Horizontina climate — normals and trends

Q: What is the climate of Horizontina?

Horizontina has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.3 °C and it receives 1,848 mm of precipitation per year.

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

The hottest day measured in Horizontina between 1940 and 2025 was 10 February 1979, reaching 40.5 °C.

Q: What is the coldest day in Horizontina?

The coldest day measured in Horizontina between 1940 and 2025 was 18 July 1975, at -3.9 °C.

Q: Does it snow in Horizontina?

Almost never: Horizontina sees virtually no snow, with about 1 frost days per year.

Q: Has the climate of Horizontina warmed?

Yes: Horizontina warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Horizontina?

The wettest day measured in Horizontina between 1940 and 2025 was 7 December 2024, with 142 mm of rain in 24 hours.

Q: What was the windiest day in Horizontina?

The windiest day measured in Horizontina between 1940 and 2025 was 29 April 1992, with winds reaching 44.8 km/h.

Q: What is the warmest month in Horizontina?

The warmest month in Horizontina is January (25.1 °C on average); the coldest is July (15.0 °C).

Q: How much does it rain in Horizontina?

Horizontina receives on average 1,848 mm of precipitation per year, spread over about 139 rainy days.

Q: Is it sunny in Horizontina?

Horizontina gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.

Horizontina (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 20.3 °C and it receives 1,848 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 (25.1 °C on average) and the coldest is July (15.0 °C). Rainfall peaks in October.

Horizontina averages 1 frost days, 80 hot days (≥ 30 °C) and 139 rainy days per year.

Horizontina has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.

The number of frost days there went from about 1 to 1 per year over the period.

The hottest day of the period reached 40.5 °C (on 10 February 1979) and the coldest -3.9 °C (on 18 July 1975).

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

HorizontinaRio Grande do Sul

coords: -27.63°, -54.31°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthOctoberDriest monthAugust

Mean daily temperature

20.3°C

Average daily high

25.5°C

Average daily low

15.8°C

Annual rainfall

1,848mm

Sunshine / day

9.1h

Mean relative humidity

75%

Average peak wind

16.2km/h

Seasonal range

10.1°C

Frost days (< 0 °C)

1 d/yr

Hot days (≥ 30 °C)

80 d/yr

Rainy days (≥ 1 mm)

139 d/yr

Annual snowfall

0.1 cm

Average feels-like high

27.3 °C

Average feels-like low

15.6 °C

Average peak gust

33.2 km/h

Tropical nights (≥ 20 °C)

84 d/yr

Solar radiation

17.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.1 °C

since 1940

+0.1 °C per decade · r² = 0.28 · 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

40.5 °C

10 February 1979

Coldest day

-3.9 °C

18 July 1975

Wettest day

142 mm

7 December 2024

Windiest day

44.8 km/h

29 April 1992

Strongest gust

100.1 km/h

5 June 1992

Hottest feels-like

44.2 °C

24 January 2022

Coldest feels-like

-7.7 °C

18 July 1975

Snowiest day

4.4 cm

20 August 1965

Sunniest day

13.6 h

8 January 1942

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	38.1 °C7 December 2025	-0.5 °C1 July 2025	20.6 °C	1,742 mm	102	1
2024	37.6 °C12 February 2024	0.5 °C30 June 2024	21.3 °C	2,038 mm	116	0
2023	36.9 °C1 January 2023	3.6 °C14 July 2023	21.4 °C	2,128 mm	108	0
2022	38.9 °C18 January 2022	1.2 °C12 June 2022	20.4 °C	1,496 mm	105	0
2021	36.7 °C29 December 2021	-0.4 °C29 July 2021	20.6 °C	1,299 mm	103	1
2020	38.7 °C11 December 2020	0.1 °C21 August 2020	21.0 °C	1,331 mm	112	0
2019	38.7 °C1 October 2019	-0.5 °C7 July 2019	21.2 °C	1,734 mm	105	2
2018	37.0 °C11 December 2018	1.3 °C17 June 2018	20.8 °C	1,446 mm	106	0
2017	35.8 °C16 December 2017	0.2 °C18 July 2017	21.3 °C	2,073 mm	105	0
2016	36.4 °C24 January 2016	-0.5 °C12 June 2016	20.2 °C	1,629 mm	95	1
2015	35.4 °C13 January 2015	2.3 °C12 September 2015	21.1 °C	2,565 mm	91	0
2014	38.5 °C7 February 2014	1.9 °C14 August 2014	21.1 °C	2,317 mm	105	0
2013	38.3 °C25 December 2013	-0.4 °C24 July 2013	20.1 °C	1,676 mm	83	1
2012	38.1 °C2 February 2012	-0.1 °C8 June 2012	21.6 °C	1,295 mm	136	1
2011	37.4 °C20 December 2011	-0.6 °C5 July 2011	20.5 °C	1,952 mm	100	3
2010	37.2 °C5 February 2010	-1.0 °C14 July 2010	20.0 °C	1,752 mm	89	1
2009	36.9 °C2 November 2009	-3.5 °C25 July 2009	20.4 °C	1,785 mm	121	3
2008	38.0 °C8 December 2008	0.1 °C17 June 2008	20.3 °C	1,589 mm	106	0
2007	36.3 °C30 March 2007	0.5 °C30 May 2007	20.5 °C	1,996 mm	127	0
2006	39.0 °C10 January 2006	0.2 °C22 August 2006	20.9 °C	1,657 mm	113	0
2005	37.7 °C21 February 2005	1.5 °C20 July 2005	21.1 °C	1,888 mm	129	0
2004	37.0 °C2 March 2004	-0.3 °C13 June 2004	20.5 °C	1,300 mm	114	2
2003	38.6 °C11 November 2003	-0.1 °C12 July 2003	20.5 °C	1,799 mm	96	1
2002	38.4 °C10 March 2002	0.6 °C2 September 2002	20.8 °C	2,310 mm	102	0
2001	35.8 °C20 December 2001	-1.3 °C28 July 2001	20.8 °C	1,988 mm	91	1
2000	36.5 °C8 January 2000	-2.2 °C14 July 2000	20.0 °C	2,308 mm	93	4
1999	36.8 °C24 January 1999	-0.9 °C15 August 1999	20.2 °C	1,724 mm	99	1
1998	35.7 °C8 December 1998	3.1 °C25 June 1998	20.0 °C	2,765 mm	70	0
1997	34.9 °C26 December 1997	1.4 °C29 June 1997	20.8 °C	2,323 mm	93	0
1996	37.7 °C11 January 1996	-1.0 °C29 June 1996	20.0 °C	2,017 mm	79	2
1995	39.3 °C17 December 1995	-0.2 °C5 August 1995	20.5 °C	1,762 mm	101	1
1994	37.8 °C12 December 1994	-0.8 °C26 June 1994	20.6 °C	2,414 mm	84	2
1993	34.8 °C3 December 1993	-1.9 °C15 July 1993	19.9 °C	1,979 mm	92	1
1992	34.8 °C20 February 1992	-1.0 °C23 July 1992	19.7 °C	1,867 mm	73	2
1991	36.8 °C20 January 1991	-1.9 °C2 August 1991	20.7 °C	1,643 mm	109	3
1990	36.6 °C15 November 1990	-1.2 °C28 July 1990	19.7 °C	2,396 mm	73	3
1989	38.0 °C6 December 1989	-0.8 °C6 July 1989	19.8 °C	1,778 mm	83	1
1988	37.5 °C7 December 1988	-1.4 °C25 July 1988	20.0 °C	1,442 mm	108	4
1987	35.7 °C1 December 1987	-1.9 °C17 June 1987	19.9 °C	2,503 mm	75	3
1986	38.6 °C16 January 1986	2.0 °C5 September 1986	20.8 °C	2,055 mm	92	0
1985	40.0 °C16 November 1985	0.2 °C11 July 1985	21.1 °C	1,671 mm	118	0
1984	38.5 °C10 January 1984	0.2 °C26 August 1984	20.4 °C	2,121 mm	84	0
1983	35.1 °C9 December 1983	2.2 °C9 September 1983	19.8 °C	2,555 mm	88	0
1982	37.4 °C16 January 1982	2.3 °C29 June 1982	20.8 °C	1,997 mm	92	0
1981	34.9 °C27 November 1981	-2.2 °C19 June 1981	20.7 °C	1,536 mm	111	1
1980	34.7 °C22 January 1980	-0.8 °C31 July 1980	20.2 °C	1,962 mm	92	3
1979	40.5 °C10 February 1979	1.0 °C31 May 1979	19.8 °C	2,006 mm	81	0
1978	37.3 °C8 January 1978	0.9 °C14 August 1978	20.8 °C	1,244 mm	119	0
1977	36.3 °C30 December 1977	0.8 °C17 July 1977	21.1 °C	1,749 mm	117	0
1976	36.4 °C14 December 1976	-1.0 °C28 June 1976	19.2 °C	1,479 mm	67	2
1975	36.2 °C14 February 1975	-3.9 °C18 July 1975	19.8 °C	1,846 mm	59	2
1974	35.2 °C3 January 1974	0.5 °C13 June 1974	19.7 °C	1,647 mm	78	0
1973	35.3 °C12 January 1973	1.6 °C7 September 1973	19.9 °C	2,483 mm	77	0
1972	37.2 °C28 December 1972	-0.2 °C9 July 1972	20.1 °C	2,514 mm	66	1
1971	37.1 °C30 December 1971	-0.9 °C12 June 1971	19.6 °C	1,887 mm	76	2
1970	37.2 °C8 December 1970	0.9 °C2 July 1970	20.4 °C	1,600 mm	89	0
1969	35.5 °C21 December 1969	1.9 °C3 August 1969	19.8 °C	1,902 mm	77	0
1968	36.8 °C1 March 1968	2.5 °C21 June 1968	20.1 °C	1,291 mm	105	0
1967	35.1 °C18 December 1967	-1.9 °C14 June 1967	20.1 °C	2,191 mm	56	1
1966	34.0 °C15 March 1966	-0.3 °C6 August 1966	19.5 °C	1,898 mm	45	1
1965	34.6 °C22 January 1965	0.6 °C7 July 1965	19.6 °C	1,747 mm	61	0
1964	35.8 °C24 December 1964	0.6 °C29 June 1964	19.4 °C	1,311 mm	86	0
1963	37.8 °C2 January 1963	-0.7 °C6 August 1963	20.4 °C	1,932 mm	85	1
1962	38.6 °C24 December 1962	0.4 °C30 May 1962	19.0 °C	1,109 mm	74	0
1961	34.5 °C31 January 1961	-0.6 °C15 June 1961	20.5 °C	1,785 mm	72	2
1960	35.2 °C24 December 1960	0.1 °C25 June 1960	19.7 °C	1,388 mm	76	0
1959	33.1 °C21 January 1959	3.3 °C8 August 1959	20.0 °C	2,190 mm	37	0
1958	36.0 °C7 January 1958	3.6 °C19 June 1958	20.0 °C	1,706 mm	54	0
1957	34.2 °C17 October 1957	1.5 °C22 July 1957	19.8 °C	1,721 mm	37	0
1956	32.0 °C5 February 1956	1.7 °C15 May 1956	18.9 °C	1,561 mm	11	0
1955	33.1 °C29 November 1955	-1.0 °C8 July 1955	19.4 °C	1,868 mm	34	2
1954	33.5 °C10 December 1954	3.6 °C8 August 1954	19.9 °C	2,019 mm	29	0
1953	33.9 °C5 January 1953	3.2 °C20 July 1953	20.7 °C	2,005 mm	40	0
1952	35.2 °C11 December 1952	3.7 °C10 June 1952	20.0 °C	1,426 mm	41	0
1951	31.8 °C25 September 1951	3.6 °C6 July 1951	19.9 °C	1,982 mm	16	0
1950	31.4 °C26 December 1950	2.0 °C11 July 1950	19.6 °C	1,895 mm	14	0
1949	33.5 °C27 December 1949	2.9 °C19 July 1949	19.6 °C	1,702 mm	26	0
1948	31.9 °C25 September 1948	2.1 °C8 August 1948	19.7 °C	2,698 mm	13	0
1947	31.8 °C30 November 1947	1.3 °C11 July 1947	19.7 °C	1,892 mm	13	0
1946	31.8 °C14 February 1946	1.5 °C21 July 1946	19.6 °C	2,260 mm	15	0
1945	34.8 °C10 January 1945	1.2 °C24 June 1945	20.5 °C	1,472 mm	33	0
1944	34.3 °C26 March 1944	0.4 °C27 June 1944	21.4 °C	1,306 mm	71	0
1943	37.8 °C17 January 1943	3.1 °C29 August 1943	20.7 °C	768 mm	86	0
1942	39.4 °C26 November 1942	-0.3 °C19 June 1942	20.0 °C	1,378 mm	76	1
1941	31.7 °C25 November 1941	1.0 °C26 June 1941	20.1 °C	2,370 mm	29	0
1940	33.1 °C14 January 1940	3.8 °C9 August 1940	20.0 °C	2,066 mm	38	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

26.0 °C

+0.5 °C

Hot days (≥ 30 °C)

102 d/yr

+22

Frost days (< 0 °C)

1 d/yr

Annual rainfall

1742 mm

-106 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	31.6 °C	+1.3 °C	53 mm	-122 mm
Feb	32.8 °C	+3.1 °C	89 mm	-59 mm
Mar	31.7 °C	+3.0 °C	48 mm	-83 mm
Apr	25.2 °C	-0.5 °C	92 mm	-53 mm
May	23.4 °C	+1.2 °C	174 mm	+22 mm
Jun	17.3 °C	-2.8 °C	306 mm	+147 mm
Jul	20.3 °C	+0.2 °C	65 mm	-63 mm
Aug	21.2 °C	-0.8 °C	143 mm	+17 mm
Sep	23.7 °C	+0.1 °C	186 mm	+17 mm
Oct	25.6 °C	-0.3 °C	305 mm	+95 mm
Nov	29.1 °C	+1.0 °C	67 mm	-87 mm
Dec	30.2 °C	+0.2 °C	214 mm	+62 mm

The year's extremes

Hottest day

38.1 °C

7 Dec 2025

Coldest day

-0.5 °C

1 Jul 2025

Wettest day

82.2 mm

12 Oct 2025

Windiest day

34.0 km/h

10 Dec 2025

Strongest gust

76.0 km/h

14 Jun 2025

Hottest feels-like

42.0 °C

2 Mar 2025

Coldest feels-like

-4.3 °C

1 Jul 2025

Sunniest day

13.5 h

8 Jan 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 Horizontina?

Horizontina has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.3 °C and it receives 1,848 mm of precipitation per year.

What is the hottest day ever recorded in Horizontina?

The hottest day measured in Horizontina between 1940 and 2025 was 10 February 1979, reaching 40.5 °C.

What is the coldest day in Horizontina?

The coldest day measured in Horizontina between 1940 and 2025 was 18 July 1975, at -3.9 °C.

Does it snow in Horizontina?

Almost never: Horizontina sees virtually no snow, with about 1 frost days per year.

Has the climate of Horizontina warmed?

Yes: Horizontina warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Horizontina?

The wettest day measured in Horizontina between 1940 and 2025 was 7 December 2024, with 142 mm of rain in 24 hours.

What was the windiest day in Horizontina?

The windiest day measured in Horizontina between 1940 and 2025 was 29 April 1992, with winds reaching 44.8 km/h.

What is the warmest month in Horizontina?

The warmest month in Horizontina is January (25.1 °C on average); the coldest is July (15.0 °C).

How much does it rain in Horizontina?

Horizontina receives on average 1,848 mm of precipitation per year, spread over about 139 rainy days.

Is it sunny in Horizontina?

Horizontina gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.

What is the biggest single-day snowfall in Horizontina?

The heaviest 24-hour snowfall measured in Horizontina between 1940 and 2025 was 20 August 1965, with 4.4 cm.

Are there tropical nights in Horizontina?

Yes: Horizontina has on average 84 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Horizontina?

In Horizontina, between 1940 and 2025, the highest apparent temperature reached 44.2 °C on 24 January 2022, and the lowest was -7.7 °C on 18 July 1975.

Compare Horizontina with another city

Pick a second city: its normals will be set against these, indicator by indicator.

Nearby cities

The climate around Horizontina

Other cities — Brazil

All cities in Brazil →