Esperantina climate — normals and trends

Q: What is the climate of Esperantina?

Esperantina has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.2 °C and it receives 1,532 mm of precipitation per year.

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

The hottest day measured in Esperantina between 1940 and 2025 was 25 November 1993, reaching 41.2 °C.

Q: What is the coldest day in Esperantina?

The coldest day measured in Esperantina between 1940 and 2025 was 27 July 2020, at 18.5 °C.

Q: Does it snow in Esperantina?

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

Q: Has the climate of Esperantina warmed?

Yes: Esperantina warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Esperantina?

The wettest day measured in Esperantina between 1940 and 2025 was 24 January 1985, with 226 mm of rain in 24 hours.

Q: What was the windiest day in Esperantina?

The windiest day measured in Esperantina between 1940 and 2025 was 29 October 1943, with winds reaching 27.4 km/h.

Q: What is the warmest month in Esperantina?

The warmest month in Esperantina is October (30.3 °C on average); the coldest is March (26.2 °C).

Q: How much does it rain in Esperantina?

Esperantina receives on average 1,532 mm of precipitation per year, spread over about 132 rainy days.

Q: Is it sunny in Esperantina?

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

Esperantina (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 28.2 °C and it receives 1,532 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 (30.3 °C on average) and the coldest is March (26.2 °C). Rainfall peaks in March.

Esperantina averages 0 frost days, 325 hot days (≥ 30 °C) and 132 rainy days per year.

Esperantina has warmed by +0.8 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.

The hottest day of the period reached 41.2 °C (on 25 November 1993) and the coldest 18.5 °C (on 27 July 2020).

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

EsperantinaPiauí

coords: -3.90°, -42.23°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthOctoberColdest monthMarchWettest monthMarchDriest monthSeptember

Mean daily temperature

28.2°C

Average daily high

33.6°C

Average daily low

23.8°C

Annual rainfall

1,532mm

Sunshine / day

10.9h

Mean relative humidity

68%

Average peak wind

14.2km/h

Seasonal range

4.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

325 d/yr

Rainy days (≥ 1 mm)

132 d/yr

Annual snowfall

0.0 cm

Average feels-like high

37.3 °C

Average feels-like low

27.2 °C

Average peak gust

32.7 km/h

Tropical nights (≥ 20 °C)

364 d/yr

Solar radiation

20.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.8 °C

since 1940

+0.1 °C per decade · r² = 0.14 · 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

41.2 °C

25 November 1993

Coldest day

18.5 °C

27 July 2020

Wettest day

226 mm

24 January 1985

Windiest day

27.4 km/h

29 October 1943

Strongest gust

56.2 km/h

17 July 1947

Hottest feels-like

43.8 °C

9 March 2010

Coldest feels-like

19.0 °C

4 July 1974

Sunniest day

12.1 h

21 November 1989

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.2 °C12 October 2025	21.2 °C27 July 2025	28.7 °C	1,092 mm	353
2024	38.1 °C27 December 2024	19.1 °C17 July 2024	28.3 °C	1,293 mm	351
2023	38.7 °C28 October 2023	20.1 °C18 August 2023	28.0 °C	1,341 mm	337
2022	37.7 °C29 October 2022	19.5 °C15 June 2022	27.6 °C	1,713 mm	350
2021	37.8 °C25 October 2021	20.8 °C25 July 2021	28.3 °C	1,369 mm	348
2020	38.2 °C21 October 2020	18.5 °C27 July 2020	28.2 °C	1,901 mm	346
2019	39.6 °C25 October 2019	21.2 °C11 August 2019	28.5 °C	1,679 mm	346
2018	39.0 °C21 November 2018	21.0 °C21 July 2018	28.2 °C	1,667 mm	338
2017	39.2 °C5 January 2017	21.2 °C19 July 2017	29.0 °C	1,606 mm	346
2016	40.1 °C26 November 2016	21.3 °C5 August 2016	29.4 °C	975 mm	353
2015	39.7 °C27 December 2015	21.7 °C2 August 2015	29.2 °C	884 mm	356
2014	39.1 °C21 December 2014	20.8 °C13 August 2014	28.8 °C	1,219 mm	350
2013	39.1 °C4 October 2013	22.1 °C30 May 2013	29.3 °C	1,217 mm	359
2012	40.7 °C24 October 2012	20.7 °C30 July 2012	29.8 °C	911 mm	357
2011	39.6 °C25 September 2011	21.7 °C9 August 2011	28.6 °C	1,689 mm	336
2010	40.0 °C4 October 2010	20.1 °C27 June 2010	29.4 °C	1,139 mm	358
2009	39.5 °C19 December 2009	21.2 °C25 July 2009	28.2 °C	2,399 mm	327
2008	39.2 °C31 October 2008	21.5 °C20 August 2008	28.5 °C	1,716 mm	333
2007	40.7 °C21 January 2007	21.3 °C26 June 2007	29.1 °C	1,346 mm	346
2006	39.3 °C21 December 2006	21.0 °C7 August 2006	28.6 °C	1,604 mm	343
2005	41.0 °C20 November 2005	21.5 °C25 July 2005	28.9 °C	1,068 mm	352
2004	39.8 °C14 November 2004	20.3 °C9 June 2004	28.3 °C	1,568 mm	337
2003	38.9 °C15 November 2003	20.3 °C18 July 2003	28.4 °C	1,256 mm	342
2002	38.8 °C26 November 2002	21.5 °C23 January 2002	28.3 °C	1,512 mm	335
2001	39.2 °C25 December 2001	20.5 °C3 August 2001	27.9 °C	1,808 mm	324
2000	38.6 °C7 November 2000	20.6 °C4 June 2000	27.7 °C	1,566 mm	323
1999	39.0 °C10 November 1999	20.5 °C4 July 1999	27.8 °C	1,970 mm	318
1998	39.4 °C7 October 1998	22.4 °C22 July 1998	28.9 °C	1,138 mm	352
1997	39.3 °C3 December 1997	20.8 °C17 June 1997	28.1 °C	1,204 mm	341
1996	38.5 °C30 October 1996	20.5 °C26 June 1996	28.0 °C	2,167 mm	330
1995	38.7 °C14 November 1995	19.8 °C12 July 1995	27.8 °C	1,901 mm	325
1994	38.6 °C21 November 1994	21.0 °C19 July 1994	27.9 °C	1,777 mm	334
1993	41.2 °C25 November 1993	20.4 °C18 July 1993	29.1 °C	1,078 mm	351
1992	38.9 °C6 January 1992	20.3 °C22 July 1992	28.9 °C	777 mm	347
1991	38.0 °C22 November 1991	21.1 °C17 July 1991	28.1 °C	1,516 mm	339
1990	38.3 °C13 October 1990	21.8 °C5 March 1990	28.5 °C	921 mm	352
1989	39.2 °C29 October 1989	21.2 °C6 May 1989	27.8 °C	2,058 mm	326
1988	39.4 °C26 November 1988	21.0 °C3 August 1988	28.0 °C	1,950 mm	332
1987	40.5 °C28 November 1987	21.3 °C22 June 1987	29.0 °C	944 mm	347
1986	38.7 °C18 December 1986	20.7 °C16 June 1986	27.6 °C	2,261 mm	313
1985	38.9 °C22 October 1985	20.2 °C25 June 1985	27.3 °C	3,037 mm	290
1984	40.0 °C13 December 1984	19.8 °C27 July 1984	28.0 °C	1,931 mm	326
1983	39.5 °C19 December 1983	21.2 °C30 July 1983	29.4 °C	723 mm	351
1982	39.6 °C29 December 1982	21.6 °C20 February 1982	28.2 °C	1,466 mm	344
1981	39.4 °C26 October 1981	20.7 °C1 August 1981	28.6 °C	1,039 mm	343
1980	39.0 °C7 December 1980	21.6 °C29 February 1980	28.1 °C	1,699 mm	333
1979	38.9 °C3 November 1979	20.7 °C13 June 1979	28.1 °C	1,381 mm	338
1978	37.4 °C2 October 1978	21.1 °C7 June 1978	27.8 °C	1,585 mm	334
1977	38.9 °C22 November 1977	20.0 °C14 July 1977	27.6 °C	2,143 mm	316
1976	37.6 °C23 September 1976	20.4 °C19 July 1976	27.6 °C	1,633 mm	331
1975	37.1 °C14 October 1975	20.2 °C24 July 1975	27.1 °C	2,202 mm	302
1974	37.5 °C27 October 1974	19.0 °C12 June 1974	26.8 °C	2,479 mm	271
1973	38.1 °C12 November 1973	19.9 °C20 January 1973	27.3 °C	2,621 mm	328
1972	38.9 °C16 November 1972	20.7 °C5 September 1972	27.8 °C	1,389 mm	342
1971	37.8 °C7 October 1971	19.6 °C25 June 1971	27.1 °C	2,253 mm	307
1970	38.0 °C27 October 1970	20.9 °C3 August 1970	28.1 °C	1,192 mm	344
1969	38.1 °C6 October 1969	20.2 °C16 August 1969	27.8 °C	1,216 mm	339
1968	37.6 °C6 November 1968	20.7 °C24 May 1968	27.2 °C	1,766 mm	293
1967	37.4 °C4 December 1967	20.5 °C19 June 1967	27.1 °C	2,598 mm	287
1966	39.3 °C25 October 1966	21.0 °C29 August 1966	27.8 °C	1,483 mm	302
1965	39.5 °C17 November 1965	20.3 °C6 July 1965	27.9 °C	971 mm	308
1964	39.0 °C9 November 1964	21.1 °C21 June 1964	27.4 °C	1,839 mm	259
1963	39.5 °C17 October 1963	21.0 °C17 June 1963	27.8 °C	1,761 mm	278
1962	38.9 °C3 October 1962	21.3 °C19 June 1962	27.7 °C	1,324 mm	309
1961	39.5 °C24 November 1961	20.7 °C14 August 1961	27.8 °C	2,040 mm	275
1960	39.0 °C20 October 1960	21.0 °C10 May 1960	28.0 °C	1,554 mm	301
1959	39.0 °C1 December 1959	21.3 °C19 June 1959	27.8 °C	1,731 mm	285
1958	40.1 °C14 October 1958	20.9 °C4 March 1958	29.2 °C	739 mm	354
1957	39.3 °C16 December 1957	19.8 °C7 June 1957	28.0 °C	1,514 mm	281
1956	38.7 °C28 October 1956	20.7 °C25 May 1956	28.1 °C	1,103 mm	321
1955	39.0 °C18 November 1955	21.1 °C9 February 1955	27.8 °C	1,570 mm	287
1954	38.8 °C4 November 1954	21.3 °C9 July 1954	27.9 °C	1,282 mm	320
1953	39.1 °C6 December 1953	21.2 °C6 March 1953	28.0 °C	1,362 mm	313
1952	38.8 °C3 December 1952	20.8 °C23 June 1952	27.9 °C	1,711 mm	302
1951	39.3 °C8 December 1951	20.8 °C27 April 1951	28.7 °C	812 mm	336
1950	39.3 °C8 November 1950	20.1 °C27 May 1950	28.0 °C	1,824 mm	286
1949	39.6 °C10 October 1949	21.0 °C16 April 1949	27.7 °C	1,898 mm	288
1948	39.4 °C10 November 1948	21.3 °C22 January 1948	28.1 °C	1,414 mm	312
1947	38.8 °C2 January 1947	21.0 °C17 August 1947	27.7 °C	1,780 mm	308
1946	39.6 °C30 October 1946	21.0 °C15 April 1946	28.6 °C	926 mm	340
1945	39.1 °C10 November 1945	20.0 °C24 June 1945	27.7 °C	1,141 mm	301
1944	39.3 °C4 November 1944	21.1 °C28 May 1944	27.9 °C	2,028 mm	285
1943	39.6 °C24 October 1943	20.6 °C5 May 1943	27.7 °C	1,308 mm	291
1942	40.5 °C21 November 1942	21.4 °C9 July 1942	29.2 °C	702 mm	353
1941	39.8 °C23 October 1941	21.8 °C23 March 1941	29.1 °C	667 mm	346
1940	38.8 °C11 December 1940	19.7 °C6 July 1940	27.6 °C	1,716 mm	274

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)

353 d/yr

+28

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1092 mm

-440 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	32.4 °C	-0.2 °C	202 mm	-4 mm
Feb	31.9 °C	+0.4 °C	225 mm	-52 mm
Mar	31.4 °C	+0.6 °C	449 mm	+64 mm
Apr	31.7 °C	+0.9 °C	140 mm	-199 mm
May	32.3 °C	+1.0 °C	36 mm	-144 mm
Jun	32.8 °C	+0.5 °C	4 mm	-32 mm
Jul	34.1 °C	+0.6 °C	3 mm	-9 mm
Aug	35.6 °C	+0.6 °C	1 mm	-2 mm
Sep	36.9 °C	+0.7 °C	0 mm	-2 mm
Oct	37.7 °C	+0.8 °C	1 mm	-6 mm
Nov	37.2 °C	+0.7 °C	1 mm	-15 mm
Dec	35.4 °C	+0.2 °C	31 mm	-40 mm

The year's extremes

Hottest day

39.2 °C

12 Oct 2025

Coldest day

21.2 °C

27 Jul 2025

Wettest day

82.5 mm

2 Mar 2025

Windiest day

26.5 km/h

5 Nov 2025

Strongest gust

49.0 km/h

14 Jun 2025

Hottest feels-like

41.8 °C

30 Oct 2025

Coldest feels-like

21.6 °C

4 Jul 2025

Sunniest day

12.1 h

14 Nov 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 Esperantina?

Esperantina has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.2 °C and it receives 1,532 mm of precipitation per year.

What is the hottest day ever recorded in Esperantina?

The hottest day measured in Esperantina between 1940 and 2025 was 25 November 1993, reaching 41.2 °C.

What is the coldest day in Esperantina?

The coldest day measured in Esperantina between 1940 and 2025 was 27 July 2020, at 18.5 °C.

Does it snow in Esperantina?

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

Has the climate of Esperantina warmed?

Yes: Esperantina warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Esperantina?

The wettest day measured in Esperantina between 1940 and 2025 was 24 January 1985, with 226 mm of rain in 24 hours.

What was the windiest day in Esperantina?

The windiest day measured in Esperantina between 1940 and 2025 was 29 October 1943, with winds reaching 27.4 km/h.

What is the warmest month in Esperantina?

The warmest month in Esperantina is October (30.3 °C on average); the coldest is March (26.2 °C).

How much does it rain in Esperantina?

Esperantina receives on average 1,532 mm of precipitation per year, spread over about 132 rainy days.

Is it sunny in Esperantina?

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

Are there tropical nights in Esperantina?

Yes: Esperantina has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Esperantina?

In Esperantina, between 1940 and 2025, the highest apparent temperature reached 43.8 °C on 9 March 2010, and the lowest was 19.0 °C on 4 July 1974.

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