Angra dos Reis climate — normals and trends

Q: What is the climate of Angra dos Reis?

Angra dos Reis has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 1,939 mm of precipitation per year.

Q: What is the hottest day ever recorded in Angra dos Reis?

The hottest day measured in Angra dos Reis between 1940 and 2025 was 2 October 2020, reaching 34.5 °C.

Q: What is the coldest day in Angra dos Reis?

The coldest day measured in Angra dos Reis between 1940 and 2025 was 31 May 1979, at 10.4 °C.

Q: Does it snow in Angra dos Reis?

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

Q: Has the climate of Angra dos Reis warmed?

Yes: Angra dos Reis warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Angra dos Reis?

The wettest day measured in Angra dos Reis between 1940 and 2025 was 20 February 1969, with 169 mm of rain in 24 hours.

Q: What was the windiest day in Angra dos Reis?

The windiest day measured in Angra dos Reis between 1940 and 2025 was 11 August 2022, with winds reaching 31.7 km/h.

Q: What is the warmest month in Angra dos Reis?

The warmest month in Angra dos Reis is February (24.2 °C on average); the coldest is July (18.6 °C).

Q: How much does it rain in Angra dos Reis?

Angra dos Reis receives on average 1,939 mm of precipitation per year, spread over about 205 rainy days.

Q: Is it sunny in Angra dos Reis?

Angra dos Reis gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.

Angra dos Reis (Brazil) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 21.3 °C and it receives 1,939 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 (24.2 °C on average) and the coldest is July (18.6 °C). Rainfall peaks in January.

Angra dos Reis averages 0 frost days, 8 hot days (≥ 30 °C) and 205 rainy days per year.

Angra dos Reis has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.

The hottest day of the period reached 34.5 °C (on 2 October 2020) and the coldest 10.4 °C (on 31 May 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

Angra dos ReisRio de Janeiro

coords: -23.01°, -44.32°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthFebruaryColdest monthJulyWettest monthJanuaryDriest monthJune

Mean daily temperature

21.3°C

Average daily high

24.0°C

Average daily low

19.2°C

Annual rainfall

1,939mm

Sunshine / day

9.5h

Mean relative humidity

84%

Average peak wind

12.4km/h

Seasonal range

5.6°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

8 d/yr

Rainy days (≥ 1 mm)

205 d/yr

Annual snowfall

0.0 cm

Average feels-like high

27.0 °C

Average feels-like low

20.7 °C

Average peak gust

28.3 km/h

Tropical nights (≥ 20 °C)

149 d/yr

Solar radiation

17.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.4 °C

since 1940

+0.2 °C per decade · r² = 0.52 · 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

34.5 °C

2 October 2020

Coldest day

10.4 °C

31 May 1979

Wettest day

169 mm

20 February 1969

Windiest day

31.7 km/h

11 August 2022

Strongest gust

74.2 km/h

29 December 1990

Hottest feels-like

41.5 °C

18 November 2023

Coldest feels-like

6.5 °C

31 May 1979

Sunniest day

13.4 h

27 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	33.5 °C17 February 2025	12.1 °C30 July 2025	21.5 °C	1,375 mm	18
2024	32.7 °C28 November 2024	11.6 °C13 August 2024	22.4 °C	1,660 mm	26
2023	34.3 °C18 November 2023	14.0 °C15 July 2023	22.3 °C	1,603 mm	29
2022	31.5 °C27 January 2022	12.4 °C31 August 2022	21.4 °C	2,224 mm	15
2021	32.0 °C14 September 2021	11.1 °C20 July 2021	21.2 °C	1,625 mm	10
2020	34.5 °C2 October 2020	13.5 °C24 August 2020	21.7 °C	1,993 mm	12
2019	32.8 °C7 January 2019	13.3 °C7 July 2019	22.5 °C	1,948 mm	24
2018	31.8 °C18 January 2018	14.0 °C22 May 2018	22.0 °C	1,774 mm	16
2017	31.1 °C4 January 2017	13.4 °C6 August 2017	21.8 °C	1,592 mm	15
2016	32.4 °C31 January 2016	10.7 °C13 June 2016	21.8 °C	1,753 mm	18
2015	33.0 °C24 September 2015	14.6 °C5 July 2015	22.5 °C	1,790 mm	27
2014	33.2 °C3 January 2014	13.5 °C14 August 2014	22.0 °C	1,283 mm	24
2013	32.1 °C12 November 2013	12.2 °C24 July 2013	21.5 °C	2,111 mm	18
2012	33.2 °C19 September 2012	12.7 °C27 September 2012	21.7 °C	1,519 mm	9
2011	31.6 °C10 February 2011	12.1 °C5 August 2011	21.2 °C	1,769 mm	11
2010	32.9 °C8 February 2010	12.4 °C16 August 2010	21.9 °C	2,016 mm	33
2009	31.3 °C6 March 2009	12.3 °C4 June 2009	21.9 °C	2,180 mm	11
2008	31.5 °C4 September 2008	13.4 °C15 July 2008	21.3 °C	2,181 mm	5
2007	31.8 °C30 December 2007	11.4 °C30 July 2007	21.7 °C	1,552 mm	11
2006	31.7 °C6 February 2006	12.6 °C6 September 2006	21.6 °C	1,708 mm	8
2005	33.5 °C14 October 2005	14.2 °C8 July 2005	21.9 °C	2,181 mm	13
2004	30.7 °C31 October 2004	12.8 °C9 August 2004	21.2 °C	1,970 mm	1
2003	32.5 °C16 December 2003	13.8 °C18 August 2003	22.0 °C	1,873 mm	17
2002	32.1 °C1 December 2002	12.8 °C2 September 2002	22.3 °C	1,689 mm	16
2001	30.9 °C8 January 2001	13.0 °C28 July 2001	21.9 °C	1,564 mm	9
2000	30.4 °C15 January 2000	10.8 °C17 July 2000	21.3 °C	1,748 mm	5
1999	31.5 °C2 February 1999	11.2 °C16 August 1999	21.0 °C	1,812 mm	8
1998	32.1 °C31 January 1998	13.2 °C12 July 1998	21.7 °C	1,981 mm	12
1997	32.8 °C9 September 1997	12.3 °C11 August 1997	21.6 °C	1,463 mm	11
1996	31.4 °C27 January 1996	11.7 °C22 July 1996	21.1 °C	2,209 mm	18
1995	32.8 °C17 January 1995	14.2 °C5 September 1995	21.8 °C	2,137 mm	25
1994	32.0 °C17 February 1994	10.5 °C27 June 1994	21.8 °C	1,973 mm	21
1993	31.9 °C1 November 1993	12.7 °C13 August 1993	21.8 °C	1,798 mm	14
1992	31.3 °C22 February 1992	12.9 °C25 August 1992	21.4 °C	1,739 mm	4
1991	30.2 °C26 December 1991	12.2 °C3 August 1991	21.4 °C	1,892 mm	1
1990	30.4 °C25 January 1990	11.6 °C29 July 1990	21.5 °C	1,717 mm	4
1989	30.7 °C22 February 1989	11.9 °C9 July 1989	21.2 °C	1,915 mm	4
1988	31.5 °C19 January 1988	10.8 °C14 July 1988	21.2 °C	2,224 mm	13
1987	31.0 °C9 January 1987	12.5 °C9 August 1987	21.8 °C	1,833 mm	10
1986	30.9 °C7 October 1986	13.4 °C9 July 1986	21.8 °C	2,148 mm	6
1985	30.8 °C20 February 1985	11.8 °C9 June 1985	21.2 °C	1,898 mm	2
1984	31.5 °C16 January 1984	10.8 °C27 August 1984	21.6 °C	1,714 mm	12
1983	31.4 °C17 February 1983	12.0 °C8 August 1983	21.4 °C	2,500 mm	7
1982	30.6 °C4 November 1982	13.6 °C31 July 1982	21.2 °C	2,058 mm	3
1981	32.0 °C29 September 1981	12.7 °C7 July 1981	21.0 °C	2,026 mm	8
1980	31.1 °C22 October 1980	12.5 °C28 June 1980	21.5 °C	1,869 mm	3
1979	29.6 °C28 February 1979	10.4 °C31 May 1979	20.8 °C	2,146 mm	0
1978	32.1 °C31 January 1978	10.7 °C16 August 1978	21.2 °C	1,706 mm	10
1977	31.2 °C28 February 1977	14.3 °C17 May 1977	21.8 °C	1,772 mm	7
1976	31.1 °C25 January 1976	13.0 °C6 July 1976	21.1 °C	2,378 mm	3
1975	30.3 °C16 February 1975	10.7 °C18 July 1975	20.9 °C	2,174 mm	4
1974	30.8 °C26 November 1974	12.0 °C19 August 1974	21.2 °C	1,862 mm	2
1973	32.8 °C11 February 1973	13.1 °C7 September 1973	21.7 °C	1,994 mm	6
1972	30.0 °C6 January 1972	13.6 °C2 September 1972	21.6 °C	1,831 mm	1
1971	31.1 °C24 January 1971	13.3 °C20 July 1971	21.0 °C	1,872 mm	6
1970	30.2 °C9 December 1970	11.9 °C11 August 1970	20.9 °C	1,500 mm	1
1969	31.1 °C9 January 1969	13.3 °C21 August 1969	21.2 °C	1,866 mm	8
1968	31.2 °C24 December 1968	12.6 °C14 July 1968	20.2 °C	1,554 mm	4
1967	30.2 °C9 January 1967	13.7 °C20 July 1967	21.4 °C	2,240 mm	1
1966	30.7 °C22 January 1966	12.3 °C24 September 1966	21.0 °C	2,506 mm	3
1965	30.4 °C21 December 1965	11.3 °C12 July 1965	21.0 °C	2,880 mm	1
1964	29.3 °C17 February 1964	11.3 °C29 July 1964	20.1 °C	2,115 mm	0
1963	31.2 °C26 November 1963	12.0 °C22 June 1963	21.1 °C	1,709 mm	3
1962	29.4 °C18 February 1962	12.1 °C31 May 1962	20.0 °C	2,351 mm	0
1961	33.9 °C28 September 1961	13.8 °C15 June 1961	21.6 °C	2,073 mm	7
1960	30.2 °C9 October 1960	12.2 °C3 September 1960	20.4 °C	2,016 mm	1
1959	30.0 °C6 February 1959	13.5 °C11 June 1959	21.2 °C	1,914 mm	1
1958	31.4 °C16 November 1958	12.3 °C22 June 1958	21.1 °C	2,167 mm	7
1957	30.8 °C19 October 1957	11.0 °C21 July 1957	20.6 °C	2,063 mm	1
1956	30.8 °C26 January 1956	12.7 °C8 July 1956	20.0 °C	1,643 mm	9
1955	30.9 °C14 September 1955	11.8 °C31 July 1955	20.3 °C	1,428 mm	1
1954	30.6 °C18 September 1954	12.7 °C30 August 1954	21.0 °C	2,077 mm	2
1953	30.2 °C30 January 1953	12.9 °C28 July 1953	21.0 °C	1,960 mm	2
1952	29.4 °C6 October 1952	12.6 °C16 July 1952	20.7 °C	1,885 mm	0
1951	31.7 °C23 November 1951	13.8 °C9 August 1951	20.5 °C	1,690 mm	3
1950	30.5 °C19 February 1950	13.3 °C14 July 1950	20.8 °C	2,107 mm	3
1949	30.1 °C18 March 1949	14.0 °C28 August 1949	20.3 °C	2,118 mm	1
1948	32.1 °C27 September 1948	12.7 °C30 August 1948	20.7 °C	1,885 mm	2
1947	30.6 °C3 January 1947	12.0 °C4 August 1947	20.4 °C	2,279 mm	2
1946	29.9 °C19 October 1946	13.7 °C2 August 1946	21.3 °C	2,182 mm	0
1945	29.6 °C28 September 1945	14.2 °C14 July 1945	21.1 °C	2,367 mm	0
1944	30.5 °C7 September 1944	13.6 °C22 August 1944	21.0 °C	2,250 mm	1
1943	29.5 °C19 January 1943	12.3 °C30 August 1943	20.0 °C	1,794 mm	0
1942	32.0 °C27 November 1942	11.8 °C24 June 1942	20.3 °C	1,787 mm	4
1941	30.9 °C12 January 1941	12.3 °C15 September 1941	21.1 °C	2,581 mm	2
1940	31.2 °C22 August 1940	13.7 °C26 September 1940	21.3 °C	2,473 mm	1

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

24.3 °C

+0.3 °C

Hot days (≥ 30 °C)

18 d/yr

+10

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1375 mm

-565 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	26.9 °C	+0.5 °C	279 mm	-9 mm
Feb	29.2 °C	+2.4 °C	63 mm	-174 mm
Mar	26.3 °C	+0.3 °C	151 mm	-87 mm
Apr	24.6 °C	+0.1 °C	214 mm	+58 mm
May	23.7 °C	+0.8 °C	63 mm	-35 mm
Jun	22.4 °C	+0.2 °C	44 mm	-19 mm
Jul	20.5 °C	-1.3 °C	45 mm	-19 mm
Aug	22.1 °C	-0.4 °C	19 mm	-49 mm
Sep	23.1 °C	+0.2 °C	59 mm	-45 mm
Oct	23.2 °C	-0.2 °C	170 mm	+18 mm
Nov	23.7 °C	-0.2 °C	98 mm	-105 mm
Dec	26.9 °C	+1.7 °C	170 mm	-99 mm

The year's extremes

Hottest day

33.5 °C

17 Feb 2025

Coldest day

12.1 °C

30 Jul 2025

Wettest day

62.7 mm

17 Dec 2025

Windiest day

25.8 km/h

19 Oct 2025

Strongest gust

58.0 km/h

22 Sep 2025

Hottest feels-like

40.1 °C

17 Feb 2025

Coldest feels-like

9.8 °C

30 Jul 2025

Sunniest day

13.4 h

27 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 Angra dos Reis?

Angra dos Reis has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 1,939 mm of precipitation per year.

What is the hottest day ever recorded in Angra dos Reis?

The hottest day measured in Angra dos Reis between 1940 and 2025 was 2 October 2020, reaching 34.5 °C.

What is the coldest day in Angra dos Reis?

The coldest day measured in Angra dos Reis between 1940 and 2025 was 31 May 1979, at 10.4 °C.

Does it snow in Angra dos Reis?

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

Has the climate of Angra dos Reis warmed?

Yes: Angra dos Reis warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Angra dos Reis?

The wettest day measured in Angra dos Reis between 1940 and 2025 was 20 February 1969, with 169 mm of rain in 24 hours.

What was the windiest day in Angra dos Reis?

The windiest day measured in Angra dos Reis between 1940 and 2025 was 11 August 2022, with winds reaching 31.7 km/h.

What is the warmest month in Angra dos Reis?

The warmest month in Angra dos Reis is February (24.2 °C on average); the coldest is July (18.6 °C).

How much does it rain in Angra dos Reis?

Angra dos Reis receives on average 1,939 mm of precipitation per year, spread over about 205 rainy days.

Is it sunny in Angra dos Reis?

Angra dos Reis gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.

Are there tropical nights in Angra dos Reis?

Yes: Angra dos Reis has on average 149 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Angra dos Reis?

In Angra dos Reis, between 1940 and 2025, the highest apparent temperature reached 41.5 °C on 18 November 2023, and the lowest was 6.5 °C on 31 May 1979.

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