Lagoa Formosa climate — normals and trends

Q: What is the climate of Lagoa Formosa?

Lagoa Formosa has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 21.1 °C and it receives 1,363 mm of precipitation per year.

Q: What is the hottest day ever recorded in Lagoa Formosa?

The hottest day measured in Lagoa Formosa between 1940 and 2025 was 18 October 1963, reaching 37.5 °C.

Q: What is the coldest day in Lagoa Formosa?

The coldest day measured in Lagoa Formosa between 1940 and 2025 was 1 June 1979, at 2.2 °C.

Q: Does it snow in Lagoa Formosa?

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

Q: Has the climate of Lagoa Formosa warmed?

Yes: Lagoa Formosa warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Lagoa Formosa?

The wettest day measured in Lagoa Formosa between 1940 and 2025 was 14 January 1964, with 114 mm of rain in 24 hours.

Q: What was the windiest day in Lagoa Formosa?

The windiest day measured in Lagoa Formosa between 1940 and 2025 was 17 January 1958, with winds reaching 27.7 km/h.

Q: What is the warmest month in Lagoa Formosa?

The warmest month in Lagoa Formosa is October (22.7 °C on average); the coldest is July (18.2 °C).

Q: How much does it rain in Lagoa Formosa?

Lagoa Formosa receives on average 1,363 mm of precipitation per year, spread over about 151 rainy days.

Q: Is it sunny in Lagoa Formosa?

Lagoa Formosa gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Lagoa Formosa (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 21.1 °C and it receives 1,363 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 (22.7 °C on average) and the coldest is July (18.2 °C). Rainfall peaks in December.

Lagoa Formosa averages 0 frost days, 36 hot days (≥ 30 °C) and 151 rainy days per year.

Lagoa Formosa has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.

The hottest day of the period reached 37.5 °C (on 18 October 1963) and the coldest 2.2 °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

Lagoa FormosaMinas Gerais

coords: -18.78°, -46.41°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthOctoberColdest monthJulyWettest monthDecemberDriest monthJuly

Mean daily temperature

21.1°C

Average daily high

26.4°C

Average daily low

16.5°C

Annual rainfall

1,363mm

Sunshine / day

9.9h

Mean relative humidity

72%

Average peak wind

12.1km/h

Seasonal range

4.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

36 d/yr

Rainy days (≥ 1 mm)

151 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.3 °C

Average feels-like low

17.0 °C

Average peak gust

29.6 km/h

Tropical nights (≥ 20 °C)

18 d/yr

Solar radiation

18.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.6 °C

since 1940

+0.2 °C per decade · r² = 0.58 · 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

37.5 °C

18 October 1963

Coldest day

2.2 °C

1 June 1979

Wettest day

114 mm

14 January 1964

Windiest day

27.7 km/h

17 January 1958

Strongest gust

66.2 km/h

3 January 2000

Hottest feels-like

38.8 °C

15 November 2023

Coldest feels-like

-1.1 °C

1 June 1979

Sunniest day

13.1 h

16 December 2023

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	34.0 °C7 October 2025	6.2 °C30 July 2025	21.7 °C	1,002 mm	73
2024	35.6 °C4 October 2024	4.8 °C11 August 2024	22.3 °C	1,267 mm	78
2023	37.1 °C25 September 2023	8.1 °C6 July 2023	22.2 °C	1,013 mm	92
2022	33.6 °C11 September 2022	4.7 °C20 May 2022	21.2 °C	1,433 mm	33
2021	35.8 °C21 September 2021	4.5 °C30 July 2021	21.6 °C	1,136 mm	50
2020	36.2 °C7 October 2020	5.1 °C27 May 2020	21.4 °C	1,359 mm	52
2019	35.5 °C20 September 2019	6.4 °C7 July 2019	22.3 °C	1,082 mm	79
2018	33.9 °C24 September 2018	5.5 °C21 May 2018	21.7 °C	1,245 mm	50
2017	35.6 °C15 October 2017	8.9 °C1 August 2017	21.9 °C	929 mm	51
2016	34.9 °C19 October 2016	6.1 °C18 July 2016	22.3 °C	1,121 mm	71
2015	36.4 °C22 October 2015	9.9 °C13 August 2015	22.5 °C	1,054 mm	108
2014	36.0 °C15 October 2014	9.8 °C11 August 2014	22.0 °C	881 mm	72
2013	33.9 °C22 September 2013	9.3 °C28 August 2013	21.5 °C	1,258 mm	43
2012	34.3 °C30 October 2012	8.4 °C19 July 2012	21.5 °C	1,024 mm	53
2011	32.7 °C22 September 2011	9.2 °C16 June 2011	21.3 °C	1,564 mm	33
2010	32.6 °C18 September 2010	7.8 °C15 June 2010	21.6 °C	1,074 mm	52
2009	31.5 °C16 November 2009	6.2 °C3 June 2009	21.5 °C	1,643 mm	20
2008	34.1 °C27 October 2008	7.4 °C14 July 2008	21.4 °C	1,303 mm	44
2007	35.0 °C24 September 2007	8.0 °C25 May 2007	21.7 °C	1,029 mm	52
2006	32.7 °C25 January 2006	9.7 °C28 June 2006	21.1 °C	1,417 mm	26
2005	34.4 °C28 October 2005	8.5 °C10 July 2005	21.5 °C	1,422 mm	43
2004	33.2 °C25 September 2004	7.9 °C5 June 2004	21.2 °C	1,284 mm	45
2003	34.3 °C25 September 2003	7.4 °C9 May 2003	21.4 °C	1,267 mm	40
2002	34.4 °C22 October 2002	8.1 °C3 September 2002	22.1 °C	1,229 mm	60
2001	33.5 °C11 September 2001	8.6 °C19 May 2001	21.3 °C	1,197 mm	31
2000	33.7 °C22 October 2000	7.2 °C18 July 2000	21.1 °C	1,195 mm	32
1999	33.0 °C30 September 1999	7.3 °C21 May 1999	21.2 °C	1,029 mm	46
1998	34.0 °C16 September 1998	8.1 °C8 June 1998	21.8 °C	1,091 mm	72
1997	34.2 °C4 November 1997	4.5 °C9 June 1997	21.3 °C	1,393 mm	55
1996	32.3 °C25 September 1996	8.3 °C12 July 1996	21.3 °C	1,300 mm	45
1995	33.3 °C5 October 1995	8.5 °C9 June 1995	21.6 °C	1,426 mm	50
1994	34.8 °C3 October 1994	4.9 °C27 June 1994	21.6 °C	1,378 mm	61
1993	32.9 °C19 September 1993	7.1 °C20 June 1993	21.4 °C	1,232 mm	44
1992	31.0 °C21 October 1992	10.2 °C29 July 1992	20.8 °C	1,635 mm	2
1991	31.7 °C28 November 1991	9.4 °C8 July 1991	21.0 °C	1,467 mm	19
1990	32.7 °C24 January 1990	6.1 °C20 May 1990	21.6 °C	940 mm	42
1989	33.1 °C14 September 1989	6.9 °C21 July 1989	20.9 °C	1,384 mm	20
1988	34.9 °C30 January 1988	6.9 °C29 July 1988	21.3 °C	1,098 mm	29
1987	34.8 °C18 October 1987	6.7 °C9 August 1987	21.6 °C	1,227 mm	41
1986	33.5 °C8 October 1986	7.3 °C6 June 1986	21.2 °C	1,110 mm	31
1985	32.5 °C28 August 1985	2.5 °C10 June 1985	20.7 °C	1,472 mm	25
1984	32.9 °C9 November 1984	9.7 °C23 July 1984	21.5 °C	1,098 mm	44
1983	30.9 °C28 February 1983	8.3 °C4 August 1983	20.9 °C	1,883 mm	6
1982	33.8 °C26 November 1982	10.3 °C27 May 1982	21.2 °C	1,716 mm	29
1981	33.3 °C4 March 1981	5.9 °C9 June 1981	20.6 °C	1,492 mm	19
1980	34.9 °C29 October 1980	8.9 °C15 June 1980	21.2 °C	1,226 mm	25
1979	33.3 °C27 October 1979	2.2 °C1 June 1979	20.7 °C	1,490 mm	23
1978	32.3 °C21 January 1978	6.7 °C16 August 1978	20.7 °C	1,546 mm	16
1977	31.7 °C14 August 1977	6.3 °C18 May 1977	21.3 °C	1,155 mm	29
1976	31.7 °C20 January 1976	7.7 °C5 July 1976	20.8 °C	1,404 mm	13
1975	33.1 °C3 October 1975	6.0 °C7 July 1975	20.8 °C	1,081 mm	18
1974	32.4 °C2 September 1974	7.3 °C31 May 1974	20.7 °C	1,285 mm	30
1973	32.5 °C19 September 1973	6.4 °C20 June 1973	21.6 °C	1,377 mm	38
1972	32.4 °C26 October 1972	7.8 °C9 July 1972	21.1 °C	1,248 mm	18
1971	31.6 °C9 January 1971	7.0 °C19 July 1971	20.7 °C	1,264 mm	16
1970	32.1 °C24 December 1970	7.9 °C15 August 1970	21.1 °C	867 mm	16
1969	33.2 °C12 September 1969	7.3 °C5 June 1969	21.4 °C	900 mm	50
1968	33.0 °C8 October 1968	7.3 °C27 May 1968	20.2 °C	973 mm	22
1967	32.7 °C13 October 1967	8.1 °C21 July 1967	20.9 °C	1,214 mm	19
1966	33.2 °C16 September 1966	9.3 °C3 June 1966	20.6 °C	1,456 mm	9
1965	32.4 °C11 September 1965	3.7 °C12 July 1965	20.2 °C	2,052 mm	19
1964	31.1 °C2 September 1964	7.2 °C7 June 1964	20.0 °C	2,184 mm	1
1963	37.5 °C18 October 1963	7.3 °C22 June 1963	21.9 °C	926 mm	85
1962	33.2 °C21 September 1962	8.0 °C13 June 1962	20.4 °C	2,257 mm	22
1961	36.1 °C26 October 1961	10.3 °C10 July 1961	21.6 °C	1,562 mm	66
1960	35.6 °C26 September 1960	8.0 °C15 July 1960	20.4 °C	1,667 mm	22
1959	32.6 °C27 February 1959	8.9 °C20 June 1959	21.1 °C	1,366 mm	36
1958	35.2 °C24 November 1958	8.8 °C23 June 1958	21.0 °C	1,253 mm	62
1957	34.2 °C21 September 1957	4.8 °C22 July 1957	20.8 °C	1,412 mm	45
1956	32.3 °C26 September 1956	6.4 °C6 June 1956	20.1 °C	1,284 mm	33
1955	35.2 °C2 October 1955	7.9 °C22 May 1955	21.2 °C	1,202 mm	43
1954	33.5 °C17 October 1954	10.5 °C21 June 1954	21.0 °C	1,474 mm	40
1953	30.8 °C23 August 1953	10.5 °C19 May 1953	20.4 °C	1,733 mm	3
1952	32.2 °C4 September 1952	8.0 °C30 April 1952	20.4 °C	1,980 mm	15
1951	33.9 °C21 November 1951	8.2 °C15 August 1951	20.4 °C	1,258 mm	34
1950	33.9 °C20 September 1950	9.4 °C29 June 1950	20.5 °C	1,523 mm	14
1949	33.3 °C1 October 1949	8.6 °C4 July 1949	20.7 °C	1,443 mm	29
1948	33.5 °C27 September 1948	9.4 °C12 July 1948	20.8 °C	1,026 mm	24
1947	31.6 °C20 January 1947	8.8 °C8 July 1947	20.4 °C	1,553 mm	13
1946	32.6 °C23 September 1946	7.6 °C27 July 1946	21.0 °C	1,316 mm	22
1945	32.1 °C29 September 1945	10.3 °C1 June 1945	20.5 °C	2,059 mm	15
1944	32.2 °C31 August 1944	8.8 °C19 June 1944	20.0 °C	2,189 mm	18
1943	28.2 °C29 October 1943	8.7 °C26 July 1943	19.1 °C	1,943 mm	0
1942	37.1 °C29 November 1942	5.1 °C24 June 1942	20.3 °C	1,168 mm	43
1941	30.2 °C13 January 1941	9.6 °C30 May 1941	20.3 °C	2,080 mm	2
1940	31.1 °C25 August 1940	10.0 °C19 August 1940	20.3 °C	2,035 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

27.6 °C

+1.2 °C

Hot days (≥ 30 °C)

73 d/yr

+37

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1002 mm

-361 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	27.7 °C	+0.8 °C	334 mm	+93 mm
Feb	29.1 °C	+2.0 °C	33 mm	-149 mm
Mar	29.1 °C	+2.3 °C	84 mm	-86 mm
Apr	26.8 °C	+0.6 °C	81 mm	+6 mm
May	25.0 °C	+0.1 °C	3 mm	-28 mm
Jun	25.4 °C	+1.1 °C	4 mm	-8 mm
Jul	25.3 °C	+0.9 °C	1 mm	-9 mm
Aug	27.5 °C	+0.9 °C	1 mm	-9 mm
Sep	29.6 °C	+1.1 °C	27 mm	-15 mm
Oct	28.8 °C	+0.6 °C	46 mm	-83 mm
Nov	29.0 °C	+2.2 °C	103 mm	-107 mm
Dec	27.9 °C	+1.4 °C	286 mm	+31 mm

The year's extremes

Hottest day

34.0 °C

7 Oct 2025

Coldest day

6.2 °C

30 Jul 2025

Wettest day

57.1 mm

14 Jan 2025

Windiest day

25.0 km/h

10 Dec 2025

Strongest gust

60.8 km/h

10 Dec 2025

Hottest feels-like

37.2 °C

29 Dec 2025

Coldest feels-like

2.9 °C

11 Aug 2025

Sunniest day

13.0 h

23 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 Lagoa Formosa?

Lagoa Formosa has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 21.1 °C and it receives 1,363 mm of precipitation per year.

What is the hottest day ever recorded in Lagoa Formosa?

The hottest day measured in Lagoa Formosa between 1940 and 2025 was 18 October 1963, reaching 37.5 °C.

What is the coldest day in Lagoa Formosa?

The coldest day measured in Lagoa Formosa between 1940 and 2025 was 1 June 1979, at 2.2 °C.

Does it snow in Lagoa Formosa?

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

Has the climate of Lagoa Formosa warmed?

Yes: Lagoa Formosa warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Lagoa Formosa?

The wettest day measured in Lagoa Formosa between 1940 and 2025 was 14 January 1964, with 114 mm of rain in 24 hours.

What was the windiest day in Lagoa Formosa?

The windiest day measured in Lagoa Formosa between 1940 and 2025 was 17 January 1958, with winds reaching 27.7 km/h.

What is the warmest month in Lagoa Formosa?

The warmest month in Lagoa Formosa is October (22.7 °C on average); the coldest is July (18.2 °C).

How much does it rain in Lagoa Formosa?

Lagoa Formosa receives on average 1,363 mm of precipitation per year, spread over about 151 rainy days.

Is it sunny in Lagoa Formosa?

Lagoa Formosa gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Are there tropical nights in Lagoa Formosa?

Yes: Lagoa Formosa has on average 18 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Lagoa Formosa?

In Lagoa Formosa, between 1940 and 2025, the highest apparent temperature reached 38.8 °C on 15 November 2023, and the lowest was -1.1 °C on 1 June 1979.

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