São Manuel climate — normals and trends

Q: What is the climate of São Manuel?

São Manuel has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.1 °C and it receives 1,313 mm of precipitation per year.

Q: What is the hottest day ever recorded in São Manuel?

The hottest day measured in São Manuel between 1940 and 2025 was 7 October 2020, reaching 39.6 °C.

Q: What is the coldest day in São Manuel?

The coldest day measured in São Manuel between 1940 and 2025 was 27 June 1994, at 1.6 °C.

Q: Does it snow in São Manuel?

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

Q: Has the climate of São Manuel warmed?

Yes: São Manuel warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in São Manuel?

The wettest day measured in São Manuel between 1940 and 2025 was 4 January 2000, with 106 mm of rain in 24 hours.

Q: What was the windiest day in São Manuel?

The windiest day measured in São Manuel between 1940 and 2025 was 28 November 1950, with winds reaching 34.0 km/h.

Q: What is the warmest month in São Manuel?

The warmest month in São Manuel is January (23.7 °C on average); the coldest is July (17.5 °C).

Q: How much does it rain in São Manuel?

São Manuel receives on average 1,313 mm of precipitation per year, spread over about 145 rainy days.

Q: Is it sunny in São Manuel?

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

São Manuel (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 21.1 °C and it receives 1,313 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 (23.7 °C on average) and the coldest is July (17.5 °C). Rainfall peaks in January.

São Manuel averages 0 frost days, 67 hot days (≥ 30 °C) and 145 rainy days per year.

São Manuel has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.6 °C (on 7 October 2020) and the coldest 1.6 °C (on 27 June 1994).

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

São ManuelSão Paulo

coords: -22.73°, -48.57°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

21.1°C

Average daily high

26.5°C

Average daily low

16.8°C

Annual rainfall

1,313mm

Sunshine / day

9.7h

Mean relative humidity

75%

Average peak wind

14.8km/h

Seasonal range

6.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

67 d/yr

Rainy days (≥ 1 mm)

145 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.3 °C

Average feels-like low

17.1 °C

Average peak gust

33.5 km/h

Tropical nights (≥ 20 °C)

73 d/yr

Solar radiation

17.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.1 °C

since 1940

+0.3 °C per decade · r² = 0.63 · 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

39.6 °C

7 October 2020

Coldest day

1.6 °C

27 June 1994

Wettest day

106 mm

4 January 2000

Windiest day

34.0 km/h

28 November 1950

Strongest gust

90.0 km/h

22 September 2025

Hottest feels-like

41.9 °C

20 January 2015

Coldest feels-like

-1.5 °C

1 June 1979

Sunniest day

13.4 h

16 December 1942

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	35.8 °C30 September 2025	3.8 °C25 June 2025	21.7 °C	1,003 mm	120
2024	37.6 °C26 September 2024	6.2 °C27 August 2024	22.9 °C	1,001 mm	171
2023	38.1 °C12 November 2023	7.3 °C15 July 2023	22.0 °C	1,135 mm	113
2022	34.0 °C10 December 2022	5.6 °C20 May 2022	21.2 °C	1,160 mm	79
2021	37.4 °C21 September 2021	2.6 °C30 July 2021	21.6 °C	868 mm	121
2020	39.6 °C7 October 2020	5.1 °C27 May 2020	21.8 °C	1,073 mm	109
2019	37.9 °C27 October 2019	5.4 °C6 July 2019	22.8 °C	976 mm	136
2018	36.0 °C17 December 2018	6.7 °C21 May 2018	22.4 °C	864 mm	129
2017	36.8 °C12 October 2017	7.4 °C19 July 2017	22.1 °C	1,138 mm	124
2016	36.6 °C17 October 2016	5.8 °C13 June 2016	22.1 °C	1,325 mm	141
2015	38.4 °C20 October 2015	10.1 °C16 June 2015	22.8 °C	1,490 mm	127
2014	38.3 °C5 February 2014	7.2 °C1 July 2014	22.9 °C	838 mm	148
2013	35.5 °C4 December 2013	6.3 °C24 July 2013	21.4 °C	1,191 mm	100
2012	37.9 °C31 October 2012	5.7 °C14 July 2012	22.1 °C	1,473 mm	118
2011	36.3 °C30 September 2011	3.1 °C28 June 2011	21.5 °C	1,278 mm	98
2010	34.1 °C12 December 2010	7.6 °C6 June 2010	21.5 °C	1,230 mm	106
2009	35.1 °C6 March 2009	6.0 °C4 June 2009	21.6 °C	1,561 mm	73
2008	35.8 °C15 October 2008	5.8 °C17 June 2008	21.2 °C	1,167 mm	61
2007	35.9 °C29 October 2007	6.5 °C26 July 2007	22.0 °C	1,299 mm	101
2006	35.7 °C15 September 2006	6.0 °C6 September 2006	21.8 °C	1,093 mm	87
2005	35.2 °C13 October 2005	9.1 °C26 July 2005	21.8 °C	1,111 mm	75
2004	36.3 °C26 September 2004	7.6 °C27 May 2004	21.0 °C	1,292 mm	61
2003	35.4 °C19 October 2003	7.7 °C17 August 2003	21.5 °C	1,100 mm	89
2002	36.8 °C11 October 2002	5.6 °C3 September 2002	22.4 °C	1,102 mm	123
2001	35.3 °C7 November 2001	4.7 °C21 June 2001	21.7 °C	1,213 mm	102
2000	35.9 °C23 October 2000	2.8 °C17 July 2000	21.2 °C	1,385 mm	80
1999	36.6 °C21 January 1999	6.5 °C18 April 1999	21.1 °C	1,325 mm	87
1998	34.3 °C3 December 1998	9.3 °C17 May 1998	21.3 °C	1,481 mm	77
1997	35.4 °C9 September 1997	5.9 °C9 June 1997	21.4 °C	1,693 mm	88
1996	34.3 °C30 January 1996	6.3 °C12 July 1996	21.0 °C	1,568 mm	70
1995	35.0 °C11 September 1995	9.6 °C5 June 1995	21.5 °C	1,695 mm	85
1994	36.8 °C13 October 1994	1.6 °C27 June 1994	21.7 °C	1,269 mm	92
1993	34.4 °C2 January 1993	4.3 °C1 August 1993	21.3 °C	1,367 mm	71
1992	32.2 °C15 November 1992	8.0 °C24 July 1992	20.9 °C	1,374 mm	40
1991	34.1 °C16 October 1991	4.0 °C24 July 1991	21.0 °C	1,517 mm	57
1990	34.9 °C11 October 1990	3.5 °C29 July 1990	21.3 °C	1,274 mm	112
1989	33.9 °C25 October 1989	7.4 °C12 July 1989	20.6 °C	1,535 mm	43
1988	36.1 °C27 September 1988	3.7 °C5 June 1988	21.0 °C	1,333 mm	83
1987	33.9 °C15 September 1987	3.3 °C8 August 1987	21.1 °C	1,323 mm	80
1986	34.7 °C1 November 1986	7.8 °C1 June 1986	21.3 °C	1,338 mm	74
1985	38.0 °C17 November 1985	4.7 °C8 June 1985	21.2 °C	1,055 mm	87
1984	35.0 °C15 January 1984	5.3 °C27 August 1984	21.9 °C	1,026 mm	85
1983	32.5 °C17 February 1983	6.5 °C6 August 1983	21.0 °C	2,113 mm	34
1982	32.7 °C13 February 1982	8.6 °C31 July 1982	21.0 °C	1,681 mm	44
1981	33.7 °C19 September 1981	2.7 °C21 July 1981	20.8 °C	1,277 mm	46
1980	34.3 °C27 October 1980	5.6 °C28 June 1980	21.2 °C	1,278 mm	53
1979	34.0 °C7 December 1979	1.8 °C1 June 1979	20.7 °C	1,059 mm	55
1978	34.0 °C25 January 1978	3.8 °C15 August 1978	20.9 °C	1,145 mm	72
1977	33.9 °C11 March 1977	7.1 °C18 May 1977	21.8 °C	1,284 mm	82
1976	33.2 °C19 January 1976	6.7 °C16 August 1976	20.2 °C	1,842 mm	33
1975	33.8 °C9 September 1975	2.8 °C18 July 1975	21.1 °C	1,211 mm	77
1974	35.1 °C19 November 1974	5.5 °C17 August 1974	20.7 °C	1,398 mm	62
1973	34.1 °C22 February 1973	4.8 °C20 June 1973	21.2 °C	1,346 mm	73
1972	34.2 °C26 October 1972	2.8 °C9 July 1972	20.9 °C	1,642 mm	44
1971	35.9 °C26 January 1971	5.8 °C6 July 1971	21.0 °C	944 mm	73
1970	33.9 °C8 December 1970	7.0 °C3 July 1970	20.9 °C	1,066 mm	44
1969	34.5 °C11 September 1969	3.6 °C11 July 1969	21.5 °C	784 mm	95
1968	36.1 °C7 October 1968	4.5 °C18 May 1968	20.5 °C	854 mm	78
1967	33.7 °C5 October 1967	5.4 °C9 June 1967	21.2 °C	1,138 mm	60
1966	33.7 °C15 September 1966	4.0 °C6 August 1966	20.3 °C	1,432 mm	29
1965	33.2 °C10 September 1965	4.2 °C12 July 1965	20.1 °C	1,631 mm	18
1964	30.6 °C14 March 1964	6.5 °C6 June 1964	19.6 °C	1,483 mm	6
1963	38.3 °C17 October 1963	6.0 °C21 June 1963	21.4 °C	977 mm	81
1962	33.3 °C20 September 1962	4.5 °C7 July 1962	19.4 °C	1,454 mm	17
1961	37.6 °C27 September 1961	10.4 °C16 June 1961	21.5 °C	1,190 mm	58
1960	35.8 °C24 September 1960	6.9 °C10 July 1960	19.9 °C	1,564 mm	15
1959	34.1 °C7 September 1959	6.6 °C7 June 1959	21.1 °C	1,250 mm	44
1958	33.3 °C8 January 1958	7.9 °C23 June 1958	20.6 °C	1,274 mm	42
1957	34.4 °C19 October 1957	3.8 °C21 July 1957	20.1 °C	1,351 mm	17
1956	33.3 °C8 October 1956	6.3 °C6 June 1956	19.7 °C	1,211 mm	37
1955	35.9 °C1 October 1955	6.3 °C1 August 1955	20.3 °C	1,260 mm	38
1954	34.7 °C19 September 1954	5.7 °C21 June 1954	20.7 °C	1,207 mm	33
1953	32.7 °C21 August 1953	9.9 °C12 July 1953	20.6 °C	1,286 mm	11
1952	34.5 °C30 September 1952	7.0 °C16 July 1952	20.3 °C	1,159 mm	20
1951	34.0 °C26 September 1951	9.2 °C30 June 1951	20.4 °C	1,078 mm	29
1950	33.8 °C17 September 1950	7.6 °C12 July 1950	20.1 °C	1,502 mm	22
1949	31.5 °C13 October 1949	9.3 °C16 August 1949	19.9 °C	1,896 mm	5
1948	36.3 °C26 September 1948	6.8 °C15 June 1948	20.6 °C	1,202 mm	29
1947	32.6 °C8 January 1947	6.9 °C8 July 1947	19.7 °C	1,828 mm	12
1946	30.6 °C18 October 1946	6.4 °C4 June 1946	20.4 °C	2,085 mm	5
1945	31.8 °C28 September 1945	9.4 °C25 June 1945	20.2 °C	2,119 mm	5
1944	35.0 °C7 September 1944	9.6 °C15 July 1944	20.9 °C	1,318 mm	30
1943	32.8 °C17 January 1943	8.6 °C23 August 1943	19.8 °C	1,032 mm	19
1942	38.1 °C27 November 1942	5.5 °C18 June 1942	20.4 °C	861 mm	57
1941	30.8 °C9 January 1941	7.7 °C5 September 1941	20.2 °C	2,044 mm	6
1940	32.3 °C23 August 1940	9.4 °C17 August 1940	20.6 °C	1,648 mm	5

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

27.8 °C

+1.3 °C

Hot days (≥ 30 °C)

120 d/yr

+53

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1003 mm

-310 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	30.2 °C	+1.8 °C	172 mm	-45 mm
Feb	31.2 °C	+2.7 °C	113 mm	-66 mm
Mar	31.2 °C	+3.2 °C	67 mm	-69 mm
Apr	27.2 °C	+0.6 °C	110 mm	+49 mm
May	25.7 °C	+1.6 °C	16 mm	-46 mm
Jun	23.5 °C	+0.4 °C	46 mm	-0 mm
Jul	23.3 °C	-0.1 °C	5 mm	-33 mm
Aug	26.4 °C	+0.8 °C	1 mm	-34 mm
Sep	29.4 °C	+2.2 °C	15 mm	-54 mm
Oct	27.8 °C	+0.2 °C	107 mm	-20 mm
Nov	27.7 °C	-0.1 °C	110 mm	-31 mm
Dec	29.8 °C	+1.8 °C	241 mm	+41 mm

The year's extremes

Hottest day

35.8 °C

30 Sep 2025

Coldest day

3.8 °C

25 Jun 2025

Wettest day

62.7 mm

9 Dec 2025

Windiest day

33.9 km/h

10 Dec 2025

Strongest gust

90.0 km/h

22 Sep 2025

Hottest feels-like

39.6 °C

26 Dec 2025

Coldest feels-like

0.7 °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 São Manuel?

São Manuel has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.1 °C and it receives 1,313 mm of precipitation per year.

What is the hottest day ever recorded in São Manuel?

The hottest day measured in São Manuel between 1940 and 2025 was 7 October 2020, reaching 39.6 °C.

What is the coldest day in São Manuel?

The coldest day measured in São Manuel between 1940 and 2025 was 27 June 1994, at 1.6 °C.

Does it snow in São Manuel?

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

Has the climate of São Manuel warmed?

Yes: São Manuel warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in São Manuel?

The wettest day measured in São Manuel between 1940 and 2025 was 4 January 2000, with 106 mm of rain in 24 hours.

What was the windiest day in São Manuel?

The windiest day measured in São Manuel between 1940 and 2025 was 28 November 1950, with winds reaching 34.0 km/h.

What is the warmest month in São Manuel?

The warmest month in São Manuel is January (23.7 °C on average); the coldest is July (17.5 °C).

How much does it rain in São Manuel?

São Manuel receives on average 1,313 mm of precipitation per year, spread over about 145 rainy days.

Is it sunny in São Manuel?

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

Are there tropical nights in São Manuel?

Yes: São Manuel has on average 73 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in São Manuel?

In São Manuel, between 1940 and 2025, the highest apparent temperature reached 41.9 °C on 20 January 2015, and the lowest was -1.5 °C on 1 June 1979.

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