Pederneiras climate — normals and trends

Q: What is the climate of Pederneiras?

Pederneiras has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.3 °C and it receives 1,331 mm of precipitation per year.

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

The hottest day measured in Pederneiras between 1940 and 2025 was 7 October 2020, reaching 40.7 °C.

Q: What is the coldest day in Pederneiras?

The coldest day measured in Pederneiras between 1940 and 2025 was 21 July 1981, at 1.9 °C.

Q: Does it snow in Pederneiras?

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

Q: Has the climate of Pederneiras warmed?

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

Q: What is the wettest day in Pederneiras?

The wettest day measured in Pederneiras between 1940 and 2025 was 18 November 2000, with 135 mm of rain in 24 hours.

Q: What was the windiest day in Pederneiras?

The windiest day measured in Pederneiras between 1940 and 2025 was 16 October 1950, with winds reaching 33.7 km/h.

Q: What is the warmest month in Pederneiras?

The warmest month in Pederneiras is January (24.5 °C on average); the coldest is July (18.7 °C).

Q: How much does it rain in Pederneiras?

Pederneiras receives on average 1,331 mm of precipitation per year, spread over about 145 rainy days.

Q: Is it sunny in Pederneiras?

Pederneiras gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Pederneiras (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 22.3 °C and it receives 1,331 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 (24.5 °C on average) and the coldest is July (18.7 °C). Rainfall peaks in January.

Pederneiras averages 0 frost days, 101 hot days (≥ 30 °C) and 145 rainy days per year.

Pederneiras 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 40.7 °C (on 7 October 2020) and the coldest 1.9 °C (on 21 July 1981).

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

PederneirasSão Paulo

coords: -22.35°, -48.77°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthJanuaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

22.3°C

Average daily high

27.8°C

Average daily low

17.7°C

Annual rainfall

1,331mm

Sunshine / day

10.0h

Mean relative humidity

72%

Average peak wind

14.5km/h

Seasonal range

5.8°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

101 d/yr

Rainy days (≥ 1 mm)

145 d/yr

Annual snowfall

0.0 cm

Average feels-like high

29.8 °C

Average feels-like low

18.2 °C

Average peak gust

32.6 km/h

Tropical nights (≥ 20 °C)

110 d/yr

Solar radiation

18.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.2 °C

since 1940

+0.3 °C per decade · r² = 0.64 · 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

40.7 °C

7 October 2020

Coldest day

1.9 °C

21 July 1981

Wettest day

135 mm

18 November 2000

Windiest day

33.7 km/h

16 October 1950

Strongest gust

82.4 km/h

22 September 2025

Hottest feels-like

42.8 °C

29 October 2012

Coldest feels-like

-1.4 °C

21 July 1981

Sunniest day

13.3 h

5 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	36.8 °C30 September 2025	4.7 °C25 June 2025	23.0 °C	919 mm	167
2024	38.8 °C26 September 2024	7.6 °C11 August 2024	24.1 °C	1,020 mm	212
2023	38.8 °C12 November 2023	7.8 °C15 July 2023	23.2 °C	1,040 mm	155
2022	34.6 °C10 December 2022	6.5 °C20 May 2022	22.4 °C	1,178 mm	136
2021	38.8 °C21 September 2021	3.8 °C30 July 2021	22.7 °C	833 mm	158
2020	40.7 °C7 October 2020	7.3 °C27 May 2020	22.9 °C	858 mm	151
2019	38.0 °C12 September 2019	6.4 °C6 July 2019	24.1 °C	930 mm	193
2018	36.2 °C14 March 2018	8.3 °C11 August 2018	23.7 °C	835 mm	198
2017	37.4 °C12 October 2017	8.2 °C19 July 2017	23.3 °C	1,141 mm	154
2016	37.6 °C17 October 2016	7.0 °C13 June 2016	23.2 °C	1,353 mm	180
2015	39.5 °C20 October 2015	12.1 °C16 June 2015	23.9 °C	1,350 mm	168
2014	39.7 °C17 October 2014	9.0 °C1 July 2014	24.1 °C	828 mm	193
2013	36.1 °C4 December 2013	6.2 °C28 August 2013	22.6 °C	1,225 mm	135
2012	38.6 °C31 October 2012	7.2 °C14 July 2012	23.3 °C	1,312 mm	163
2011	37.6 °C30 September 2011	4.5 °C28 June 2011	22.7 °C	1,332 mm	141
2010	35.8 °C28 November 2010	7.7 °C16 August 2010	22.8 °C	1,124 mm	143
2009	36.4 °C6 March 2009	5.9 °C3 June 2009	22.6 °C	1,605 mm	105
2008	37.5 °C15 October 2008	7.1 °C17 June 2008	22.4 °C	1,112 mm	117
2007	37.5 °C29 October 2007	7.0 °C26 July 2007	23.3 °C	1,284 mm	160
2006	36.2 °C15 September 2006	7.0 °C6 September 2006	22.8 °C	1,093 mm	135
2005	35.7 °C13 October 2005	10.8 °C26 July 2005	23.0 °C	1,148 mm	134
2004	37.7 °C26 September 2004	8.5 °C27 May 2004	22.2 °C	1,289 mm	96
2003	36.8 °C19 October 2003	9.0 °C27 May 2003	22.7 °C	1,137 mm	124
2002	37.3 °C11 October 2002	6.8 °C3 September 2002	23.5 °C	1,089 mm	173
2001	36.2 °C7 November 2001	7.7 °C21 June 2001	22.8 °C	1,210 mm	143
2000	36.9 °C23 October 2000	4.6 °C18 July 2000	22.4 °C	1,490 mm	132
1999	37.0 °C21 January 1999	7.8 °C18 April 1999	22.3 °C	1,332 mm	120
1998	35.1 °C5 January 1998	9.5 °C9 June 1998	22.4 °C	1,619 mm	124
1997	36.6 °C10 November 1997	7.1 °C9 June 1997	22.4 °C	1,666 mm	122
1996	34.7 °C30 January 1996	7.4 °C13 July 1996	22.1 °C	1,649 mm	109
1995	35.8 °C2 September 1995	10.1 °C23 July 1995	22.6 °C	1,713 mm	123
1994	38.0 °C13 October 1994	2.3 °C26 June 1994	22.8 °C	1,317 mm	128
1993	35.6 °C2 January 1993	5.2 °C1 August 1993	22.3 °C	1,459 mm	108
1992	33.0 °C15 November 1992	8.7 °C24 July 1992	21.9 °C	1,587 mm	66
1991	34.6 °C16 October 1991	5.7 °C24 July 1991	22.2 °C	1,781 mm	95
1990	36.2 °C11 October 1990	5.2 °C23 June 1990	22.5 °C	1,357 mm	151
1989	35.2 °C25 October 1989	8.0 °C12 July 1989	21.9 °C	1,566 mm	89
1988	37.3 °C27 September 1988	4.5 °C5 June 1988	22.3 °C	1,268 mm	121
1987	35.6 °C18 October 1987	5.8 °C8 August 1987	22.3 °C	1,254 mm	119
1986	35.7 °C7 October 1986	8.7 °C2 June 1986	22.3 °C	1,382 mm	99
1985	38.7 °C17 November 1985	4.8 °C8 June 1985	22.3 °C	1,047 mm	118
1984	35.7 °C15 January 1984	6.8 °C27 August 1984	23.1 °C	1,038 mm	135
1983	33.8 °C22 February 1983	8.0 °C6 August 1983	22.1 °C	2,215 mm	69
1982	33.2 °C12 September 1982	10.0 °C31 July 1982	22.0 °C	1,665 mm	74
1981	34.9 °C19 September 1981	1.9 °C21 July 1981	22.0 °C	1,235 mm	87
1980	35.6 °C27 October 1980	7.4 °C28 June 1980	22.2 °C	1,265 mm	90
1979	35.4 °C7 December 1979	2.5 °C1 June 1979	21.7 °C	1,152 mm	82
1978	35.3 °C25 January 1978	4.4 °C15 August 1978	22.1 °C	1,253 mm	101
1977	34.7 °C13 March 1977	7.2 °C18 May 1977	22.8 °C	1,327 mm	119
1976	33.5 °C14 January 1976	7.9 °C5 July 1976	21.2 °C	1,879 mm	57
1975	34.9 °C9 September 1975	4.5 °C18 July 1975	22.2 °C	1,208 mm	116
1974	36.1 °C19 November 1974	7.3 °C17 August 1974	21.9 °C	1,349 mm	107
1973	34.8 °C22 February 1973	5.9 °C20 June 1973	22.4 °C	1,317 mm	114
1972	35.1 °C26 October 1972	4.1 °C9 July 1972	21.9 °C	1,646 mm	72
1971	36.3 °C26 January 1971	7.5 °C10 June 1971	22.0 °C	972 mm	100
1970	34.8 °C8 December 1970	7.8 °C3 July 1970	22.2 °C	982 mm	95
1969	35.6 °C11 September 1969	3.7 °C11 July 1969	22.7 °C	794 mm	137
1968	36.8 °C10 November 1968	6.0 °C18 May 1968	21.6 °C	886 mm	105
1967	35.1 °C6 September 1967	6.3 °C9 June 1967	22.2 °C	1,243 mm	95
1966	35.1 °C15 September 1966	5.3 °C6 August 1966	21.5 °C	1,341 mm	51
1965	34.7 °C10 September 1965	4.9 °C12 July 1965	21.1 °C	1,621 mm	34
1964	32.4 °C1 September 1964	7.5 °C28 July 1964	20.8 °C	1,655 mm	25
1963	40.1 °C17 October 1963	6.8 °C21 June 1963	22.7 °C	1,016 mm	121
1962	35.0 °C20 September 1962	5.4 °C18 July 1962	20.6 °C	1,518 mm	33
1961	39.0 °C28 September 1961	11.5 °C17 June 1961	22.7 °C	1,217 mm	95
1960	37.6 °C24 September 1960	8.0 °C10 July 1960	21.2 °C	1,537 mm	32
1959	35.3 °C7 September 1959	6.1 °C8 June 1959	22.2 °C	1,335 mm	83
1958	34.7 °C6 December 1958	9.2 °C22 June 1958	21.8 °C	1,208 mm	80
1957	35.6 °C19 October 1957	4.7 °C21 July 1957	21.3 °C	1,380 mm	39
1956	34.5 °C8 October 1956	6.9 °C6 June 1956	20.9 °C	1,162 mm	64
1955	37.3 °C1 October 1955	6.9 °C1 August 1955	21.6 °C	1,238 mm	69
1954	35.6 °C12 September 1954	6.4 °C21 June 1954	21.8 °C	1,269 mm	55
1953	33.6 °C21 August 1953	11.4 °C7 July 1953	21.7 °C	1,483 mm	28
1952	35.7 °C30 September 1952	7.3 °C17 July 1952	21.4 °C	1,300 mm	35
1951	35.6 °C19 November 1951	9.7 °C30 June 1951	21.6 °C	1,146 mm	64
1950	34.8 °C17 September 1950	8.8 °C12 July 1950	21.3 °C	1,503 mm	45
1949	33.4 °C13 October 1949	11.3 °C19 May 1949	21.1 °C	1,837 mm	17
1948	37.3 °C26 September 1948	7.8 °C15 June 1948	21.8 °C	1,176 mm	52
1947	33.4 °C8 January 1947	8.6 °C4 August 1947	20.8 °C	1,861 mm	16
1946	31.3 °C6 September 1946	7.4 °C4 June 1946	21.4 °C	2,018 mm	26
1945	32.8 °C28 September 1945	10.8 °C25 June 1945	21.2 °C	2,288 mm	18
1944	36.1 °C7 September 1944	10.6 °C11 July 1944	22.1 °C	1,346 mm	42
1943	33.6 °C17 January 1943	9.6 °C26 June 1943	20.8 °C	1,085 mm	39
1942	39.2 °C27 November 1942	5.5 °C18 June 1942	21.6 °C	821 mm	93
1941	31.5 °C9 January 1941	7.7 °C30 May 1941	21.2 °C	2,150 mm	17
1940	33.3 °C23 August 1940	10.1 °C17 August 1940	21.5 °C	1,768 mm	19

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

29.3 °C

+1.5 °C

Hot days (≥ 30 °C)

167 d/yr

+66

Frost days (< 0 °C)

0 d/yr

Annual rainfall

919 mm

-412 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	31.2 °C	+2.0 °C	190 mm	-34 mm
Feb	32.1 °C	+2.8 °C	107 mm	-82 mm
Mar	32.5 °C	+3.6 °C	48 mm	-88 mm
Apr	28.9 °C	+1.2 °C	85 mm	+20 mm
May	27.4 °C	+2.0 °C	15 mm	-46 mm
Jun	25.1 °C	+0.6 °C	43 mm	+1 mm
Jul	25.4 °C	+0.5 °C	5 mm	-29 mm
Aug	28.3 °C	+1.1 °C	2 mm	-30 mm
Sep	31.4 °C	+2.5 °C	21 mm	-43 mm
Oct	29.4 °C	+0.3 °C	95 mm	-32 mm
Nov	29.4 °C	+0.4 °C	98 mm	-52 mm
Dec	30.9 °C	+2.0 °C	212 mm	+3 mm

The year's extremes

Hottest day

36.8 °C

30 Sep 2025

Coldest day

4.7 °C

25 Jun 2025

Wettest day

70.6 mm

14 Dec 2025

Windiest day

33.2 km/h

9 Dec 2025

Strongest gust

82.4 km/h

22 Sep 2025

Hottest feels-like

40.8 °C

28 Dec 2025

Coldest feels-like

1.7 °C

25 Jun 2025

Sunniest day

13.3 h

5 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 Pederneiras?

Pederneiras has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.3 °C and it receives 1,331 mm of precipitation per year.

What is the hottest day ever recorded in Pederneiras?

The hottest day measured in Pederneiras between 1940 and 2025 was 7 October 2020, reaching 40.7 °C.

What is the coldest day in Pederneiras?

The coldest day measured in Pederneiras between 1940 and 2025 was 21 July 1981, at 1.9 °C.

Does it snow in Pederneiras?

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

Has the climate of Pederneiras warmed?

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

What is the wettest day in Pederneiras?

The wettest day measured in Pederneiras between 1940 and 2025 was 18 November 2000, with 135 mm of rain in 24 hours.

What was the windiest day in Pederneiras?

The windiest day measured in Pederneiras between 1940 and 2025 was 16 October 1950, with winds reaching 33.7 km/h.

What is the warmest month in Pederneiras?

The warmest month in Pederneiras is January (24.5 °C on average); the coldest is July (18.7 °C).

How much does it rain in Pederneiras?

Pederneiras receives on average 1,331 mm of precipitation per year, spread over about 145 rainy days.

Is it sunny in Pederneiras?

Pederneiras gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Are there tropical nights in Pederneiras?

Yes: Pederneiras has on average 110 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Pederneiras?

In Pederneiras, between 1940 and 2025, the highest apparent temperature reached 42.8 °C on 29 October 2012, and the lowest was -1.4 °C on 21 July 1981.

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