm	+38 mm
May	25.5 °C	+1.9 °C	16 mm	-56 mm
Jun	23.5 °C	+0.8 °C	47 mm	-4 mm
Jul	23.1 °C	+0.2 °C	6 mm	-39 mm
Aug	25.9 °C	+1.1 °C	7 mm	-34 mm
Sep	28.3 °C	+2.0 °C	19 mm	-64 mm
Oct	26.9 °C	+0.4 °C	107 mm	-40 mm
Nov	27.4 °C	+0.7 °C	114 mm	-47 mm
Dec	29.9 °C	+2.9 °C	189 mm	-36 mm

The year's extremes

Hottest day

35.8 °C

26 Dec 2025

Coldest day

3.4 °C

25 Jun 2025

Wettest day

52.6 mm

13 Dec 2025

Windiest day

35.5 km/h

10 Dec 2025

Strongest gust

88.2 km/h

22 Sep 2025

Hottest feels-like

39.3 °C

26 Dec 2025

Coldest feels-like

0.5 °C

25 Jun 2025

Sunniest day

13.4 h

24 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 Souzas?

Souzas has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.4 °C and it receives 1,467 mm of precipitation per year.

What is the hottest day ever recorded in Souzas?

The hottest day measured in Souzas between 1940 and 2025 was 20 January 2015, reaching 38.6 °C.

What is the coldest day in Souzas?

The coldest day measured in Souzas between 1940 and 2025 was 1 June 1979, at 0.2 °C.

Does it snow in Souzas?

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

Has the climate of Souzas warmed?

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

What is the wettest day in Souzas?

The wettest day measured in Souzas between 1940 and 2025 was 19 January 1977, with 167 mm of rain in 24 hours.

What was the windiest day in Souzas?

The windiest day measured in Souzas between 1940 and 2025 was 8 September 1978, with winds reaching 39.4 km/h.

What is the warmest month in Souzas?

The warmest month in Souzas is February (23.0 °C on average); the coldest is July (16.9 °C).

How much does it rain in Souzas?

Souzas receives on average 1,467 mm of precipitation per year, spread over about 155 rainy days.

Is it sunny in Souzas?

Souzas gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.

Are there tropical nights in Souzas?

Yes: Souzas has on average 38 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Souzas?

In Souzas, between 1940 and 2025, the highest apparent temperature reached 41.0 °C on 20 January 2015, and the lowest was -3.2 °C on 1 June 1979.

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