Piancó climate — normals and trends

Q: What is the climate of Piancó?

Piancó has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.9 °C and it receives 559 mm of precipitation per year.

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

The hottest day measured in Piancó between 1940 and 2025 was 10 April 1998, reaching 40.1 °C.

Q: What is the coldest day in Piancó?

The coldest day measured in Piancó between 1940 and 2025 was 31 July 1981, at 17.1 °C.

Q: Does it snow in Piancó?

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

Q: Has the climate of Piancó warmed?

Yes: Piancó warmed by +0.6 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Piancó?

The wettest day measured in Piancó between 1940 and 2025 was 30 March 1977, with 183 mm of rain in 24 hours.

Q: What was the windiest day in Piancó?

The windiest day measured in Piancó between 1940 and 2025 was 23 June 1942, with winds reaching 36.4 km/h.

Q: What is the warmest month in Piancó?

The warmest month in Piancó is November (29.7 °C on average); the coldest is July (26.3 °C).

Q: How much does it rain in Piancó?

Piancó receives on average 559 mm of precipitation per year, spread over about 67 rainy days.

Q: Is it sunny in Piancó?

Piancó gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.

Piancó (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 27.9 °C and it receives 559 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 November (29.7 °C on average) and the coldest is July (26.3 °C). Rainfall peaks in March.

Piancó averages 0 frost days, 333 hot days (≥ 30 °C) and 67 rainy days per year.

Piancó has warmed by +0.6 °C between 1940 and 2025, or +0.07 °C per decade. This trend is statistically significant.

The hottest day of the period reached 40.1 °C (on 10 April 1998) and the coldest 17.1 °C (on 31 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

PiancóParaíba

coords: -7.20°, -37.93°
period: 1940–2025 · 86 yrs

BShHot semi-aridWarmest monthNovemberColdest monthJulyWettest monthMarchDriest monthSeptember

Mean daily temperature

27.9°C

Average daily high

33.6°C

Average daily low

22.6°C

Annual rainfall

559mm

Sunshine / day

10.8h

Mean relative humidity

56%

Average peak wind

17.9km/h

Seasonal range

3.4°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

333 d/yr

Rainy days (≥ 1 mm)

67 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.2 °C

Average feels-like low

24.4 °C

Average peak gust

34.1 km/h

Tropical nights (≥ 20 °C)

346 d/yr

Solar radiation

21.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.6 °C

since 1940

+0.1 °C per decade · r² = 0.09 · p = 0.005

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

10 April 1998

Coldest day

17.1 °C

31 July 1981

Wettest day

183 mm

30 March 1977

Windiest day

36.4 km/h

23 June 1942

Strongest gust

61.6 km/h

4 July 2017

Hottest feels-like

42.6 °C

11 March 2010

Coldest feels-like

15.8 °C

31 July 1981

Sunniest day

12.4 h

14 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	38.3 °C3 January 2025	18.6 °C16 July 2025	28.4 °C	269 mm	349
2024	37.9 °C10 October 2024	18.6 °C3 September 2024	28.4 °C	359 mm	356
2023	38.7 °C25 November 2023	19.1 °C22 July 2023	28.3 °C	381 mm	348
2022	38.7 °C8 October 2022	17.6 °C22 June 2022	27.3 °C	577 mm	319
2021	38.5 °C25 October 2021	18.6 °C28 June 2021	28.3 °C	279 mm	350
2020	37.5 °C14 November 2020	18.1 °C12 August 2020	27.5 °C	816 mm	334
2019	38.6 °C3 December 2019	18.9 °C30 July 2019	28.4 °C	548 mm	350
2018	38.5 °C13 November 2018	19.0 °C26 June 2018	28.3 °C	520 mm	348
2017	38.9 °C2 November 2017	18.8 °C14 July 2017	28.6 °C	345 mm	341
2016	39.0 °C29 October 2016	18.2 °C22 July 2016	28.9 °C	404 mm	359
2015	39.1 °C6 November 2015	18.6 °C13 August 2015	28.7 °C	261 mm	360
2014	37.7 °C3 February 2014	18.6 °C12 August 2014	27.9 °C	359 mm	347
2013	38.7 °C4 December 2013	18.8 °C24 June 2013	28.8 °C	228 mm	356
2012	38.1 °C14 February 2012	18.3 °C29 July 2012	28.8 °C	143 mm	359
2011	37.0 °C30 December 2011	17.7 °C15 July 2011	27.3 °C	652 mm	324
2010	38.1 °C27 February 2010	18.2 °C20 July 2010	28.2 °C	451 mm	348
2009	37.5 °C9 November 2009	18.7 °C17 August 2009	27.5 °C	841 mm	327
2008	37.9 °C6 December 2008	17.9 °C14 July 2008	27.4 °C	1,101 mm	304
2007	38.8 °C10 February 2007	17.8 °C18 August 2007	28.0 °C	459 mm	350
2006	37.6 °C14 December 2006	18.1 °C1 June 2006	27.7 °C	862 mm	326
2005	38.4 °C10 January 2005	19.1 °C14 July 2005	28.0 °C	490 mm	338
2004	38.5 °C14 November 2004	19.3 °C14 August 2004	28.1 °C	670 mm	329
2003	38.8 °C15 November 2003	19.2 °C5 July 2003	28.5 °C	578 mm	350
2002	38.5 °C12 December 2002	19.0 °C19 June 2002	27.8 °C	580 mm	340
2001	38.5 °C25 February 2001	19.0 °C8 August 2001	28.6 °C	287 mm	355
2000	38.1 °C15 November 2000	18.3 °C16 August 2000	27.4 °C	626 mm	332
1999	38.7 °C1 March 1999	18.2 °C9 July 1999	28.2 °C	493 mm	353
1998	40.1 °C10 April 1998	19.4 °C20 July 1998	29.6 °C	195 mm	362
1997	39.2 °C13 December 1997	18.3 °C12 June 1997	28.1 °C	343 mm	339
1996	38.7 °C24 December 1996	18.6 °C9 July 1996	27.9 °C	586 mm	330
1995	38.2 °C21 December 1995	17.7 °C11 July 1995	27.7 °C	763 mm	335
1994	38.3 °C1 January 1994	18.8 °C15 August 1994	27.5 °C	757 mm	319
1993	38.9 °C22 February 1993	19.7 °C18 July 1993	29.1 °C	143 mm	357
1992	38.4 °C5 December 1992	18.1 °C23 August 1992	28.0 °C	451 mm	343
1991	38.3 °C3 January 1991	18.2 °C25 July 1991	27.6 °C	638 mm	333
1990	38.1 °C19 March 1990	19.2 °C7 August 1990	28.5 °C	250 mm	354
1989	37.8 °C5 March 1989	18.1 °C28 July 1989	27.7 °C	934 mm	309
1988	38.1 °C29 December 1988	18.0 °C2 August 1988	27.7 °C	751 mm	339
1987	38.5 °C27 February 1987	20.1 °C26 June 1987	28.6 °C	506 mm	354
1986	37.5 °C21 January 1986	18.0 °C26 July 1986	27.1 °C	956 mm	316
1985	37.2 °C23 October 1985	18.6 °C26 July 1985	26.9 °C	1,771 mm	297
1984	39.7 °C21 February 1984	17.9 °C27 July 1984	28.1 °C	689 mm	338
1983	37.9 °C14 March 1983	18.9 °C29 July 1983	29.0 °C	225 mm	361
1982	38.4 °C24 November 1982	18.7 °C7 August 1982	28.3 °C	334 mm	349
1981	38.1 °C9 March 1981	17.1 °C31 July 1981	28.1 °C	391 mm	340
1980	38.1 °C23 September 1980	18.6 °C18 July 1980	28.3 °C	689 mm	348
1979	38.2 °C7 November 1979	18.7 °C1 August 1979	28.3 °C	281 mm	353
1978	38.5 °C1 February 1978	18.2 °C1 August 1978	27.6 °C	723 mm	321
1977	37.7 °C16 February 1977	18.4 °C13 July 1977	27.4 °C	867 mm	322
1976	37.7 °C22 December 1976	18.1 °C31 July 1976	27.8 °C	571 mm	353
1975	37.5 °C17 January 1975	17.2 °C24 July 1975	26.9 °C	803 mm	292
1974	37.3 °C24 December 1974	17.2 °C4 July 1974	26.6 °C	1,219 mm	257
1973	38.2 °C4 December 1973	19.7 °C28 July 1973	27.6 °C	976 mm	316
1972	37.7 °C24 October 1972	19.6 °C24 August 1972	28.5 °C	430 mm	349
1971	37.9 °C21 February 1971	18.6 °C23 June 1971	27.6 °C	971 mm	308
1970	38.0 °C22 February 1970	18.3 °C2 August 1970	28.3 °C	481 mm	353
1969	38.2 °C9 January 1969	18.2 °C16 July 1969	28.2 °C	454 mm	352
1968	38.1 °C13 December 1968	18.3 °C18 July 1968	27.3 °C	369 mm	323
1967	37.5 °C12 January 1967	17.6 °C20 July 1967	26.7 °C	1,200 mm	264
1966	37.7 °C13 December 1966	19.1 °C28 August 1966	27.9 °C	410 mm	326
1965	37.7 °C17 October 1965	19.1 °C17 July 1965	27.6 °C	518 mm	318
1964	36.7 °C25 December 1964	18.8 °C23 June 1964	26.6 °C	913 mm	263
1963	38.0 °C17 October 1963	18.6 °C14 July 1963	27.5 °C	784 mm	328
1962	38.1 °C21 October 1962	18.5 °C17 August 1962	28.6 °C	227 mm	360
1961	38.1 °C8 November 1961	18.4 °C12 August 1961	27.5 °C	631 mm	308
1960	37.7 °C21 January 1960	19.1 °C17 July 1960	27.8 °C	730 mm	315
1959	38.4 °C2 January 1959	18.2 °C27 July 1959	28.0 °C	482 mm	333
1958	38.2 °C26 January 1958	19.4 °C15 August 1958	28.8 °C	163 mm	359
1957	38.1 °C30 November 1957	18.1 °C6 June 1957	27.5 °C	847 mm	289
1956	37.4 °C28 January 1956	18.6 °C30 July 1956	27.9 °C	432 mm	342
1955	37.9 °C14 January 1955	17.9 °C10 August 1955	27.7 °C	433 mm	323
1954	37.6 °C1 January 1954	18.2 °C29 July 1954	27.5 °C	423 mm	346
1953	37.6 °C29 October 1953	19.6 °C20 June 1953	28.7 °C	183 mm	360
1952	38.0 °C28 January 1952	19.0 °C16 August 1952	27.9 °C	598 mm	341
1951	38.0 °C12 March 1951	18.6 °C15 July 1951	27.7 °C	493 mm	310
1950	37.8 °C29 November 1950	19.0 °C11 August 1950	27.6 °C	563 mm	314
1949	37.9 °C28 October 1949	18.4 °C1 August 1949	27.4 °C	680 mm	326
1948	37.6 °C15 January 1948	19.8 °C12 August 1948	27.8 °C	442 mm	339
1947	37.7 °C16 January 1947	18.8 °C14 August 1947	27.6 °C	640 mm	333
1946	37.9 °C4 February 1946	18.9 °C11 August 1946	28.7 °C	157 mm	361
1945	37.5 °C1 November 1945	18.5 °C11 August 1945	27.2 °C	654 mm	303
1944	37.2 °C13 January 1944	18.5 °C27 August 1944	26.9 °C	793 mm	253
1943	37.8 °C20 February 1943	18.4 °C16 August 1943	27.5 °C	325 mm	340
1942	37.4 °C14 February 1942	18.6 °C9 July 1942	28.4 °C	91 mm	354
1941	38.2 °C23 October 1941	18.8 °C22 July 1941	28.2 °C	337 mm	346
1940	37.3 °C21 December 1940	19.4 °C6 August 1940	27.1 °C	802 mm	299

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

34.1 °C

+0.5 °C

Hot days (≥ 30 °C)

349 d/yr

+16

Frost days (< 0 °C)

0 d/yr

Annual rainfall

269 mm

-290 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	33.3 °C	-1.1 °C	108 mm	+40 mm
Feb	34.7 °C	+1.4 °C	16 mm	-95 mm
Mar	34.1 °C	+1.8 °C	27 mm	-140 mm
Apr	33.8 °C	+1.8 °C	61 mm	-57 mm
May	33.3 °C	+1.1 °C	32 mm	-10 mm
Jun	31.9 °C	+0.1 °C	17 mm	+3 mm
Jul	32.3 °C	+0.3 °C	0 mm	-5 mm
Aug	33.3 °C	+0.1 °C	5 mm	+3 mm
Sep	34.2 °C	-0.5 °C	0 mm	-1 mm
Oct	35.9 °C	+0.2 °C	0 mm	-4 mm
Nov	36.4 °C	+0.6 °C	1 mm	-6 mm
Dec	36.2 °C	+0.8 °C	2 mm	-19 mm

The year's extremes

Hottest day

38.3 °C

3 Jan 2025

Coldest day

18.6 °C

16 Jul 2025

Wettest day

41.7 mm

12 Apr 2025

Windiest day

27.5 km/h

28 Sep 2025

Strongest gust

50.4 km/h

28 Sep 2025

Hottest feels-like

40.5 °C

4 Nov 2025

Coldest feels-like

17.2 °C

16 Jul 2025

Sunniest day

12.4 h

14 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 Piancó?

Piancó has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.9 °C and it receives 559 mm of precipitation per year.

What is the hottest day ever recorded in Piancó?

The hottest day measured in Piancó between 1940 and 2025 was 10 April 1998, reaching 40.1 °C.

What is the coldest day in Piancó?

The coldest day measured in Piancó between 1940 and 2025 was 31 July 1981, at 17.1 °C.

Does it snow in Piancó?

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

Has the climate of Piancó warmed?

Yes: Piancó warmed by +0.6 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Piancó?

The wettest day measured in Piancó between 1940 and 2025 was 30 March 1977, with 183 mm of rain in 24 hours.

What was the windiest day in Piancó?

The windiest day measured in Piancó between 1940 and 2025 was 23 June 1942, with winds reaching 36.4 km/h.

What is the warmest month in Piancó?

The warmest month in Piancó is November (29.7 °C on average); the coldest is July (26.3 °C).

How much does it rain in Piancó?

Piancó receives on average 559 mm of precipitation per year, spread over about 67 rainy days.

Is it sunny in Piancó?

Piancó gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.

Are there tropical nights in Piancó?

Yes: Piancó has on average 346 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Piancó?

In Piancó, between 1940 and 2025, the highest apparent temperature reached 42.6 °C on 11 March 2010, and the lowest was 15.8 °C on 31 July 1981.

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