Rolante climate — normals and trends

Q: What is the climate of Rolante?

Rolante has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.5 °C and it receives 1,606 mm of precipitation per year.

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

The hottest day measured in Rolante between 1940 and 2025 was 16 November 1985, reaching 38.0 °C.

Q: What is the coldest day in Rolante?

The coldest day measured in Rolante between 1940 and 2025 was 8 June 2012, at -1.9 °C.

Q: Does it snow in Rolante?

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

Q: Has the climate of Rolante warmed?

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

Q: What is the wettest day in Rolante?

The wettest day measured in Rolante between 1940 and 2025 was 31 January 2016, with 155 mm of rain in 24 hours.

Q: What was the windiest day in Rolante?

The windiest day measured in Rolante between 1940 and 2025 was 5 August 1974, with winds reaching 42.4 km/h.

Q: What is the warmest month in Rolante?

The warmest month in Rolante is January (23.0 °C on average); the coldest is July (13.8 °C).

Q: How much does it rain in Rolante?

Rolante receives on average 1,606 mm of precipitation per year, spread over about 158 rainy days.

Q: Is it sunny in Rolante?

Rolante gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.

Rolante (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 18.5 °C and it receives 1,606 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 January (23.0 °C on average) and the coldest is July (13.8 °C). Rainfall peaks in January.

Rolante averages 0 frost days, 28 hot days (≥ 30 °C) and 158 rainy days per year.

Rolante 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 38.0 °C (on 16 November 1985) and the coldest -1.9 °C (on 8 June 2012).

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

RolanteRio Grande do Sul

coords: -29.65°, -50.58°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthJanuaryDriest monthApril

Mean daily temperature

18.5°C

Average daily high

23.2°C

Average daily low

14.7°C

Annual rainfall

1,606mm

Sunshine / day

9.0h

Mean relative humidity

83%

Average peak wind

13.8km/h

Seasonal range

9.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

28 d/yr

Rainy days (≥ 1 mm)

158 d/yr

Annual snowfall

0.0 cm

Average feels-like high

25.0 °C

Average feels-like low

14.7 °C

Average peak gust

34.0 km/h

Tropical nights (≥ 20 °C)

44 d/yr

Solar radiation

16.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.8 °C

since 1940

+0.1 °C per decade · r² = 0.21 · 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

38.0 °C

16 November 1985

Coldest day

-1.9 °C

8 June 2012

Wettest day

155 mm

31 January 2016

Windiest day

42.4 km/h

5 August 1974

Strongest gust

103.3 km/h

3 May 2008

Hottest feels-like

44.5 °C

20 December 1971

Coldest feels-like

-5.3 °C

14 July 1991

Sunniest day

13.7 h

3 December 1941

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	35.9 °C11 February 2025	1.8 °C2 July 2025	18.7 °C	1,705 mm	43	0
2024	35.7 °C12 February 2024	2.5 °C13 August 2024	19.3 °C	1,939 mm	44	0
2023	34.9 °C28 January 2023	0.9 °C28 August 2023	19.3 °C	2,029 mm	46	0
2022	36.9 °C16 January 2022	3.3 °C19 June 2022	18.3 °C	1,621 mm	46	0
2021	34.0 °C19 August 2021	1.8 °C30 July 2021	18.5 °C	1,175 mm	23	0
2020	34.5 °C14 March 2020	1.3 °C15 July 2020	18.7 °C	1,467 mm	28	0
2019	36.5 °C30 January 2019	1.3 °C7 July 2019	19.6 °C	1,371 mm	61	0
2018	34.5 °C11 December 2018	1.7 °C16 June 2018	18.9 °C	1,544 mm	31	0
2017	34.4 °C17 December 2017	0.6 °C19 July 2017	19.7 °C	1,638 mm	40	0
2016	35.7 °C25 January 2016	0.3 °C13 June 2016	18.5 °C	1,475 mm	44	0
2015	33.2 °C6 January 2015	3.2 °C13 September 2015	19.4 °C	2,075 mm	30	0
2014	37.3 °C6 February 2014	1.1 °C14 August 2014	19.3 °C	1,697 mm	47	0
2013	35.5 °C27 December 2013	1.5 °C25 July 2013	18.3 °C	1,672 mm	33	0
2012	37.0 °C25 December 2012	-1.9 °C8 June 2012	19.2 °C	1,387 mm	52	2
2011	33.6 °C22 December 2011	0.5 °C5 July 2011	18.2 °C	1,668 mm	24	0
2010	37.3 °C3 February 2010	1.2 °C15 July 2010	18.5 °C	1,856 mm	34	0
2009	33.9 °C19 November 2009	-1.7 °C25 July 2009	18.2 °C	1,690 mm	37	3
2008	32.2 °C9 January 2008	1.1 °C17 June 2008	18.0 °C	1,674 mm	19	0
2007	33.9 °C1 March 2007	-0.4 °C12 July 2007	18.6 °C	1,900 mm	46	2
2006	36.2 °C10 January 2006	0.7 °C22 August 2006	18.8 °C	1,398 mm	39	0
2005	34.6 °C9 January 2005	2.7 °C20 July 2005	19.0 °C	1,534 mm	46	0
2004	34.7 °C7 September 2004	0.9 °C11 July 2004	18.2 °C	1,359 mm	22	0
2003	35.4 °C4 February 2003	0.3 °C12 July 2003	18.8 °C	1,582 mm	29	0
2002	34.7 °C10 March 2002	2.7 °C26 June 2002	19.2 °C	1,791 mm	36	0
2001	33.7 °C18 January 2001	2.0 °C22 June 2001	19.3 °C	1,663 mm	41	0
2000	33.7 °C27 December 2000	-1.0 °C18 July 2000	18.1 °C	1,736 mm	31	2
1999	33.5 °C27 December 1999	3.2 °C5 July 1999	17.9 °C	1,390 mm	27	0
1998	33.8 °C27 January 1998	4.1 °C21 June 1998	18.2 °C	2,347 mm	23	0
1997	35.5 °C8 January 1997	0.8 °C28 June 1997	18.7 °C	1,972 mm	32	0
1996	33.7 °C11 January 1996	-1.1 °C30 June 1996	18.2 °C	1,733 mm	29	1
1995	37.2 °C18 December 1995	-0.1 °C5 August 1995	18.4 °C	1,738 mm	44	1
1994	37.0 °C12 December 1994	0.7 °C11 July 1994	18.8 °C	1,629 mm	30	0
1993	33.7 °C31 October 1993	1.2 °C16 July 1993	18.4 °C	1,688 mm	36	0
1992	34.0 °C21 February 1992	1.7 °C3 August 1992	18.3 °C	1,624 mm	27	0
1991	35.1 °C15 October 1991	-1.6 °C14 July 1991	18.6 °C	1,390 mm	36	3
1990	35.5 °C14 November 1990	0.3 °C29 August 1990	18.1 °C	1,839 mm	29	0
1989	34.1 °C17 December 1989	3.0 °C1 August 1989	18.2 °C	1,603 mm	27	0
1988	34.6 °C24 March 1988	-1.1 °C9 July 1988	17.9 °C	1,467 mm	41	1
1987	33.9 °C1 December 1987	1.6 °C24 June 1987	18.4 °C	2,052 mm	32	0
1986	35.4 °C16 January 1986	3.9 °C14 May 1986	19.2 °C	1,668 mm	36	0
1985	38.0 °C16 November 1985	4.6 °C11 June 1985	19.0 °C	1,564 mm	31	0
1984	34.4 °C28 February 1984	2.6 °C27 August 1984	18.7 °C	1,804 mm	37	0
1983	33.0 °C30 December 1983	2.0 °C6 June 1983	18.4 °C	2,182 mm	26	0
1982	32.4 °C29 January 1982	2.8 °C29 May 1982	18.8 °C	1,388 mm	31	0
1981	34.4 °C15 February 1981	2.8 °C21 June 1981	18.7 °C	1,423 mm	22	0
1980	34.2 °C23 January 1980	1.5 °C1 August 1980	18.7 °C	1,546 mm	30	0
1979	35.4 °C11 February 1979	2.1 °C18 July 1979	17.8 °C	1,423 mm	25	0
1978	37.0 °C1 February 1978	1.0 °C6 June 1978	18.4 °C	1,455 mm	22	0
1977	34.2 °C16 February 1977	3.8 °C2 September 1977	19.5 °C	1,595 mm	47	0
1976	34.2 °C14 December 1976	1.0 °C10 July 1976	17.9 °C	1,751 mm	26	0
1975	34.3 °C15 February 1975	1.6 °C27 July 1975	18.3 °C	1,697 mm	22	0
1974	34.0 °C4 November 1974	2.1 °C17 August 1974	18.2 °C	1,562 mm	32	0
1973	33.1 °C24 February 1973	2.5 °C19 July 1973	18.5 °C	1,901 mm	31	0
1972	34.3 °C28 December 1972	1.8 °C14 July 1972	18.6 °C	2,034 mm	23	0
1971	35.7 °C20 December 1971	0.7 °C17 June 1971	18.2 °C	1,644 mm	34	0
1970	34.8 °C28 December 1970	2.3 °C25 June 1970	18.6 °C	1,634 mm	36	0
1969	33.8 °C27 October 1969	0.9 °C19 June 1969	18.2 °C	1,529 mm	19	0
1968	35.3 °C12 December 1968	0.7 °C3 September 1968	18.0 °C	1,275 mm	33	0
1967	34.8 °C10 November 1967	0.9 °C14 June 1967	18.6 °C	1,627 mm	17	0
1966	32.0 °C17 March 1966	2.0 °C1 July 1966	17.8 °C	1,695 mm	12	0
1965	33.3 °C21 February 1965	-0.5 °C12 July 1965	17.9 °C	1,620 mm	20	1
1964	33.8 °C3 March 1964	1.4 °C21 July 1964	17.5 °C	1,224 mm	30	0
1963	35.1 °C7 January 1963	2.5 °C23 July 1963	18.5 °C	1,603 mm	22	0
1962	34.3 °C28 November 1962	2.7 °C20 July 1962	17.2 °C	1,146 mm	13	0
1961	34.6 °C14 September 1961	0.7 °C17 June 1961	18.8 °C	1,602 mm	26	0
1960	32.1 °C23 January 1960	1.3 °C25 June 1960	17.6 °C	1,540 mm	12	0
1959	32.7 °C26 October 1959	2.8 °C11 June 1959	18.2 °C	1,666 mm	11	0
1958	33.9 °C14 February 1958	3.4 °C30 August 1958	18.2 °C	1,682 mm	16	0
1957	34.2 °C26 December 1957	0.7 °C3 August 1957	18.1 °C	1,690 mm	15	0
1956	34.2 °C5 February 1956	3.9 °C11 May 1956	17.3 °C	1,354 mm	7	0
1955	33.8 °C7 February 1955	-0.3 °C1 August 1955	17.6 °C	1,508 mm	19	1
1954	32.0 °C4 March 1954	5.0 °C20 May 1954	18.2 °C	1,900 mm	10	0
1953	34.2 °C23 January 1953	4.1 °C31 July 1953	18.8 °C	1,338 mm	23	0
1952	34.5 °C27 December 1952	4.7 °C13 June 1952	18.1 °C	1,299 mm	22	0
1951	31.7 °C5 September 1951	4.0 °C6 July 1951	18.2 °C	1,326 mm	8	0
1950	32.1 °C12 December 1950	1.3 °C12 July 1950	17.8 °C	1,458 mm	13	0
1949	33.4 °C20 December 1949	2.1 °C16 August 1949	17.8 °C	1,472 mm	12	0
1948	31.5 °C9 January 1948	0.9 °C9 August 1948	18.2 °C	2,087 mm	5	0
1947	31.6 °C6 February 1947	0.9 °C11 July 1947	18.0 °C	1,411 mm	9	0
1946	31.5 °C16 February 1946	1.7 °C19 July 1946	18.1 °C	1,832 mm	7	0
1945	34.8 °C16 January 1945	2.1 °C24 June 1945	18.7 °C	1,274 mm	7	0
1944	33.2 °C1 January 1944	3.2 °C27 June 1944	19.2 °C	1,152 mm	22	0
1943	36.8 °C2 January 1943	2.9 °C29 August 1943	18.7 °C	1,050 mm	29	0
1942	36.0 °C26 November 1942	-0.1 °C20 June 1942	18.2 °C	989 mm	26	1
1941	33.1 °C25 November 1941	2.1 °C19 July 1941	18.3 °C	1,771 mm	5	0
1940	32.3 °C14 January 1940	3.8 °C10 August 1940	18.5 °C	1,610 mm	11	0

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

23.4 °C

+0.2 °C

Hot days (≥ 30 °C)

43 d/yr

+15

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1705 mm

+99 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	27.6 °C	-0.1 °C	145 mm	-20 mm
Feb	29.9 °C	+2.4 °C	100 mm	-42 mm
Mar	28.6 °C	+2.3 °C	47 mm	-84 mm
Apr	23.1 °C	-0.6 °C	165 mm	+59 mm
May	22.0 °C	+1.4 °C	137 mm	+23 mm
Jun	16.5 °C	-2.2 °C	241 mm	+120 mm
Jul	17.7 °C	-0.9 °C	87 mm	-30 mm
Aug	19.5 °C	-0.3 °C	110 mm	-19 mm
Sep	21.0 °C	+0.1 °C	225 mm	+65 mm
Oct	22.9 °C	+0.2 °C	116 mm	-43 mm
Nov	24.4 °C	-0.3 °C	142 mm	+13 mm
Dec	28.2 °C	+1.5 °C	190 mm	+56 mm

The year's extremes

Hottest day

35.9 °C

11 Feb 2025

Coldest day

1.8 °C

2 Jul 2025

Wettest day

61.9 mm

8 Apr 2025

Windiest day

33.0 km/h

28 Jul 2025

Strongest gust

77.0 km/h

28 Jul 2025

Hottest feels-like

41.4 °C

25 Feb 2025

Coldest feels-like

-2.4 °C

1 Jul 2025

Sunniest day

13.7 h

25 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 Rolante?

Rolante has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.5 °C and it receives 1,606 mm of precipitation per year.

What is the hottest day ever recorded in Rolante?

The hottest day measured in Rolante between 1940 and 2025 was 16 November 1985, reaching 38.0 °C.

What is the coldest day in Rolante?

The coldest day measured in Rolante between 1940 and 2025 was 8 June 2012, at -1.9 °C.

Does it snow in Rolante?

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

Has the climate of Rolante warmed?

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

What is the wettest day in Rolante?

The wettest day measured in Rolante between 1940 and 2025 was 31 January 2016, with 155 mm of rain in 24 hours.

What was the windiest day in Rolante?

The windiest day measured in Rolante between 1940 and 2025 was 5 August 1974, with winds reaching 42.4 km/h.

What is the warmest month in Rolante?

The warmest month in Rolante is January (23.0 °C on average); the coldest is July (13.8 °C).

How much does it rain in Rolante?

Rolante receives on average 1,606 mm of precipitation per year, spread over about 158 rainy days.

Is it sunny in Rolante?

Rolante gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.

Are there tropical nights in Rolante?

Yes: Rolante has on average 44 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Rolante?

In Rolante, between 1940 and 2025, the highest apparent temperature reached 44.5 °C on 20 December 1971, and the lowest was -5.3 °C on 14 July 1991.

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