Sumaré climate — normals and trends

Q: What is the climate of Sumaré?

Sumaré has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 1,470 mm of precipitation per year.

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

The hottest day measured in Sumaré between 1940 and 2025 was 20 January 2015, reaching 40.1 °C.

Q: What is the coldest day in Sumaré?

The coldest day measured in Sumaré between 1940 and 2025 was 6 June 1988, at 1.2 °C.

Q: Does it snow in Sumaré?

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

Q: Has the climate of Sumaré warmed?

Yes: Sumaré warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Sumaré?

The wettest day measured in Sumaré between 1940 and 2025 was 22 January 1992, with 175 mm of rain in 24 hours.

Q: What was the windiest day in Sumaré?

The windiest day measured in Sumaré between 1940 and 2025 was 8 September 1978, with winds reaching 35.8 km/h.

Q: What is the warmest month in Sumaré?

The warmest month in Sumaré is February (23.9 °C on average); the coldest is July (17.7 °C).

Q: How much does it rain in Sumaré?

Sumaré receives on average 1,470 mm of precipitation per year, spread over about 150 rainy days.

Q: Is it sunny in Sumaré?

Sumaré gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Sumaré (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 21.3 °C and it receives 1,470 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 (23.9 °C on average) and the coldest is July (17.7 °C). Rainfall peaks in January.

Sumaré averages 0 frost days, 75 hot days (≥ 30 °C) and 150 rainy days per year.

Sumaré has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.

The hottest day of the period reached 40.1 °C (on 20 January 2015) and the coldest 1.2 °C (on 6 June 1988).

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

SumaréSão Paulo

coords: -22.82°, -47.27°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthFebruaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

21.3°C

Average daily high

27.0°C

Average daily low

16.8°C

Annual rainfall

1,470mm

Sunshine / day

9.9h

Mean relative humidity

74%

Average peak wind

14.2km/h

Seasonal range

6.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

75 d/yr

Rainy days (≥ 1 mm)

150 d/yr

Annual snowfall

0.0 cm

Average feels-like high

29.1 °C

Average feels-like low

17.2 °C

Average peak gust

31.1 km/h

Tropical nights (≥ 20 °C)

71 d/yr

Solar radiation

18.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.3 °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

40.1 °C

20 January 2015

Coldest day

1.2 °C

6 June 1988

Wettest day

175 mm

22 January 1992

Windiest day

35.8 km/h

8 September 1978

Strongest gust

83.5 km/h

22 September 2025

Hottest feels-like

42.8 °C

13 January 2015

Coldest feels-like

-2.0 °C

1 June 1979

Sunniest day

13.4 h

18 December 2024

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	36.0 °C26 December 2025	2.6 °C25 June 2025	22.1 °C	1,029 mm	131
2024	37.8 °C2 October 2024	5.4 °C11 August 2024	23.1 °C	1,139 mm	183
2023	38.2 °C13 November 2023	6.6 °C18 June 2023	22.2 °C	1,228 mm	122
2022	35.0 °C9 September 2022	3.8 °C20 May 2022	21.7 °C	1,183 mm	116
2021	37.0 °C20 September 2021	2.8 °C30 July 2021	22.0 °C	921 mm	137
2020	39.5 °C7 October 2020	5.7 °C27 May 2020	22.2 °C	1,080 mm	121
2019	38.7 °C27 October 2019	5.9 °C8 July 2019	23.1 °C	1,080 mm	156
2018	37.0 °C20 December 2018	6.4 °C21 May 2018	22.8 °C	992 mm	148
2017	37.1 °C3 January 2017	7.8 °C11 June 2017	22.7 °C	1,165 mm	148
2016	38.2 °C19 October 2016	5.3 °C12 June 2016	22.5 °C	1,394 mm	158
2015	40.1 °C20 January 2015	9.6 °C28 July 2015	23.2 °C	1,549 mm	146
2014	38.6 °C3 February 2014	8.9 °C4 June 2014	23.5 °C	895 mm	181
2013	36.3 °C11 November 2013	7.2 °C28 August 2013	21.7 °C	1,345 mm	109
2012	37.7 °C31 October 2012	6.2 °C14 July 2012	22.2 °C	1,414 mm	128
2011	35.7 °C30 September 2011	3.9 °C28 June 2011	21.7 °C	1,406 mm	117
2010	34.8 °C12 December 2010	6.7 °C7 June 2010	22.2 °C	1,205 mm	134
2009	34.5 °C6 March 2009	5.9 °C3 June 2009	21.9 °C	1,752 mm	89
2008	35.6 °C15 October 2008	7.7 °C17 July 2008	21.4 °C	1,360 mm	79
2007	36.3 °C21 October 2007	6.0 °C30 July 2007	22.2 °C	1,354 mm	113
2006	36.3 °C15 September 2006	6.8 °C6 September 2006	21.8 °C	1,331 mm	86
2005	35.6 °C13 October 2005	9.3 °C10 July 2005	22.0 °C	1,433 mm	87
2004	35.0 °C26 September 2004	7.8 °C2 August 2004	21.2 °C	1,397 mm	66
2003	35.5 °C24 September 2003	8.0 °C17 August 2003	21.8 °C	1,292 mm	90
2002	37.2 °C12 October 2002	4.9 °C3 September 2002	22.5 °C	1,277 mm	127
2001	34.5 °C8 November 2001	7.3 °C27 June 2001	21.9 °C	1,310 mm	108
2000	35.5 °C13 October 2000	2.5 °C18 July 2000	21.4 °C	1,553 mm	81
1999	35.7 °C1 October 1999	7.6 °C24 June 1999	21.3 °C	1,434 mm	92
1998	34.5 °C3 December 1998	7.5 °C9 June 1998	21.6 °C	1,701 mm	91
1997	35.1 °C9 September 1997	5.0 °C9 June 1997	21.7 °C	1,639 mm	100
1996	34.2 °C30 January 1996	5.7 °C13 July 1996	21.2 °C	1,843 mm	80
1995	34.4 °C11 September 1995	9.2 °C1 June 1995	21.6 °C	1,907 mm	99
1994	35.5 °C13 October 1994	1.4 °C27 June 1994	22.0 °C	1,465 mm	105
1993	34.6 °C16 November 1993	5.6 °C1 August 1993	21.5 °C	1,537 mm	77
1992	33.0 °C15 November 1992	8.6 °C26 August 1992	21.3 °C	1,625 mm	47
1991	33.4 °C15 October 1991	7.2 °C25 July 1991	21.4 °C	1,810 mm	65
1990	34.5 °C11 October 1990	3.1 °C23 June 1990	21.5 °C	1,493 mm	119
1989	33.4 °C25 October 1989	5.7 °C19 July 1989	21.0 °C	1,562 mm	54
1988	36.5 °C27 September 1988	1.2 °C6 June 1988	21.4 °C	1,589 mm	96
1987	33.7 °C15 September 1987	3.7 °C9 August 1987	21.4 °C	1,488 mm	91
1986	35.1 °C25 November 1986	7.1 °C12 July 1986	21.6 °C	1,457 mm	77
1985	37.4 °C17 November 1985	3.9 °C8 June 1985	21.4 °C	1,245 mm	85
1984	34.4 °C15 January 1984	5.4 °C27 August 1984	22.1 °C	1,259 mm	98
1983	33.5 °C17 February 1983	6.1 °C8 August 1983	21.4 °C	2,328 mm	44
1982	32.6 °C13 February 1982	8.6 °C1 August 1982	21.2 °C	1,879 mm	48
1981	34.2 °C20 September 1981	1.4 °C22 July 1981	21.1 °C	1,424 mm	60
1980	34.7 °C27 October 1980	6.6 °C28 June 1980	21.5 °C	1,406 mm	67
1979	33.3 °C22 November 1979	1.3 °C1 June 1979	20.9 °C	1,432 mm	65
1978	34.8 °C25 October 1978	4.2 °C2 June 1978	21.3 °C	1,336 mm	82
1977	34.3 °C13 March 1977	7.4 °C18 May 1977	21.9 °C	1,403 mm	90
1976	34.1 °C19 January 1976	6.4 °C16 August 1976	20.5 °C	2,088 mm	37
1975	33.6 °C10 September 1975	4.6 °C8 July 1975	21.2 °C	1,367 mm	84
1974	35.4 °C19 November 1974	5.1 °C17 August 1974	21.0 °C	1,478 mm	77
1973	34.5 °C22 February 1973	5.6 °C20 June 1973	21.5 °C	1,451 mm	79
1972	34.1 °C26 October 1972	4.5 °C9 July 1972	21.0 °C	1,814 mm	46
1971	35.0 °C25 January 1971	5.3 °C7 July 1971	21.0 °C	1,156 mm	78
1970	33.5 °C8 December 1970	6.9 °C3 July 1970	21.1 °C	1,099 mm	54
1969	34.4 °C11 September 1969	3.8 °C11 July 1969	21.7 °C	898 mm	95
1968	35.5 °C6 November 1968	4.1 °C18 May 1968	20.6 °C	926 mm	75
1967	33.2 °C9 October 1967	4.6 °C9 June 1967	21.3 °C	1,260 mm	56
1966	33.8 °C12 September 1966	5.9 °C7 August 1966	20.6 °C	1,529 mm	30
1965	34.0 °C19 September 1965	3.3 °C12 July 1965	20.3 °C	1,718 mm	23
1964	31.4 °C1 September 1964	7.2 °C28 July 1964	19.9 °C	1,803 mm	11
1963	37.9 °C17 October 1963	6.1 °C21 June 1963	21.8 °C	1,020 mm	91
1962	32.5 °C8 September 1962	4.5 °C19 July 1962	19.6 °C	1,883 mm	18
1961	38.5 °C28 September 1961	10.4 °C30 May 1961	21.9 °C	1,315 mm	76
1960	36.2 °C24 September 1960	7.5 °C14 July 1960	20.3 °C	1,574 mm	22
1959	33.4 °C11 October 1959	5.2 °C8 June 1959	21.2 °C	1,448 mm	53
1958	33.5 °C15 November 1958	6.5 °C23 June 1958	20.7 °C	1,359 mm	51
1957	34.3 °C19 October 1957	3.5 °C22 July 1957	20.4 °C	1,499 mm	18
1956	32.8 °C1 February 1956	5.5 °C6 June 1956	19.9 °C	1,249 mm	40
1955	36.0 °C1 October 1955	5.6 °C26 May 1955	20.5 °C	1,328 mm	48
1954	35.0 °C22 September 1954	5.5 °C22 June 1954	20.7 °C	1,738 mm	28
1953	32.3 °C21 August 1953	9.8 °C30 July 1953	20.9 °C	1,479 mm	15
1952	34.2 °C30 September 1952	5.4 °C16 July 1952	20.4 °C	1,352 mm	18
1951	33.6 °C26 September 1951	9.4 °C30 June 1951	20.6 °C	1,266 mm	32
1950	33.7 °C17 September 1950	8.2 °C5 August 1950	20.3 °C	1,790 mm	26
1949	32.3 °C13 October 1949	9.2 °C16 May 1949	20.1 °C	1,904 mm	7
1948	36.0 °C26 September 1948	7.8 °C16 June 1948	20.8 °C	1,443 mm	37
1947	32.6 °C18 January 1947	5.4 °C8 July 1947	19.9 °C	1,962 mm	13
1946	30.7 °C1 November 1946	5.7 °C17 June 1946	20.6 °C	2,173 mm	10
1945	31.7 °C28 September 1945	8.8 °C26 June 1945	20.4 °C	2,481 mm	2
1944	35.5 °C7 September 1944	9.2 °C14 June 1944	21.0 °C	1,448 mm	32
1943	31.2 °C17 January 1943	8.5 °C8 August 1943	19.8 °C	1,340 mm	6
1942	37.4 °C27 November 1942	4.1 °C26 June 1942	20.4 °C	989 mm	58
1941	31.1 °C10 January 1941	8.6 °C29 May 1941	20.5 °C	2,550 mm	7
1940	32.5 °C23 August 1940	9.4 °C19 August 1940	20.8 °C	1,939 mm	8

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

28.4 °C

+1.4 °C

Hot days (≥ 30 °C)

131 d/yr

+56

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1029 mm

-441 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	30.2 °C	+1.5 °C	207 mm	-34 mm
Feb	31.4 °C	+2.5 °C	108 mm	-85 mm
Mar	31.7 °C	+3.3 °C	67 mm	-85 mm
Apr	27.8 °C	+0.8 °C	129 mm	+53 mm
May	26.6 °C	+1.9 °C	14 mm	-53 mm
Jun	24.5 °C	+0.7 °C	47 mm	+2 mm
Jul	24.5 °C	+0.4 °C	6 mm	-35 mm
Aug	27.3 °C	+1.1 °C	2 mm	-34 mm
Sep	29.8 °C	+2.0 °C	19 mm	-57 mm
Oct	28.3 °C	+0.3 °C	107 mm	-40 mm
Nov	28.8 °C	+0.8 °C	117 mm	-50 mm
Dec	30.7 °C	+2.5 °C	207 mm	-23 mm

The year's extremes

Hottest day

36.0 °C

26 Dec 2025

Coldest day

2.6 °C

25 Jun 2025

Wettest day

57.6 mm

13 Dec 2025

Windiest day

34.5 km/h

10 Dec 2025

Strongest gust

83.5 km/h

22 Sep 2025

Hottest feels-like

40.5 °C

26 Dec 2025

Coldest feels-like

-0.4 °C

25 Jun 2025

Sunniest day

13.4 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 Sumaré?

Sumaré has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 1,470 mm of precipitation per year.

What is the hottest day ever recorded in Sumaré?

The hottest day measured in Sumaré between 1940 and 2025 was 20 January 2015, reaching 40.1 °C.

What is the coldest day in Sumaré?

The coldest day measured in Sumaré between 1940 and 2025 was 6 June 1988, at 1.2 °C.

Does it snow in Sumaré?

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

Has the climate of Sumaré warmed?

Yes: Sumaré warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Sumaré?

The wettest day measured in Sumaré between 1940 and 2025 was 22 January 1992, with 175 mm of rain in 24 hours.

What was the windiest day in Sumaré?

The windiest day measured in Sumaré between 1940 and 2025 was 8 September 1978, with winds reaching 35.8 km/h.

What is the warmest month in Sumaré?

The warmest month in Sumaré is February (23.9 °C on average); the coldest is July (17.7 °C).

How much does it rain in Sumaré?

Sumaré receives on average 1,470 mm of precipitation per year, spread over about 150 rainy days.

Is it sunny in Sumaré?

Sumaré gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Are there tropical nights in Sumaré?

Yes: Sumaré has on average 71 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Sumaré?

In Sumaré, between 1940 and 2025, the highest apparent temperature reached 42.8 °C on 13 January 2015, and the lowest was -2.0 °C on 1 June 1979.

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