Itaúna climate — normals and trends

Q: What is the climate of Itaúna?

Itaúna has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 20.8 °C and it receives 1,425 mm of precipitation per year.

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

The hottest day measured in Itaúna between 1940 and 2025 was 18 October 1963, reaching 36.8 °C.

Q: What is the coldest day in Itaúna?

The coldest day measured in Itaúna between 1940 and 2025 was 1 June 1979, at 2.7 °C.

Q: Does it snow in Itaúna?

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

Q: Has the climate of Itaúna warmed?

Yes: Itaúna warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Itaúna?

The wettest day measured in Itaúna between 1940 and 2025 was 23 March 1991, with 109 mm of rain in 24 hours.

Q: What was the windiest day in Itaúna?

The windiest day measured in Itaúna between 1940 and 2025 was 24 January 2020, with winds reaching 29.6 km/h.

Q: What is the warmest month in Itaúna?

The warmest month in Itaúna is February (22.8 °C on average); the coldest is July (17.7 °C).

Q: How much does it rain in Itaúna?

Itaúna receives on average 1,425 mm of precipitation per year, spread over about 144 rainy days.

Q: Is it sunny in Itaúna?

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

Itaúna (Brazil) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 20.8 °C and it receives 1,425 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 February (22.8 °C on average) and the coldest is July (17.7 °C). Rainfall peaks in December.

Itaúna averages 0 frost days, 31 hot days (≥ 30 °C) and 144 rainy days per year.

Itaúna has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.

The hottest day of the period reached 36.8 °C (on 18 October 1963) and the coldest 2.7 °C (on 1 June 1979).

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

ItaúnaMinas Gerais

coords: -20.08°, -44.58°
period: 1940–2025 · 86 yrs

CwaHumid subtropical, dry winterWarmest monthFebruaryColdest monthJulyWettest monthDecemberDriest monthJuly

Mean daily temperature

20.8°C

Average daily high

26.1°C

Average daily low

16.3°C

Annual rainfall

1,425mm

Sunshine / day

10.0h

Mean relative humidity

73%

Average peak wind

12.6km/h

Seasonal range

5.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

31 d/yr

Rainy days (≥ 1 mm)

144 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.0 °C

Average feels-like low

16.6 °C

Average peak gust

29.9 km/h

Tropical nights (≥ 20 °C)

20 d/yr

Solar radiation

18.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.60 · 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

36.8 °C

18 October 1963

Coldest day

2.7 °C

1 June 1979

Wettest day

109 mm

23 March 1991

Windiest day

29.6 km/h

24 January 2020

Strongest gust

76.0 km/h

24 January 2020

Hottest feels-like

39.6 °C

22 October 2015

Coldest feels-like

-0.6 °C

1 June 1979

Sunniest day

13.2 h

29 December 2016

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	33.7 °C7 October 2025	8.1 °C30 July 2025	21.3 °C	916 mm	57
2024	35.8 °C9 October 2024	8.8 °C13 August 2024	22.3 °C	1,135 mm	76
2023	36.1 °C25 September 2023	8.1 °C7 July 2023	22.0 °C	1,093 mm	79
2022	33.0 °C11 September 2022	5.5 °C20 May 2022	21.0 °C	1,481 mm	34
2021	35.1 °C21 September 2021	6.0 °C30 July 2021	21.2 °C	1,237 mm	38
2020	36.6 °C3 October 2020	6.8 °C27 May 2020	21.2 °C	1,321 mm	49
2019	35.7 °C13 September 2019	7.6 °C12 July 2019	22.1 °C	944 mm	86
2018	32.2 °C13 October 2018	6.8 °C22 May 2018	21.5 °C	1,248 mm	37
2017	34.2 °C22 October 2017	8.7 °C1 July 2017	21.7 °C	670 mm	62
2016	35.5 °C19 October 2016	6.1 °C18 July 2016	22.1 °C	1,221 mm	82
2015	36.5 °C17 October 2015	10.1 °C9 June 2015	22.4 °C	1,012 mm	100
2014	36.0 °C15 October 2014	9.3 °C7 August 2014	21.8 °C	744 mm	84
2013	33.8 °C23 September 2013	9.3 °C6 July 2013	21.1 °C	1,224 mm	31
2012	34.8 °C28 October 2012	6.5 °C20 July 2012	21.2 °C	977 mm	41
2011	32.6 °C10 September 2011	8.2 °C6 June 2011	20.9 °C	1,376 mm	37
2010	32.3 °C17 February 2010	6.5 °C15 June 2010	21.1 °C	1,181 mm	39
2009	31.4 °C29 September 2009	7.3 °C3 June 2009	21.2 °C	1,670 mm	22
2008	33.2 °C16 October 2008	6.9 °C17 July 2008	21.1 °C	1,563 mm	38
2007	36.2 °C24 September 2007	7.5 °C31 July 2007	21.6 °C	1,030 mm	67
2006	33.9 °C25 January 2006	9.4 °C21 July 2006	21.0 °C	1,145 mm	26
2005	34.9 °C18 October 2005	9.0 °C10 July 2005	21.3 °C	1,170 mm	31
2004	33.4 °C29 September 2004	8.1 °C30 July 2004	20.9 °C	1,439 mm	33
2003	34.6 °C21 October 2003	7.8 °C9 May 2003	21.2 °C	1,238 mm	49
2002	34.3 °C17 October 2002	8.5 °C3 September 2002	21.9 °C	1,236 mm	51
2001	33.5 °C4 February 2001	7.6 °C19 May 2001	21.4 °C	1,127 mm	45
2000	34.2 °C21 October 2000	5.0 °C18 July 2000	20.8 °C	1,321 mm	34
1999	32.6 °C16 October 1999	7.0 °C22 May 1999	20.8 °C	1,094 mm	37
1998	32.7 °C15 September 1998	7.1 °C8 June 1998	21.4 °C	1,141 mm	51
1997	34.1 °C4 November 1997	5.4 °C9 June 1997	21.1 °C	1,537 mm	49
1996	31.8 °C28 August 1996	6.9 °C13 July 1996	20.9 °C	1,540 mm	42
1995	34.2 °C18 January 1995	8.0 °C7 June 1995	21.3 °C	1,606 mm	47
1994	34.9 °C3 October 1994	5.8 °C27 June 1994	21.4 °C	1,305 mm	55
1993	33.5 °C30 November 1993	8.4 °C20 June 1993	21.4 °C	1,170 mm	39
1992	30.5 °C7 April 1992	9.7 °C27 July 1992	20.9 °C	1,713 mm	2
1991	31.4 °C11 August 1991	9.4 °C8 July 1991	20.9 °C	1,839 mm	10
1990	33.0 °C9 February 1990	6.3 °C20 May 1990	21.4 °C	1,052 mm	30
1989	30.6 °C12 September 1989	6.3 °C12 July 1989	20.7 °C	1,444 mm	6
1988	34.2 °C30 January 1988	7.1 °C2 August 1988	21.1 °C	1,324 mm	34
1987	35.4 °C17 October 1987	6.3 °C9 August 1987	21.5 °C	1,499 mm	37
1986	33.5 °C6 November 1986	7.5 °C5 June 1986	21.2 °C	1,194 mm	38
1985	31.2 °C28 August 1985	4.4 °C11 June 1985	20.5 °C	1,721 mm	16
1984	33.1 °C9 November 1984	9.4 °C1 August 1984	21.6 °C	1,180 mm	54
1983	30.4 °C31 August 1983	6.7 °C7 August 1983	20.8 °C	1,925 mm	5
1982	32.8 °C25 November 1982	10.6 °C27 May 1982	20.9 °C	1,609 mm	24
1981	32.3 °C4 March 1981	5.9 °C9 June 1981	20.4 °C	1,554 mm	12
1980	34.2 °C29 October 1980	9.2 °C10 July 1980	20.9 °C	1,410 mm	19
1979	32.2 °C28 October 1979	2.7 °C1 June 1979	20.2 °C	1,866 mm	7
1978	31.5 °C21 January 1978	6.4 °C2 June 1978	20.4 °C	1,730 mm	10
1977	31.7 °C2 March 1977	8.8 °C20 May 1977	21.1 °C	1,189 mm	23
1976	31.7 °C12 January 1976	8.3 °C7 July 1976	20.6 °C	1,471 mm	11
1975	31.6 °C3 October 1975	5.5 °C8 July 1975	20.5 °C	1,316 mm	14
1974	32.2 °C2 September 1974	7.5 °C17 July 1974	20.6 °C	1,311 mm	20
1973	32.1 °C19 September 1973	6.3 °C20 June 1973	21.3 °C	1,623 mm	31
1972	31.7 °C26 October 1972	7.1 °C22 June 1972	20.7 °C	1,313 mm	14
1971	32.1 °C1 February 1971	7.9 °C19 July 1971	20.8 °C	1,373 mm	30
1970	31.8 °C22 March 1970	8.6 °C7 July 1970	20.9 °C	885 mm	13
1969	32.8 °C6 October 1969	8.2 °C5 June 1969	21.2 °C	1,058 mm	32
1968	32.3 °C30 October 1968	6.8 °C14 June 1968	19.7 °C	924 mm	15
1967	33.7 °C13 October 1967	6.8 °C21 July 1967	20.8 °C	1,314 mm	13
1966	33.3 °C16 September 1966	8.4 °C3 June 1966	20.3 °C	1,586 mm	8
1965	31.6 °C20 September 1965	4.1 °C12 July 1965	19.7 °C	2,155 mm	9
1964	30.7 °C2 September 1964	8.0 °C2 August 1964	19.6 °C	2,247 mm	1
1963	36.8 °C18 October 1963	8.0 °C23 June 1963	21.6 °C	858 mm	69
1962	32.3 °C21 September 1962	7.1 °C18 June 1962	19.7 °C	2,433 mm	13
1961	35.8 °C29 September 1961	9.5 °C7 August 1961	21.1 °C	1,606 mm	52
1960	35.3 °C26 September 1960	6.9 °C15 July 1960	19.9 °C	1,765 mm	18
1959	32.6 °C24 February 1959	8.4 °C13 June 1959	20.8 °C	1,302 mm	25
1958	33.0 °C20 December 1958	8.2 °C22 June 1958	20.3 °C	1,213 mm	33
1957	34.0 °C20 October 1957	5.6 °C22 July 1957	20.3 °C	1,657 mm	33
1956	31.6 °C28 January 1956	6.9 °C18 August 1956	19.7 °C	1,278 mm	25
1955	34.3 °C1 October 1955	8.6 °C23 May 1955	20.9 °C	1,019 mm	37
1954	33.0 °C22 September 1954	9.5 °C30 August 1954	20.7 °C	1,606 mm	28
1953	30.3 °C22 August 1953	9.3 °C18 May 1953	20.1 °C	1,719 mm	3
1952	31.4 °C19 September 1952	7.5 °C16 July 1952	20.0 °C	2,250 mm	9
1951	33.6 °C25 November 1951	8.2 °C3 June 1951	20.0 °C	1,202 mm	22
1950	33.7 °C20 September 1950	7.6 °C11 June 1950	20.0 °C	1,755 mm	8
1949	33.1 °C8 October 1949	8.0 °C3 July 1949	20.1 °C	1,870 mm	23
1948	33.5 °C27 September 1948	9.2 °C28 May 1948	20.4 °C	1,173 mm	18
1947	32.5 °C10 January 1947	7.5 °C4 August 1947	20.1 °C	1,579 mm	15
1946	33.0 °C4 November 1946	8.3 °C27 July 1946	20.6 °C	1,258 mm	11
1945	31.0 °C30 August 1945	9.2 °C2 June 1945	20.0 °C	1,986 mm	6
1944	31.0 °C31 August 1944	8.3 °C13 July 1944	19.7 °C	2,013 mm	11
1943	27.9 °C24 February 1943	8.5 °C25 July 1943	18.7 °C	2,119 mm	0
1942	34.5 °C7 October 1942	4.4 °C24 June 1942	19.6 °C	1,324 mm	24
1941	29.7 °C14 January 1941	8.5 °C9 June 1941	19.9 °C	2,342 mm	0
1940	30.7 °C25 August 1940	10.4 °C4 August 1940	20.0 °C	2,252 mm	6

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

27.0 °C

+0.9 °C

Hot days (≥ 30 °C)

57 d/yr

+26

Frost days (< 0 °C)

0 d/yr

Annual rainfall

916 mm

-510 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	27.8 °C	+0.7 °C	288 mm	+37 mm
Feb	29.0 °C	+1.6 °C	16 mm	-155 mm
Mar	28.6 °C	+1.7 °C	111 mm	-57 mm
Apr	26.3 °C	+0.4 °C	108 mm	+38 mm
May	24.8 °C	+0.4 °C	2 mm	-35 mm
Jun	24.8 °C	+1.0 °C	3 mm	-14 mm
Jul	24.2 °C	+0.3 °C	2 mm	-10 mm
Aug	25.9 °C	0.0 °C	10 mm	-5 mm
Sep	28.1 °C	+0.6 °C	15 mm	-38 mm
Oct	28.1 °C	+0.7 °C	60 mm	-72 mm
Nov	27.7 °C	+1.3 °C	125 mm	-102 mm
Dec	28.4 °C	+2.0 °C	176 mm	-97 mm

The year's extremes

Hottest day

33.7 °C

7 Oct 2025

Coldest day

8.1 °C

30 Jul 2025

Wettest day

32.6 mm

5 Apr 2025

Windiest day

25.8 km/h

22 Sep 2025

Strongest gust

58.7 km/h

10 Dec 2025

Hottest feels-like

38.7 °C

30 Dec 2025

Coldest feels-like

5.6 °C

30 Jul 2025

Sunniest day

13.2 h

22 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 Itaúna?

Itaúna has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 20.8 °C and it receives 1,425 mm of precipitation per year.

What is the hottest day ever recorded in Itaúna?

The hottest day measured in Itaúna between 1940 and 2025 was 18 October 1963, reaching 36.8 °C.

What is the coldest day in Itaúna?

The coldest day measured in Itaúna between 1940 and 2025 was 1 June 1979, at 2.7 °C.

Does it snow in Itaúna?

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

Has the climate of Itaúna warmed?

Yes: Itaúna warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Itaúna?

The wettest day measured in Itaúna between 1940 and 2025 was 23 March 1991, with 109 mm of rain in 24 hours.

What was the windiest day in Itaúna?

The windiest day measured in Itaúna between 1940 and 2025 was 24 January 2020, with winds reaching 29.6 km/h.

What is the warmest month in Itaúna?

The warmest month in Itaúna is February (22.8 °C on average); the coldest is July (17.7 °C).

How much does it rain in Itaúna?

Itaúna receives on average 1,425 mm of precipitation per year, spread over about 144 rainy days.

Is it sunny in Itaúna?

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

Are there tropical nights in Itaúna?

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

What was the most extreme apparent temperature in Itaúna?

In Itaúna, between 1940 and 2025, the highest apparent temperature reached 39.6 °C on 22 October 2015, and the lowest was -0.6 °C on 1 June 1979.

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