Pau dos Ferros climate — normals and trends

Q: What is the climate of Pau dos Ferros?

Pau dos Ferros has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.9 °C and it receives 476 mm of precipitation per year.

Q: What is the hottest day ever recorded in Pau dos Ferros?

The hottest day measured in Pau dos Ferros between 1940 and 2025 was 22 February 1998, reaching 39.6 °C.

Q: What is the coldest day in Pau dos Ferros?

The coldest day measured in Pau dos Ferros between 1940 and 2025 was 24 July 1975, at 18.2 °C.

Q: Does it snow in Pau dos Ferros?

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

Q: Has the climate of Pau dos Ferros warmed?

Yes: Pau dos Ferros warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Pau dos Ferros?

The wettest day measured in Pau dos Ferros between 1940 and 2025 was 1 July 2017, with 199 mm of rain in 24 hours.

Q: What was the windiest day in Pau dos Ferros?

The windiest day measured in Pau dos Ferros between 1940 and 2025 was 4 July 2017, with winds reaching 33.3 km/h.

Q: What is the warmest month in Pau dos Ferros?

The warmest month in Pau dos Ferros is October (29.0 °C on average); the coldest is April (26.8 °C).

Q: How much does it rain in Pau dos Ferros?

Pau dos Ferros receives on average 476 mm of precipitation per year, spread over about 71 rainy days.

Q: Is it sunny in Pau dos Ferros?

Pau dos Ferros gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.

Pau dos Ferros (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 27.9 °C and it receives 476 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 October (29.0 °C on average) and the coldest is April (26.8 °C). Rainfall peaks in March.

Pau dos Ferros averages 0 frost days, 331 hot days (≥ 30 °C) and 71 rainy days per year.

Pau dos Ferros has warmed by +0.7 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.6 °C (on 22 February 1998) and the coldest 18.2 °C (on 24 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

Pau dos FerrosRio Grande do Norte

coords: -6.11°, -38.20°
period: 1940–2025 · 86 yrs

BShHot semi-aridWarmest monthOctoberColdest monthAprilWettest monthMarchDriest monthSeptember

Mean daily temperature

27.9°C

Average daily high

33.3°C

Average daily low

23.1°C

Annual rainfall

476mm

Sunshine / day

10.9h

Mean relative humidity

60%

Average peak wind

18.9km/h

Seasonal range

2.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

331 d/yr

Rainy days (≥ 1 mm)

71 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.0 °C

Average feels-like low

25.1 °C

Average peak gust

37.1 km/h

Tropical nights (≥ 20 °C)

362 d/yr

Solar radiation

21.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.7 °C

since 1940

+0.1 °C per decade · r² = 0.13 · 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

22 February 1998

Coldest day

18.2 °C

24 July 1975

Wettest day

199 mm

1 July 2017

Windiest day

33.3 km/h

4 July 2017

Strongest gust

59.4 km/h

12 August 2015

Hottest feels-like

42.0 °C

4 March 2008

Coldest feels-like

16.7 °C

20 July 1967

Sunniest day

12.4 h

21 December 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	37.5 °C4 January 2025	20.3 °C3 July 2025	28.4 °C	350 mm	357
2024	37.5 °C6 February 2024	19.4 °C26 July 2024	28.3 °C	400 mm	355
2023	38.2 °C31 October 2023	20.1 °C14 July 2023	28.3 °C	297 mm	349
2022	37.3 °C8 October 2022	18.6 °C7 August 2022	27.2 °C	735 mm	328
2021	37.4 °C13 November 2021	19.9 °C2 August 2021	28.4 °C	332 mm	354
2020	37.5 °C7 November 2020	19.0 °C22 July 2020	28.1 °C	561 mm	347
2019	38.2 °C24 December 2019	20.3 °C30 July 2019	28.4 °C	432 mm	356
2018	37.6 °C20 October 2018	20.2 °C11 June 2018	28.3 °C	555 mm	339
2017	37.9 °C9 January 2017	19.2 °C13 July 2017	28.4 °C	653 mm	343
2016	38.0 °C2 January 2016	20.0 °C1 August 2016	29.0 °C	360 mm	356
2015	37.9 °C6 November 2015	19.8 °C13 August 2015	28.4 °C	285 mm	356
2014	37.1 °C18 January 2014	20.2 °C12 August 2014	28.1 °C	338 mm	354
2013	37.6 °C11 March 2013	20.4 °C24 June 2013	28.6 °C	325 mm	353
2012	36.9 °C14 March 2012	19.6 °C29 July 2012	28.7 °C	127 mm	357
2011	36.1 °C27 October 2011	19.2 °C15 July 2011	27.2 °C	777 mm	314
2010	37.9 °C10 March 2010	19.7 °C13 August 2010	28.3 °C	486 mm	357
2009	36.3 °C30 November 2009	19.6 °C17 August 2009	27.2 °C	924 mm	311
2008	36.4 °C11 February 2008	18.8 °C29 July 2008	27.5 °C	802 mm	305
2007	36.7 °C26 January 2007	19.4 °C15 August 2007	28.1 °C	369 mm	349
2006	36.7 °C15 December 2006	19.7 °C14 July 2006	28.1 °C	374 mm	348
2005	37.8 °C6 March 2005	20.6 °C14 July 2005	28.5 °C	215 mm	355
2004	37.1 °C7 January 2004	21.1 °C24 June 2004	28.0 °C	663 mm	323
2003	37.7 °C15 November 2003	21.1 °C16 July 2003	28.6 °C	410 mm	346
2002	37.1 °C16 December 2002	20.7 °C19 June 2002	27.9 °C	524 mm	340
2001	38.0 °C25 December 2001	20.2 °C4 August 2001	28.5 °C	394 mm	355
2000	37.3 °C1 February 2000	19.3 °C11 August 2000	27.6 °C	590 mm	331
1999	37.9 °C24 October 1999	20.0 °C28 May 1999	28.3 °C	503 mm	351
1998	39.6 °C22 February 1998	21.0 °C6 August 1998	29.5 °C	237 mm	361
1997	38.3 °C2 October 1997	19.7 °C3 August 1997	28.0 °C	343 mm	337
1996	37.5 °C3 January 1996	19.2 °C11 August 1996	27.7 °C	799 mm	331
1995	37.8 °C12 October 1995	19.5 °C11 July 1995	27.7 °C	559 mm	318
1994	37.3 °C3 January 1994	20.1 °C12 July 1994	27.6 °C	556 mm	310
1993	38.0 °C22 February 1993	20.7 °C18 July 1993	29.0 °C	140 mm	360
1992	37.2 °C5 December 1992	19.8 °C21 July 1992	27.8 °C	394 mm	341
1991	37.4 °C12 December 1991	18.9 °C29 July 1991	27.3 °C	770 mm	323
1990	37.2 °C29 December 1990	20.7 °C7 August 1990	28.3 °C	280 mm	356
1989	37.5 °C27 February 1989	18.7 °C28 July 1989	27.4 °C	1,012 mm	303
1988	37.2 °C5 January 1988	19.3 °C2 August 1988	27.9 °C	449 mm	349
1987	38.2 °C28 November 1987	20.5 °C1 July 1987	28.6 °C	300 mm	358
1986	37.8 °C21 January 1986	18.8 °C23 July 1986	27.1 °C	663 mm	303
1985	36.7 °C17 November 1985	19.5 °C1 August 1985	26.8 °C	1,058 mm	286
1984	38.6 °C22 February 1984	18.9 °C27 July 1984	27.8 °C	522 mm	328
1983	37.5 °C1 March 1983	20.5 °C29 July 1983	28.7 °C	227 mm	358
1982	38.0 °C5 February 1982	20.4 °C5 July 1982	28.1 °C	359 mm	356
1981	37.8 °C10 March 1981	18.9 °C31 July 1981	28.1 °C	358 mm	342
1980	38.4 °C30 January 1980	20.3 °C16 March 1980	28.2 °C	412 mm	348
1979	37.4 °C10 January 1979	20.3 °C25 June 1979	28.2 °C	267 mm	357
1978	38.0 °C8 January 1978	19.3 °C1 August 1978	27.6 °C	600 mm	332
1977	37.5 °C23 December 1977	19.4 °C4 August 1977	27.2 °C	692 mm	327
1976	38.3 °C28 December 1976	20.0 °C21 June 1976	27.7 °C	434 mm	348
1975	36.6 °C9 January 1975	18.2 °C24 July 1975	26.9 °C	544 mm	287
1974	36.6 °C5 January 1974	18.3 °C4 July 1974	26.3 °C	1,208 mm	222
1973	37.1 °C15 December 1973	20.6 °C9 August 1973	27.5 °C	709 mm	324
1972	37.0 °C24 October 1972	21.2 °C24 May 1972	28.0 °C	545 mm	346
1971	36.8 °C2 January 1971	20.1 °C21 August 1971	27.3 °C	701 mm	302
1970	37.6 °C15 October 1970	20.1 °C14 August 1970	28.3 °C	459 mm	349
1969	38.2 °C21 February 1969	19.7 °C27 July 1969	28.2 °C	457 mm	355
1968	36.6 °C18 October 1968	19.1 °C18 July 1968	27.0 °C	671 mm	289
1967	37.7 °C29 January 1967	18.4 °C20 July 1967	26.7 °C	845 mm	259
1966	36.9 °C25 October 1966	20.4 °C28 August 1966	27.8 °C	408 mm	334
1965	36.6 °C16 October 1965	20.4 °C14 July 1965	27.5 °C	314 mm	327
1964	36.1 °C11 November 1964	20.2 °C2 June 1964	26.6 °C	659 mm	245
1963	37.3 °C2 October 1963	20.7 °C8 July 1963	27.4 °C	662 mm	305
1962	37.2 °C21 October 1962	20.4 °C17 August 1962	28.3 °C	206 mm	361
1961	37.3 °C9 November 1961	19.8 °C13 August 1961	27.7 °C	468 mm	313
1960	37.4 °C8 December 1960	20.3 °C9 May 1960	27.7 °C	477 mm	301
1959	37.1 °C2 January 1959	20.4 °C27 July 1959	27.7 °C	416 mm	323
1958	38.1 °C12 February 1958	21.0 °C2 November 1958	28.7 °C	179 mm	360
1957	37.0 °C29 December 1957	19.9 °C6 June 1957	27.4 °C	511 mm	280
1956	36.8 °C21 November 1956	20.6 °C15 August 1956	27.8 °C	446 mm	337
1955	37.2 °C10 January 1955	19.7 °C10 August 1955	27.3 °C	470 mm	297
1954	37.0 °C24 December 1954	20.6 °C23 September 1954	27.6 °C	312 mm	347
1953	37.0 °C30 January 1953	20.8 °C21 August 1953	28.6 °C	212 mm	359
1952	37.4 °C28 January 1952	21.1 °C16 August 1952	27.8 °C	413 mm	334
1951	37.4 °C16 March 1951	20.1 °C15 July 1951	28.1 °C	269 mm	335
1950	37.0 °C2 January 1950	20.7 °C30 March 1950	27.5 °C	430 mm	309
1949	37.1 °C4 December 1949	20.6 °C1 August 1949	27.4 °C	480 mm	308
1948	37.2 °C15 January 1948	20.5 °C28 April 1948	27.8 °C	365 mm	343
1947	37.2 °C16 January 1947	20.6 °C16 August 1947	27.7 °C	381 mm	343
1946	37.8 °C4 February 1946	20.5 °C17 August 1946	28.3 °C	166 mm	360
1945	36.8 °C1 February 1945	19.8 °C4 July 1945	27.1 °C	496 mm	293
1944	36.5 °C13 January 1944	20.0 °C17 June 1944	26.8 °C	715 mm	232
1943	37.3 °C20 February 1943	20.0 °C27 August 1943	27.6 °C	261 mm	333
1942	36.6 °C21 November 1942	20.0 °C10 July 1942	28.3 °C	120 mm	361
1941	36.8 °C21 January 1941	20.4 °C22 July 1941	28.1 °C	220 mm	346
1940	36.6 °C21 December 1940	20.5 °C2 July 1940	27.1 °C	491 mm	294

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

33.7 °C

+0.4 °C

Hot days (≥ 30 °C)

357 d/yr

+26

Frost days (< 0 °C)

0 d/yr

Annual rainfall

350 mm

-126 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	33.4 °C	-0.6 °C	95 mm	+37 mm
Feb	33.6 °C	+0.8 °C	63 mm	-22 mm
Mar	32.3 °C	+0.5 °C	103 mm	-25 mm
Apr	33.3 °C	+1.8 °C	41 mm	-68 mm
May	32.7 °C	+0.9 °C	31 mm	-16 mm
Jun	32.2 °C	+0.3 °C	10 mm	-5 mm
Jul	32.8 °C	+0.6 °C	2 mm	-8 mm
Aug	33.4 °C	0.0 °C	3 mm	+0 mm
Sep	34.3 °C	-0.2 °C	0 mm	-0 mm
Oct	35.4 °C	+0.1 °C	0 mm	-4 mm
Nov	35.6 °C	+0.4 °C	0 mm	-3 mm
Dec	35.2 °C	+0.3 °C	2 mm	-12 mm

The year's extremes

Hottest day

37.5 °C

4 Jan 2025

Coldest day

20.3 °C

3 Jul 2025

Wettest day

56.1 mm

16 Mar 2025

Windiest day

29.6 km/h

25 Oct 2025

Strongest gust

53.6 km/h

3 Sep 2025

Hottest feels-like

39.5 °C

8 Jan 2025

Coldest feels-like

19.4 °C

3 Jul 2025

Sunniest day

12.4 h

9 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 Pau dos Ferros?

Pau dos Ferros has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.9 °C and it receives 476 mm of precipitation per year.

What is the hottest day ever recorded in Pau dos Ferros?

The hottest day measured in Pau dos Ferros between 1940 and 2025 was 22 February 1998, reaching 39.6 °C.

What is the coldest day in Pau dos Ferros?

The coldest day measured in Pau dos Ferros between 1940 and 2025 was 24 July 1975, at 18.2 °C.

Does it snow in Pau dos Ferros?

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

Has the climate of Pau dos Ferros warmed?

Yes: Pau dos Ferros warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Pau dos Ferros?

The wettest day measured in Pau dos Ferros between 1940 and 2025 was 1 July 2017, with 199 mm of rain in 24 hours.

What was the windiest day in Pau dos Ferros?

The windiest day measured in Pau dos Ferros between 1940 and 2025 was 4 July 2017, with winds reaching 33.3 km/h.

What is the warmest month in Pau dos Ferros?

The warmest month in Pau dos Ferros is October (29.0 °C on average); the coldest is April (26.8 °C).

How much does it rain in Pau dos Ferros?

Pau dos Ferros receives on average 476 mm of precipitation per year, spread over about 71 rainy days.

Is it sunny in Pau dos Ferros?

Pau dos Ferros gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.

Are there tropical nights in Pau dos Ferros?

Yes: Pau dos Ferros has on average 362 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Pau dos Ferros?

In Pau dos Ferros, between 1940 and 2025, the highest apparent temperature reached 42.0 °C on 4 March 2008, and the lowest was 16.7 °C on 20 July 1967.

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