Cerqueira César climate — normals and trends

Q: What is the climate of Cerqueira César?

Cerqueira César has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.9 °C and it receives 1,379 mm of precipitation per year.

Q: What is the hottest day ever recorded in Cerqueira César?

The hottest day measured in Cerqueira César between 1940 and 2025 was 6 October 2020, reaching 39.4 °C.

Q: What is the coldest day in Cerqueira César?

The coldest day measured in Cerqueira César between 1940 and 2025 was 18 July 1975, at 1.0 °C.

Q: Does it snow in Cerqueira César?

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

Q: Has the climate of Cerqueira César warmed?

Yes: Cerqueira César warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Cerqueira César?

The wettest day measured in Cerqueira César between 1940 and 2025 was 17 December 2012, with 124 mm of rain in 24 hours.

Q: What was the windiest day in Cerqueira César?

The windiest day measured in Cerqueira César between 1940 and 2025 was 28 November 1950, with winds reaching 36.7 km/h.

Q: What is the warmest month in Cerqueira César?

The warmest month in Cerqueira César is January (23.5 °C on average); the coldest is July (17.3 °C).

Q: How much does it rain in Cerqueira César?

Cerqueira César receives on average 1,379 mm of precipitation per year, spread over about 148 rainy days.

Q: Is it sunny in Cerqueira César?

Cerqueira César gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.

Cerqueira César (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 20.9 °C and it receives 1,379 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 (23.5 °C on average) and the coldest is July (17.3 °C). Rainfall peaks in January.

Cerqueira César averages 0 frost days, 54 hot days (≥ 30 °C) and 148 rainy days per year.

Cerqueira César has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.4 °C (on 6 October 2020) and the coldest 1.0 °C (on 18 July 1975).

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

Cerqueira CésarSão Paulo

coords: -23.04°, -49.17°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

20.9°C

Average daily high

26.1°C

Average daily low

16.8°C

Annual rainfall

1,379mm

Sunshine / day

9.7h

Mean relative humidity

76%

Average peak wind

15.3km/h

Seasonal range

6.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

54 d/yr

Rainy days (≥ 1 mm)

148 d/yr

Annual snowfall

0.0 cm

Average feels-like high

27.9 °C

Average feels-like low

16.9 °C

Average peak gust

33.7 km/h

Tropical nights (≥ 20 °C)

70 d/yr

Solar radiation

17.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °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

39.4 °C

6 October 2020

Coldest day

1.0 °C

18 July 1975

Wettest day

124 mm

17 December 2012

Windiest day

36.7 km/h

28 November 1950

Strongest gust

83.9 km/h

22 September 2025

Hottest feels-like

41.5 °C

30 October 2012

Coldest feels-like

-3.7 °C

18 July 1975

Sunniest day

13.4 h

16 December 1942

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	34.4 °C30 September 2025	4.9 °C25 June 2025	21.2 °C	1,129 mm	85
2024	36.5 °C26 September 2024	7.1 °C27 August 2024	22.5 °C	1,068 mm	136
2023	37.0 °C24 September 2023	7.4 °C15 July 2023	21.7 °C	1,268 mm	93
2022	33.6 °C10 December 2022	5.5 °C18 May 2022	20.9 °C	1,265 mm	55
2021	36.2 °C21 September 2021	3.3 °C30 June 2021	21.3 °C	907 mm	88
2020	39.4 °C6 October 2020	5.8 °C22 August 2020	21.5 °C	1,026 mm	91
2019	37.6 °C27 October 2019	4.0 °C6 July 2019	22.4 °C	942 mm	105
2018	34.6 °C20 December 2018	7.0 °C11 August 2018	21.9 °C	932 mm	86
2017	35.4 °C12 October 2017	6.4 °C19 July 2017	21.8 °C	1,407 mm	98
2016	36.4 °C19 October 2016	6.3 °C13 June 2016	21.9 °C	1,411 mm	124
2015	36.9 °C24 September 2015	9.6 °C16 June 2015	22.3 °C	1,643 mm	87
2014	38.0 °C5 February 2014	9.7 °C6 August 2014	22.2 °C	971 mm	115
2013	34.3 °C4 December 2013	4.5 °C24 July 2013	21.2 °C	1,413 mm	76
2012	36.9 °C31 October 2012	8.5 °C19 July 2012	21.9 °C	1,536 mm	108
2011	36.0 °C30 September 2011	4.6 °C28 June 2011	21.3 °C	1,313 mm	89
2010	34.6 °C12 March 2010	7.1 °C16 August 2010	21.2 °C	1,407 mm	82
2009	35.0 °C6 March 2009	5.8 °C3 June 2009	21.4 °C	1,618 mm	60
2008	34.9 °C15 October 2008	5.9 °C17 June 2008	21.0 °C	1,257 mm	52
2007	35.5 °C29 October 2007	6.5 °C26 July 2007	21.9 °C	1,394 mm	92
2006	34.9 °C15 September 2006	5.8 °C6 September 2006	21.5 °C	1,017 mm	74
2005	34.9 °C23 February 2005	9.3 °C26 July 2005	21.6 °C	1,317 mm	67
2004	36.1 °C26 September 2004	7.2 °C14 June 2004	20.9 °C	1,255 mm	54
2003	34.1 °C19 October 2003	7.4 °C11 August 2003	21.2 °C	1,182 mm	67
2002	36.5 °C11 October 2002	5.9 °C3 September 2002	22.2 °C	1,068 mm	113
2001	34.6 °C7 November 2001	4.9 °C21 June 2001	21.3 °C	1,350 mm	77
2000	35.4 °C23 October 2000	2.7 °C17 July 2000	21.0 °C	1,356 mm	64
1999	35.8 °C21 January 1999	6.5 °C18 April 1999	20.8 °C	1,403 mm	76
1998	34.6 °C3 December 1998	9.0 °C17 May 1998	21.1 °C	1,772 mm	69
1997	34.7 °C10 November 1997	6.3 °C9 June 1997	21.1 °C	1,965 mm	78
1996	34.4 °C30 January 1996	7.1 °C29 June 1996	20.9 °C	1,522 mm	58
1995	34.8 °C11 September 1995	9.8 °C23 July 1995	21.3 °C	1,677 mm	72
1994	36.2 °C13 October 1994	1.7 °C26 June 1994	21.4 °C	1,342 mm	74
1993	34.4 °C2 January 1993	3.6 °C1 August 1993	21.0 °C	1,617 mm	55
1992	32.1 °C15 January 1992	8.0 °C23 July 1992	20.8 °C	1,423 mm	38
1991	33.3 °C16 October 1991	4.8 °C3 August 1991	20.9 °C	1,575 mm	47
1990	33.8 °C11 October 1990	4.3 °C29 July 1990	21.0 °C	1,471 mm	101
1989	32.3 °C25 October 1989	7.1 °C7 July 1989	20.3 °C	1,612 mm	30
1988	35.2 °C26 September 1988	3.4 °C5 June 1988	20.8 °C	1,353 mm	71
1987	33.7 °C15 September 1987	4.0 °C8 August 1987	21.0 °C	1,354 mm	72
1986	34.3 °C1 November 1986	8.0 °C1 June 1986	21.1 °C	1,404 mm	57
1985	38.1 °C17 November 1985	3.8 °C7 July 1985	21.1 °C	1,056 mm	80
1984	34.1 °C23 February 1984	5.7 °C27 August 1984	21.5 °C	1,171 mm	73
1983	32.0 °C25 November 1983	7.2 °C6 August 1983	20.9 °C	2,066 mm	32
1982	32.2 °C3 November 1982	8.0 °C31 July 1982	20.8 °C	1,723 mm	32
1981	33.4 °C28 September 1981	2.8 °C21 July 1981	20.6 °C	1,273 mm	32
1980	33.2 °C20 October 1980	5.3 °C28 June 1980	20.8 °C	1,464 mm	36
1979	33.9 °C7 December 1979	2.0 °C1 June 1979	20.2 °C	1,160 mm	37
1978	33.9 °C30 January 1978	3.6 °C15 August 1978	20.8 °C	1,146 mm	54
1977	33.7 °C11 March 1977	6.5 °C17 May 1977	21.5 °C	1,246 mm	74
1976	34.5 °C19 January 1976	7.0 °C11 July 1976	20.0 °C	1,946 mm	26
1975	33.7 °C9 September 1975	1.0 °C18 July 1975	20.8 °C	1,247 mm	60
1974	34.1 °C19 November 1974	6.0 °C17 August 1974	20.5 °C	1,638 mm	49
1973	34.5 °C22 February 1973	6.6 °C13 May 1973	20.9 °C	1,383 mm	55
1972	33.9 °C26 October 1972	2.5 °C9 July 1972	20.7 °C	1,692 mm	35
1971	34.7 °C4 February 1971	5.8 °C6 July 1971	20.6 °C	1,067 mm	51
1970	33.6 °C8 December 1970	6.5 °C3 July 1970	20.7 °C	1,162 mm	37
1969	33.4 °C11 September 1969	3.6 °C10 July 1969	21.1 °C	844 mm	71
1968	35.0 °C7 October 1968	5.1 °C18 May 1968	20.2 °C	942 mm	57
1967	33.8 °C2 December 1967	5.1 °C9 June 1967	20.9 °C	1,262 mm	47
1966	33.5 °C13 September 1966	3.2 °C6 August 1966	20.2 °C	1,364 mm	23
1965	32.4 °C10 September 1965	4.5 °C21 August 1965	19.9 °C	1,608 mm	9
1964	30.8 °C14 March 1964	6.3 °C28 July 1964	19.5 °C	1,463 mm	2
1963	37.9 °C17 October 1963	5.7 °C21 June 1963	21.3 °C	1,141 mm	70
1962	32.8 °C20 September 1962	4.8 °C7 July 1962	19.2 °C	1,433 mm	14
1961	37.2 °C27 September 1961	9.6 °C17 June 1961	21.4 °C	1,185 mm	59
1960	35.2 °C24 September 1960	7.2 °C10 July 1960	19.8 °C	1,548 mm	15
1959	34.0 °C7 September 1959	6.5 °C9 June 1959	21.0 °C	1,226 mm	43
1958	33.0 °C8 January 1958	8.9 °C23 June 1958	20.5 °C	1,395 mm	37
1957	33.8 °C19 October 1957	4.3 °C21 July 1957	20.0 °C	1,540 mm	13
1956	33.1 °C8 October 1956	7.2 °C5 June 1956	19.6 °C	1,257 mm	34
1955	35.6 °C1 October 1955	5.3 °C1 August 1955	20.2 °C	1,268 mm	31
1954	34.3 °C19 September 1954	6.9 °C22 June 1954	20.6 °C	1,209 mm	19
1953	31.6 °C20 August 1953	9.9 °C25 July 1953	20.5 °C	1,313 mm	7
1952	33.3 °C30 September 1952	7.7 °C29 April 1952	20.2 °C	1,253 mm	18
1951	33.2 °C26 September 1951	8.5 °C30 June 1951	20.3 °C	1,164 mm	27
1950	33.1 °C17 September 1950	7.1 °C12 July 1950	20.0 °C	1,545 mm	15
1949	30.5 °C18 March 1949	8.6 °C16 August 1949	19.8 °C	1,976 mm	3
1948	35.3 °C26 September 1948	8.5 °C3 August 1948	20.4 °C	1,337 mm	20
1947	31.8 °C7 January 1947	7.3 °C8 July 1947	19.6 °C	1,944 mm	10
1946	30.1 °C18 October 1946	8.1 °C18 July 1946	20.3 °C	2,156 mm	1
1945	31.3 °C28 September 1945	10.0 °C11 July 1945	20.1 °C	2,059 mm	3
1944	34.5 °C5 September 1944	9.9 °C11 July 1944	20.9 °C	1,293 mm	30
1943	32.7 °C17 January 1943	8.3 °C30 August 1943	19.8 °C	957 mm	18
1942	38.2 °C27 November 1942	5.6 °C19 June 1942	20.5 °C	909 mm	56
1941	30.5 °C9 January 1941	7.1 °C30 May 1941	20.1 °C	1,948 mm	3
1940	31.3 °C23 August 1940	8.0 °C17 August 1940	20.4 °C	1,694 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

26.8 °C

+0.7 °C

Hot days (≥ 30 °C)

85 d/yr

+31

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1129 mm

-250 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.5 °C	+1.4 °C	199 mm	-19 mm
Feb	30.4 °C	+2.3 °C	180 mm	-8 mm
Mar	29.7 °C	+2.0 °C	71 mm	-66 mm
Apr	26.2 °C	0.0 °C	120 mm	+49 mm
May	25.0 °C	+1.3 °C	17 mm	-55 mm
Jun	22.4 °C	-0.3 °C	67 mm	+9 mm
Jul	22.1 °C	-0.8 °C	5 mm	-40 mm
Aug	25.0 °C	0.0 °C	1 mm	-39 mm
Sep	28.3 °C	+1.8 °C	19 mm	-61 mm
Oct	26.7 °C	-0.3 °C	107 mm	-26 mm
Nov	26.9 °C	-0.5 °C	136 mm	-9 mm
Dec	29.1 °C	+1.5 °C	207 mm	+13 mm

The year's extremes

Hottest day

34.4 °C

30 Sep 2025

Coldest day

4.9 °C

25 Jun 2025

Wettest day

96.0 mm

1 Feb 2025

Windiest day

34.0 km/h

10 Dec 2025

Strongest gust

83.9 km/h

22 Sep 2025

Hottest feels-like

39.1 °C

26 Dec 2025

Coldest feels-like

1.9 °C

25 Jun 2025

Sunniest day

13.3 h

27 Nov 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 Cerqueira César?

Cerqueira César has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.9 °C and it receives 1,379 mm of precipitation per year.

What is the hottest day ever recorded in Cerqueira César?

The hottest day measured in Cerqueira César between 1940 and 2025 was 6 October 2020, reaching 39.4 °C.

What is the coldest day in Cerqueira César?

The coldest day measured in Cerqueira César between 1940 and 2025 was 18 July 1975, at 1.0 °C.

Does it snow in Cerqueira César?

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

Has the climate of Cerqueira César warmed?

Yes: Cerqueira César warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Cerqueira César?

The wettest day measured in Cerqueira César between 1940 and 2025 was 17 December 2012, with 124 mm of rain in 24 hours.

What was the windiest day in Cerqueira César?

The windiest day measured in Cerqueira César between 1940 and 2025 was 28 November 1950, with winds reaching 36.7 km/h.

What is the warmest month in Cerqueira César?

The warmest month in Cerqueira César is January (23.5 °C on average); the coldest is July (17.3 °C).

How much does it rain in Cerqueira César?

Cerqueira César receives on average 1,379 mm of precipitation per year, spread over about 148 rainy days.

Is it sunny in Cerqueira César?

Cerqueira César gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.

Are there tropical nights in Cerqueira César?

Yes: Cerqueira César has on average 70 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Cerqueira César?

In Cerqueira César, between 1940 and 2025, the highest apparent temperature reached 41.5 °C on 30 October 2012, and the lowest was -3.7 °C on 18 July 1975.

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