Cruz Alta climate — normals and trends

Q: What is the climate of Cruz Alta?

Cruz Alta has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.9 °C and it receives 1,774 mm of precipitation per year.

Q: What is the hottest day ever recorded in Cruz Alta?

The hottest day measured in Cruz Alta between 1940 and 2025 was 16 November 1985, reaching 40.1 °C.

Q: What is the coldest day in Cruz Alta?

The coldest day measured in Cruz Alta between 1940 and 2025 was 25 July 2009, at -4.5 °C.

Q: Does it snow in Cruz Alta?

Almost never: Cruz Alta sees virtually no snow, with about 2 frost days per year.

Q: Has the climate of Cruz Alta warmed?

Yes: Cruz Alta warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Cruz Alta?

The wettest day measured in Cruz Alta between 1940 and 2025 was 30 June 1986, with 118 mm of rain in 24 hours.

Q: What was the windiest day in Cruz Alta?

The windiest day measured in Cruz Alta between 1940 and 2025 was 29 April 1992, with winds reaching 58.1 km/h.

Q: What is the warmest month in Cruz Alta?

The warmest month in Cruz Alta is January (23.7 °C on average); the coldest is July (13.6 °C).

Q: How much does it rain in Cruz Alta?

Cruz Alta receives on average 1,774 mm of precipitation per year, spread over about 139 rainy days.

Q: Is it sunny in Cruz Alta?

Cruz Alta gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.

Cruz Alta (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 18.9 °C and it receives 1,774 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 (23.7 °C on average) and the coldest is July (13.6 °C). Rainfall peaks in October.

Cruz Alta averages 2 frost days, 48 hot days (≥ 30 °C) and 139 rainy days per year.

Cruz Alta has warmed by +1.0 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.

The number of frost days there went from about 1 to 3 per year over the period.

The hottest day of the period reached 40.1 °C (on 16 November 1985) and the coldest -4.5 °C (on 25 July 2009).

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

Cruz AltaRio Grande do Sul

coords: -28.64°, -53.61°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthOctoberDriest monthJuly

Mean daily temperature

18.9°C

Average daily high

24.2°C

Average daily low

14.4°C

Annual rainfall

1,774mm

Sunshine / day

8.9h

Mean relative humidity

77%

Average peak wind

17.2km/h

Seasonal range

10.1°C

Frost days (< 0 °C)

2 d/yr

Hot days (≥ 30 °C)

48 d/yr

Rainy days (≥ 1 mm)

139 d/yr

Annual snowfall

0.0 cm

Average feels-like high

25.2 °C

Average feels-like low

13.8 °C

Average peak gust

34.1 km/h

Tropical nights (≥ 20 °C)

46 d/yr

Solar radiation

16.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.0 °C

since 1940

+0.1 °C per decade · r² = 0.26 · 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

40.1 °C

16 November 1985

Coldest day

-4.5 °C

25 July 2009

Wettest day

118 mm

30 June 1986

Windiest day

58.1 km/h

29 April 1992

Strongest gust

113.4 km/h

5 June 1992

Hottest feels-like

43.6 °C

24 January 2022

Coldest feels-like

-8.2 °C

25 July 2009

Snowiest day

2.3 cm

20 August 1965

Sunniest day

13.5 h

12 January 2024

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	36.7 °C5 February 2025	-2.0 °C1 July 2025	19.2 °C	1,925 mm	87	3
2024	35.4 °C12 February 2024	-0.1 °C30 June 2024	19.8 °C	2,128 mm	71	1
2023	36.4 °C17 December 2023	2.3 °C13 June 2023	19.8 °C	2,152 mm	83	0
2022	37.9 °C22 January 2022	0.2 °C11 June 2022	18.8 °C	1,453 mm	76	0
2021	35.6 °C16 March 2021	-0.5 °C29 July 2021	19.0 °C	1,205 mm	72	1
2020	37.4 °C11 December 2020	-1.0 °C21 August 2020	19.4 °C	1,153 mm	82	1
2019	37.0 °C1 October 2019	-1.2 °C7 July 2019	19.9 °C	1,674 mm	77	2
2018	36.2 °C18 March 2018	-0.9 °C17 June 2018	19.3 °C	1,566 mm	52	1
2017	35.8 °C16 December 2017	-0.6 °C18 July 2017	20.0 °C	2,175 mm	68	2
2016	35.9 °C24 January 2016	-1.2 °C12 June 2016	19.0 °C	1,649 mm	75	3
2015	35.2 °C13 January 2015	1.3 °C12 September 2015	19.6 °C	2,403 mm	44	0
2014	36.1 °C7 February 2014	0.0 °C14 August 2014	19.5 °C	2,375 mm	69	0
2013	36.5 °C26 December 2013	-0.9 °C25 July 2013	18.7 °C	1,504 mm	53	2
2012	36.0 °C19 February 2012	-1.9 °C8 June 2012	19.9 °C	1,432 mm	97	4
2011	36.7 °C20 December 2011	-1.6 °C6 July 2011	19.1 °C	1,838 mm	67	5
2010	35.4 °C5 February 2010	-0.9 °C15 July 2010	18.8 °C	1,538 mm	63	2
2009	36.2 °C2 November 2009	-4.5 °C25 July 2009	18.7 °C	1,922 mm	68	4
2008	36.0 °C8 December 2008	-1.8 °C17 June 2008	18.7 °C	1,580 mm	64	2
2007	35.6 °C10 December 2007	-0.7 °C12 July 2007	19.2 °C	1,895 mm	85	3
2006	36.7 °C10 January 2006	-1.2 °C22 August 2006	19.3 °C	1,554 mm	71	4
2005	36.5 °C22 December 2005	0.4 °C20 July 2005	19.5 °C	1,511 mm	89	0
2004	34.9 °C2 March 2004	-2.1 °C11 July 2004	19.0 °C	1,254 mm	57	2
2003	35.7 °C11 November 2003	-2.4 °C12 July 2003	19.1 °C	1,818 mm	52	2
2002	35.5 °C10 March 2002	-0.3 °C25 June 2002	19.4 °C	2,464 mm	60	1
2001	35.1 °C23 November 2001	-1.2 °C28 July 2001	19.5 °C	2,014 mm	56	3
2000	33.9 °C7 January 2000	-3.7 °C14 July 2000	18.5 °C	2,085 mm	52	6
1999	35.5 °C28 December 1999	-0.3 °C15 August 1999	18.5 °C	1,680 mm	60	1
1998	35.0 °C8 December 1998	2.2 °C25 June 1998	18.5 °C	2,635 mm	45	0
1997	34.5 °C7 January 1997	-1.2 °C28 June 1997	19.3 °C	2,206 mm	59	2
1996	35.4 °C11 January 1996	-2.3 °C30 June 1996	18.5 °C	1,861 mm	45	2
1995	38.1 °C18 December 1995	-2.7 °C5 August 1995	19.0 °C	1,665 mm	59	2
1994	36.7 °C11 December 1994	-0.7 °C10 July 1994	19.2 °C	2,068 mm	55	2
1993	33.9 °C3 December 1993	-1.6 °C15 July 1993	18.5 °C	1,989 mm	48	3
1992	33.9 °C14 November 1992	-1.6 °C2 August 1992	18.3 °C	1,900 mm	37	2
1991	34.9 °C20 January 1991	-3.2 °C2 August 1991	19.1 °C	1,551 mm	66	5
1990	35.5 °C15 November 1990	-1.6 °C28 July 1990	18.3 °C	2,186 mm	47	4
1989	34.8 °C6 December 1989	-1.2 °C6 July 1989	18.3 °C	1,568 mm	55	1
1988	35.7 °C12 January 1988	-2.7 °C1 June 1988	18.4 °C	1,537 mm	67	5
1987	35.2 °C1 December 1987	-1.3 °C16 June 1987	18.7 °C	2,445 mm	48	4
1986	37.9 °C16 January 1986	1.7 °C5 September 1986	19.6 °C	2,021 mm	68	0
1985	40.1 °C16 November 1985	-0.3 °C11 July 1985	19.7 °C	1,818 mm	85	1
1984	35.2 °C8 January 1984	-0.9 °C26 August 1984	19.0 °C	2,383 mm	53	1
1983	33.9 °C30 December 1983	-0.3 °C9 September 1983	18.5 °C	2,294 mm	50	1
1982	34.3 °C27 January 1982	2.2 °C29 June 1982	19.2 °C	1,742 mm	44	0
1981	33.1 °C7 April 1981	-2.3 °C19 June 1981	19.1 °C	1,442 mm	46	1
1980	33.6 °C21 March 1980	-2.0 °C31 July 1980	19.0 °C	1,742 mm	54	4
1979	37.2 °C5 February 1979	0.2 °C17 July 1979	18.3 °C	1,737 mm	57	0
1978	34.9 °C18 March 1978	-0.4 °C31 August 1978	19.0 °C	1,318 mm	52	1
1977	34.6 °C30 October 1977	1.1 °C17 July 1977	19.8 °C	1,827 mm	74	0
1976	34.8 °C14 December 1976	-1.2 °C10 July 1976	18.0 °C	1,542 mm	38	4
1975	35.3 °C15 November 1975	-3.4 °C18 July 1975	18.4 °C	1,759 mm	42	3
1974	34.8 °C3 January 1974	-0.6 °C9 August 1974	18.4 °C	1,528 mm	44	1
1973	34.7 °C12 January 1973	0.1 °C7 September 1973	18.6 °C	2,265 mm	43	0
1972	36.2 °C28 December 1972	-0.5 °C1 September 1972	18.7 °C	2,440 mm	37	3
1971	37.1 °C20 December 1971	-1.9 °C12 June 1971	18.4 °C	1,653 mm	52	3
1970	34.9 °C27 December 1970	0.4 °C2 July 1970	18.9 °C	1,648 mm	52	0
1969	33.5 °C4 February 1969	0.7 °C19 June 1969	18.4 °C	1,791 mm	40	0
1968	36.9 °C12 December 1968	0.4 °C3 September 1968	18.6 °C	1,390 mm	71	0
1967	34.5 °C10 November 1967	-3.6 °C14 June 1967	18.8 °C	1,968 mm	29	3
1966	32.7 °C11 December 1966	-0.9 °C6 August 1966	18.0 °C	1,871 mm	19	3
1965	34.7 °C1 February 1965	-0.9 °C7 July 1965	18.4 °C	1,756 mm	54	2
1964	33.2 °C10 March 1964	-0.4 °C29 June 1964	17.8 °C	1,182 mm	42	1
1963	36.6 °C2 January 1963	-1.4 °C6 August 1963	18.9 °C	1,862 mm	41	1
1962	37.2 °C25 December 1962	-0.5 °C18 July 1962	17.6 °C	997 mm	41	2
1961	33.3 °C24 January 1961	-2.3 °C16 June 1961	19.0 °C	1,789 mm	47	3
1960	34.8 °C9 December 1960	-1.3 °C25 June 1960	18.2 °C	1,422 mm	41	1
1959	31.2 °C21 January 1959	2.2 °C15 August 1959	18.6 °C	2,071 mm	14	0
1958	34.4 °C7 January 1958	2.0 °C19 June 1958	18.4 °C	1,714 mm	30	0
1957	33.0 °C17 October 1957	0.2 °C3 August 1957	18.3 °C	1,742 mm	15	0
1956	31.0 °C5 February 1956	1.1 °C14 May 1956	17.5 °C	1,482 mm	1	0
1955	32.1 °C29 November 1955	-1.8 °C8 July 1955	18.0 °C	1,804 mm	12	4
1954	32.1 °C10 December 1954	1.9 °C8 August 1954	18.4 °C	2,054 mm	13	0
1953	32.4 °C5 January 1953	2.0 °C31 July 1953	19.2 °C	1,865 mm	16	0
1952	34.8 °C27 December 1952	3.6 °C10 June 1952	18.5 °C	1,492 mm	29	0
1951	31.1 °C25 September 1951	1.9 °C6 July 1951	18.4 °C	1,550 mm	2	0
1950	30.6 °C10 November 1950	-0.8 °C11 July 1950	18.2 °C	1,819 mm	5	1
1949	33.3 °C26 December 1949	1.1 °C19 July 1949	18.2 °C	1,486 mm	15	0
1948	31.5 °C25 September 1948	0.5 °C8 August 1948	18.4 °C	2,317 mm	10	0
1947	31.8 °C29 November 1947	-0.6 °C10 July 1947	18.4 °C	1,594 mm	6	1
1946	30.6 °C23 January 1946	-0.4 °C19 July 1946	18.3 °C	1,946 mm	5	1
1945	34.2 °C15 January 1945	-0.3 °C21 June 1945	19.1 °C	1,267 mm	26	2
1944	32.9 °C20 December 1944	-0.8 °C27 June 1944	19.8 °C	1,432 mm	29	1
1943	37.1 °C17 January 1943	1.4 °C28 August 1943	19.4 °C	877 mm	59	0
1942	37.7 °C26 November 1942	-1.8 °C19 June 1942	18.6 °C	1,233 mm	43	4
1941	31.5 °C25 November 1941	-0.1 °C26 June 1941	18.7 °C	2,216 mm	7	1
1940	32.6 °C14 January 1940	1.8 °C9 August 1940	18.8 °C	1,876 mm	30	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

24.6 °C

+0.4 °C

Hot days (≥ 30 °C)

87 d/yr

+39

Frost days (< 0 °C)

3 d/yr

Annual rainfall

1925 mm

+151 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	31.2 °C	+2.3 °C	73 mm	-103 mm
Feb	32.1 °C	+3.9 °C	157 mm	+15 mm
Mar	30.0 °C	+2.7 °C	56 mm	-76 mm
Apr	23.9 °C	-0.6 °C	110 mm	-26 mm
May	22.1 °C	+1.0 °C	202 mm	+67 mm
Jun	15.8 °C	-3.1 °C	278 mm	+132 mm
Jul	18.3 °C	-0.5 °C	67 mm	-60 mm
Aug	19.6 °C	-0.7 °C	149 mm	+21 mm
Sep	21.9 °C	0.0 °C	261 mm	+94 mm
Oct	24.4 °C	0.0 °C	162 mm	-32 mm
Nov	27.5 °C	+0.7 °C	98 mm	-47 mm
Dec	29.2 °C	+0.5 °C	312 mm	+167 mm

The year's extremes

Hottest day

36.7 °C

5 Feb 2025

Coldest day

-2.0 °C

1 Jul 2025

Wettest day

67.9 mm

21 Sep 2025

Windiest day

35.9 km/h

20 Aug 2025

Strongest gust

79.9 km/h

14 Jun 2025

Hottest feels-like

40.9 °C

2 Mar 2025

Coldest feels-like

-5.6 °C

1 Jul 2025

Sunniest day

13.5 h

3 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 Cruz Alta?

Cruz Alta has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.9 °C and it receives 1,774 mm of precipitation per year.

What is the hottest day ever recorded in Cruz Alta?

The hottest day measured in Cruz Alta between 1940 and 2025 was 16 November 1985, reaching 40.1 °C.

What is the coldest day in Cruz Alta?

The coldest day measured in Cruz Alta between 1940 and 2025 was 25 July 2009, at -4.5 °C.

Does it snow in Cruz Alta?

Almost never: Cruz Alta sees virtually no snow, with about 2 frost days per year.

Has the climate of Cruz Alta warmed?

Yes: Cruz Alta warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Cruz Alta?

The wettest day measured in Cruz Alta between 1940 and 2025 was 30 June 1986, with 118 mm of rain in 24 hours.

What was the windiest day in Cruz Alta?

The windiest day measured in Cruz Alta between 1940 and 2025 was 29 April 1992, with winds reaching 58.1 km/h.

What is the warmest month in Cruz Alta?

The warmest month in Cruz Alta is January (23.7 °C on average); the coldest is July (13.6 °C).

How much does it rain in Cruz Alta?

Cruz Alta receives on average 1,774 mm of precipitation per year, spread over about 139 rainy days.

Is it sunny in Cruz Alta?

Cruz Alta gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.

What is the biggest single-day snowfall in Cruz Alta?

The heaviest 24-hour snowfall measured in Cruz Alta between 1940 and 2025 was 20 August 1965, with 2.3 cm.

Are there tropical nights in Cruz Alta?

Yes: Cruz Alta has on average 46 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Cruz Alta?

In Cruz Alta, between 1940 and 2025, the highest apparent temperature reached 43.6 °C on 24 January 2022, and the lowest was -8.2 °C on 25 July 2009.

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