Frederico Westphalen climate — normals and trends

Q: What is the climate of Frederico Westphalen?

Frederico Westphalen has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.0 °C and it receives 1,857 mm of precipitation per year.

Q: What is the hottest day ever recorded in Frederico Westphalen?

The hottest day measured in Frederico Westphalen between 1940 and 2025 was 26 November 1942, reaching 39.2 °C.

Q: What is the coldest day in Frederico Westphalen?

The coldest day measured in Frederico Westphalen between 1940 and 2025 was 18 July 1975, at -3.5 °C.

Q: Does it snow in Frederico Westphalen?

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

Q: Has the climate of Frederico Westphalen warmed?

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

Q: What is the wettest day in Frederico Westphalen?

The wettest day measured in Frederico Westphalen between 1940 and 2025 was 7 December 2024, with 147 mm of rain in 24 hours.

Q: What was the windiest day in Frederico Westphalen?

The windiest day measured in Frederico Westphalen between 1940 and 2025 was 23 November 1951, with winds reaching 47.3 km/h.

Q: What is the warmest month in Frederico Westphalen?

The warmest month in Frederico Westphalen is January (24.7 °C on average); the coldest is July (14.8 °C).

Q: How much does it rain in Frederico Westphalen?

Frederico Westphalen receives on average 1,857 mm of precipitation per year, spread over about 145 rainy days.

Q: Is it sunny in Frederico Westphalen?

Frederico Westphalen gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.

Frederico Westphalen (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 20.0 °C and it receives 1,857 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 (24.7 °C on average) and the coldest is July (14.8 °C). Rainfall peaks in October.

Frederico Westphalen averages 1 frost days, 71 hot days (≥ 30 °C) and 145 rainy days per year.

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

The hottest day of the period reached 39.2 °C (on 26 November 1942) and the coldest -3.5 °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

Frederico WestphalenRio Grande do Sul

coords: -27.36°, -53.39°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthOctoberDriest monthJuly

Mean daily temperature

20.0°C

Average daily high

25.4°C

Average daily low

15.4°C

Annual rainfall

1,857mm

Sunshine / day

9.2h

Mean relative humidity

77%

Average peak wind

12.8km/h

Seasonal range

9.9°C

Frost days (< 0 °C)

1 d/yr

Hot days (≥ 30 °C)

71 d/yr

Rainy days (≥ 1 mm)

145 d/yr

Annual snowfall

0.1 cm

Average feels-like high

27.6 °C

Average feels-like low

15.7 °C

Average peak gust

29.7 km/h

Tropical nights (≥ 20 °C)

69 d/yr

Solar radiation

17.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.0 °C

since 1940

+0.1 °C per decade · r² = 0.24 · 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

39.2 °C

26 November 1942

Coldest day

-3.5 °C

18 July 1975

Wettest day

147 mm

7 December 2024

Windiest day

47.3 km/h

23 November 1951

Strongest gust

103.3 km/h

5 June 1992

Hottest feels-like

43.7 °C

8 January 1984

Coldest feels-like

-7.3 °C

18 July 1975

Snowiest day

6.0 cm

20 August 1965

Sunniest day

13.4 h

20 January 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	36.4 °C3 March 2025	-0.6 °C24 June 2025	20.3 °C	1,827 mm	98	1
2024	35.8 °C12 February 2024	0.4 °C30 June 2024	21.1 °C	2,047 mm	112	0
2023	36.0 °C17 December 2023	4.8 °C13 August 2023	20.9 °C	2,172 mm	95	0
2022	38.2 °C22 January 2022	1.8 °C12 June 2022	19.8 °C	1,717 mm	90	0
2021	35.7 °C28 December 2021	-1.1 °C29 July 2021	20.3 °C	1,315 mm	90	2
2020	37.7 °C25 November 2020	0.6 °C21 August 2020	20.7 °C	1,303 mm	107	0
2019	37.6 °C2 February 2019	-1.3 °C6 July 2019	21.2 °C	1,699 mm	99	2
2018	37.0 °C11 December 2018	2.8 °C17 June 2018	20.4 °C	1,613 mm	81	0
2017	35.0 °C21 September 2017	0.1 °C18 July 2017	21.0 °C	1,906 mm	99	0
2016	35.7 °C24 January 2016	0.5 °C11 June 2016	19.9 °C	1,835 mm	92	0
2015	35.4 °C20 October 2015	3.0 °C12 September 2015	20.9 °C	2,673 mm	79	0
2014	38.1 °C5 February 2014	1.4 °C14 August 2014	20.8 °C	2,195 mm	93	0
2013	37.1 °C25 December 2013	-0.1 °C24 July 2013	19.8 °C	1,778 mm	76	1
2012	37.5 °C6 February 2012	-0.2 °C8 June 2012	21.0 °C	1,365 mm	126	1
2011	36.7 °C21 December 2011	0.0 °C28 June 2011	20.2 °C	1,776 mm	82	0
2010	37.4 °C5 February 2010	0.9 °C15 July 2010	19.8 °C	2,048 mm	83	0
2009	36.3 °C2 November 2009	-1.8 °C25 July 2009	20.1 °C	1,878 mm	105	2
2008	37.0 °C8 December 2008	0.3 °C17 June 2008	20.0 °C	1,519 mm	90	0
2007	35.5 °C29 March 2007	-0.2 °C30 May 2007	20.3 °C	1,976 mm	116	1
2006	36.9 °C17 December 2006	0.8 °C31 July 2006	20.6 °C	1,573 mm	104	0
2005	38.3 °C21 February 2005	1.2 °C20 July 2005	20.8 °C	1,853 mm	117	0
2004	35.6 °C2 March 2004	-0.5 °C11 July 2004	20.2 °C	1,576 mm	98	1
2003	37.3 °C11 November 2003	-0.9 °C12 July 2003	20.2 °C	1,721 mm	95	1
2002	36.4 °C9 January 2002	1.9 °C25 June 2002	20.8 °C	2,140 mm	106	0
2001	35.0 °C20 December 2001	-0.8 °C28 July 2001	20.6 °C	1,963 mm	88	1
2000	34.9 °C10 December 2000	-1.9 °C14 July 2000	19.8 °C	2,166 mm	80	3
1999	35.1 °C21 December 1999	-1.5 °C15 August 1999	19.8 °C	1,673 mm	88	1
1998	33.9 °C8 December 1998	3.9 °C26 June 1998	19.8 °C	2,686 mm	64	0
1997	34.7 °C26 December 1997	1.2 °C1 July 1997	20.4 °C	2,359 mm	78	0
1996	35.0 °C11 January 1996	-0.3 °C29 June 1996	19.6 °C	2,292 mm	70	1
1995	36.7 °C18 December 1995	0.9 °C5 August 1995	20.2 °C	2,079 mm	85	0
1994	35.9 °C12 December 1994	-2.2 °C26 June 1994	20.3 °C	2,173 mm	81	2
1993	34.9 °C3 December 1993	-0.5 °C14 July 1993	19.6 °C	2,056 mm	76	2
1992	34.3 °C20 February 1992	-0.8 °C23 July 1992	19.6 °C	2,136 mm	65	1
1991	36.7 °C21 January 1991	-2.2 °C3 August 1991	20.4 °C	1,679 mm	103	3
1990	36.6 °C15 November 1990	1.0 °C21 July 1990	19.5 °C	2,421 mm	71	0
1989	35.0 °C6 December 1989	-0.7 °C6 July 1989	19.3 °C	1,848 mm	66	1
1988	37.5 °C7 December 1988	-1.4 °C12 July 1988	19.8 °C	1,416 mm	106	1
1987	35.4 °C11 October 1987	-0.3 °C24 June 1987	19.7 °C	2,304 mm	72	1
1986	36.8 °C17 January 1986	2.4 °C5 September 1986	20.5 °C	1,792 mm	83	0
1985	38.2 °C16 November 1985	0.4 °C11 July 1985	20.6 °C	1,472 mm	112	0
1984	36.9 °C10 January 1984	0.6 °C26 August 1984	20.3 °C	1,992 mm	83	0
1983	33.6 °C23 January 1983	2.1 °C9 September 1983	19.7 °C	2,748 mm	81	0
1982	34.2 °C16 January 1982	3.5 °C29 June 1982	20.3 °C	1,866 mm	68	0
1981	34.2 °C28 September 1981	-0.8 °C18 June 1981	20.1 °C	1,494 mm	76	2
1980	35.0 °C17 December 1980	-0.4 °C4 June 1980	20.0 °C	2,133 mm	81	3
1979	38.5 °C6 February 1979	1.5 °C18 July 1979	19.5 °C	1,967 mm	66	0
1978	36.1 °C24 February 1978	1.3 °C5 June 1978	20.4 °C	1,341 mm	105	0
1977	36.0 °C7 March 1977	2.0 °C26 June 1977	20.9 °C	1,747 mm	106	0
1976	35.5 °C14 December 1976	-0.6 °C28 June 1976	19.0 °C	1,454 mm	58	2
1975	35.9 °C14 February 1975	-3.5 °C18 July 1975	19.6 °C	1,857 mm	58	3
1974	34.9 °C27 December 1974	0.8 °C13 June 1974	19.4 °C	1,678 mm	67	0
1973	35.0 °C13 January 1973	2.6 °C7 September 1973	19.8 °C	2,290 mm	69	0
1972	35.7 °C28 December 1972	-0.5 °C9 July 1972	19.8 °C	2,379 mm	54	1
1971	35.7 °C5 February 1971	-0.9 °C17 June 1971	19.4 °C	1,868 mm	63	1
1970	37.3 °C8 December 1970	1.5 °C3 July 1970	20.1 °C	1,658 mm	83	0
1969	34.8 °C21 December 1969	1.3 °C3 August 1969	19.6 °C	1,856 mm	72	0
1968	36.2 °C14 December 1968	1.8 °C17 May 1968	19.4 °C	1,370 mm	91	0
1967	34.5 °C10 November 1967	-1.2 °C14 June 1967	19.9 °C	1,909 mm	46	1
1966	33.7 °C15 March 1966	0.2 °C6 August 1966	19.3 °C	1,962 mm	40	0
1965	33.9 °C22 January 1965	-0.4 °C12 July 1965	19.2 °C	1,852 mm	54	1
1964	34.5 °C24 December 1964	1.9 °C18 June 1964	19.1 °C	1,271 mm	72	0
1963	36.6 °C2 January 1963	-0.6 °C6 August 1963	20.2 °C	1,759 mm	77	1
1962	38.2 °C24 December 1962	-0.2 °C30 May 1962	18.6 °C	1,137 mm	57	1
1961	33.6 °C28 August 1961	-1.1 °C16 June 1961	20.2 °C	1,513 mm	67	2
1960	34.2 °C9 December 1960	0.1 °C25 June 1960	19.2 °C	1,570 mm	56	0
1959	32.0 °C8 September 1959	4.1 °C11 June 1959	19.9 °C	2,126 mm	21	0
1958	35.4 °C7 January 1958	3.3 °C30 August 1958	19.8 °C	1,800 mm	51	0
1957	34.3 °C18 October 1957	1.6 °C3 August 1957	19.7 °C	1,758 mm	27	0
1956	32.4 °C5 February 1956	2.4 °C16 May 1956	18.7 °C	1,516 mm	14	0
1955	32.6 °C18 February 1955	0.2 °C31 July 1955	19.3 °C	1,806 mm	35	0
1954	32.4 °C10 December 1954	3.1 °C5 July 1954	19.7 °C	2,124 mm	26	0
1953	32.9 °C5 January 1953	3.7 °C25 July 1953	20.5 °C	1,890 mm	29	0
1952	34.1 °C26 December 1952	3.8 °C21 June 1952	19.7 °C	1,514 mm	29	0
1951	32.3 °C25 September 1951	3.9 °C6 July 1951	19.7 °C	1,846 mm	19	0
1950	31.5 °C10 November 1950	1.7 °C11 July 1950	19.4 °C	1,875 mm	11	0
1949	32.2 °C26 December 1949	2.9 °C14 May 1949	19.3 °C	1,968 mm	19	0
1948	32.1 °C25 September 1948	3.3 °C9 August 1948	19.5 °C	2,863 mm	11	0
1947	31.8 °C30 November 1947	1.6 °C11 July 1947	19.5 °C	1,925 mm	12	0
1946	31.6 °C14 February 1946	2.7 °C21 July 1946	19.5 °C	2,417 mm	12	0
1945	34.0 °C16 January 1945	1.7 °C25 June 1945	20.1 °C	1,726 mm	26	0
1944	33.4 °C30 January 1944	1.8 °C27 June 1944	21.1 °C	1,240 mm	53	0
1943	37.8 °C17 January 1943	2.7 °C29 August 1943	20.5 °C	742 mm	84	0
1942	39.2 °C26 November 1942	-1.1 °C19 June 1942	19.9 °C	1,279 mm	72	1
1941	31.4 °C6 January 1941	2.3 °C26 June 1941	20.0 °C	2,526 mm	21	0
1940	31.9 °C26 December 1940	4.5 °C10 August 1940	19.8 °C	2,099 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

25.7 °C

+0.3 °C

Hot days (≥ 30 °C)

98 d/yr

+27

Frost days (< 0 °C)

1 d/yr

Annual rainfall

1827 mm

-30 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	31.0 °C	+1.1 °C	78 mm	-97 mm
Feb	32.4 °C	+3.0 °C	89 mm	-58 mm
Mar	31.3 °C	+2.9 °C	61 mm	-70 mm
Apr	25.0 °C	-0.5 °C	58 mm	-75 mm
May	23.3 °C	+1.3 °C	156 mm	+2 mm
Jun	17.7 °C	-2.5 °C	367 mm	+214 mm
Jul	20.4 °C	0.0 °C	54 mm	-74 mm
Aug	21.3 °C	-1.0 °C	148 mm	+18 mm
Sep	24.0 °C	+0.1 °C	180 mm	+12 mm
Oct	24.8 °C	-1.0 °C	270 mm	+56 mm
Nov	28.2 °C	+0.5 °C	102 mm	-59 mm
Dec	29.4 °C	0.0 °C	264 mm	+101 mm

The year's extremes

Hottest day

36.4 °C

3 Mar 2025

Coldest day

-0.6 °C

24 Jun 2025

Wettest day

75.0 mm

12 Oct 2025

Windiest day

32.4 km/h

22 Sep 2025

Strongest gust

83.2 km/h

9 May 2025

Hottest feels-like

41.2 °C

2 Mar 2025

Coldest feels-like

-3.8 °C

24 Jun 2025

Sunniest day

13.3 h

7 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 Frederico Westphalen?

Frederico Westphalen has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.0 °C and it receives 1,857 mm of precipitation per year.

What is the hottest day ever recorded in Frederico Westphalen?

The hottest day measured in Frederico Westphalen between 1940 and 2025 was 26 November 1942, reaching 39.2 °C.

What is the coldest day in Frederico Westphalen?

The coldest day measured in Frederico Westphalen between 1940 and 2025 was 18 July 1975, at -3.5 °C.

Does it snow in Frederico Westphalen?

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

Has the climate of Frederico Westphalen warmed?

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

What is the wettest day in Frederico Westphalen?

The wettest day measured in Frederico Westphalen between 1940 and 2025 was 7 December 2024, with 147 mm of rain in 24 hours.

What was the windiest day in Frederico Westphalen?

The windiest day measured in Frederico Westphalen between 1940 and 2025 was 23 November 1951, with winds reaching 47.3 km/h.

What is the warmest month in Frederico Westphalen?

The warmest month in Frederico Westphalen is January (24.7 °C on average); the coldest is July (14.8 °C).

How much does it rain in Frederico Westphalen?

Frederico Westphalen receives on average 1,857 mm of precipitation per year, spread over about 145 rainy days.

Is it sunny in Frederico Westphalen?

Frederico Westphalen gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.

What is the biggest single-day snowfall in Frederico Westphalen?

The heaviest 24-hour snowfall measured in Frederico Westphalen between 1940 and 2025 was 20 August 1965, with 6.0 cm.

Are there tropical nights in Frederico Westphalen?

Yes: Frederico Westphalen has on average 69 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Frederico Westphalen?

In Frederico Westphalen, between 1940 and 2025, the highest apparent temperature reached 43.7 °C on 8 January 1984, and the lowest was -7.3 °C on 18 July 1975.

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