Santa Isabel climate — normals and trends

Q: What is the climate of Santa Isabel?

Santa Isabel has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 19.5 °C and it receives 1,400 mm of precipitation per year.

Q: What is the hottest day ever recorded in Santa Isabel?

The hottest day measured in Santa Isabel between 1940 and 2025 was 28 September 1961, reaching 36.4 °C.

Q: What is the coldest day in Santa Isabel?

The coldest day measured in Santa Isabel between 1940 and 2025 was 12 July 1965, at 1.3 °C.

Q: Does it snow in Santa Isabel?

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

Q: Has the climate of Santa Isabel warmed?

Yes: Santa Isabel warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Santa Isabel?

The wettest day measured in Santa Isabel between 1940 and 2025 was 19 January 1977, with 114 mm of rain in 24 hours.

Q: What was the windiest day in Santa Isabel?

The windiest day measured in Santa Isabel between 1940 and 2025 was 10 December 2025, with winds reaching 40.4 km/h.

Q: What is the warmest month in Santa Isabel?

The warmest month in Santa Isabel is February (22.4 °C on average); the coldest is July (15.9 °C).

Q: How much does it rain in Santa Isabel?

Santa Isabel receives on average 1,400 mm of precipitation per year, spread over about 167 rainy days.

Q: Is it sunny in Santa Isabel?

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

Santa Isabel (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 19.5 °C and it receives 1,400 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 (22.4 °C on average) and the coldest is July (15.9 °C). Rainfall peaks in January.

Santa Isabel averages 0 frost days, 27 hot days (≥ 30 °C) and 167 rainy days per year.

Santa Isabel has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The hottest day of the period reached 36.4 °C (on 28 September 1961) and the coldest 1.3 °C (on 12 July 1965).

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

Santa IsabelSão Paulo

coords: -23.32°, -46.22°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthFebruaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

19.5°C

Average daily high

24.7°C

Average daily low

15.4°C

Annual rainfall

1,400mm

Sunshine / day

9.2h

Mean relative humidity

81%

Average peak wind

12.9km/h

Seasonal range

6.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

27 d/yr

Rainy days (≥ 1 mm)

167 d/yr

Annual snowfall

0.0 cm

Average feels-like high

26.3 °C

Average feels-like low

15.9 °C

Average peak gust

30.7 km/h

Tropical nights (≥ 20 °C)

21 d/yr

Solar radiation

16.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.61 · 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

36.4 °C

28 September 1961

Coldest day

1.3 °C

12 July 1965

Wettest day

114 mm

19 January 1977

Windiest day

40.4 km/h

10 December 2025

Strongest gust

98.3 km/h

17 December 1947

Hottest feels-like

39.9 °C

19 January 2015

Coldest feels-like

-2.1 °C

12 July 1965

Sunniest day

13.4 h

28 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	34.2 °C26 December 2025	2.8 °C25 June 2025	19.8 °C	1,085 mm	57
2024	34.9 °C2 October 2024	4.0 °C13 August 2024	20.6 °C	1,237 mm	77
2023	36.1 °C13 November 2023	6.5 °C16 May 2023	20.5 °C	1,291 mm	62
2022	32.5 °C9 September 2022	5.5 °C20 May 2022	19.3 °C	1,460 mm	36
2021	34.1 °C20 September 2021	1.8 °C30 July 2021	19.5 °C	1,134 mm	46
2020	36.1 °C2 October 2020	5.0 °C26 August 2020	19.9 °C	1,179 mm	49
2019	34.9 °C4 November 2019	4.8 °C7 July 2019	20.7 °C	1,174 mm	67
2018	33.0 °C17 December 2018	6.9 °C21 May 2018	20.3 °C	1,050 mm	43
2017	33.7 °C12 October 2017	6.1 °C11 June 2017	20.4 °C	1,098 mm	60
2016	34.1 °C17 October 2016	2.0 °C13 June 2016	20.4 °C	1,289 mm	70
2015	34.9 °C19 January 2015	8.2 °C27 June 2015	21.0 °C	1,512 mm	60
2014	35.3 °C19 October 2014	7.8 °C1 July 2014	20.7 °C	903 mm	80
2013	33.9 °C11 November 2013	6.2 °C24 July 2013	19.7 °C	1,304 mm	48
2012	34.2 °C31 October 2012	4.4 °C14 July 2012	20.2 °C	1,304 mm	48
2011	32.8 °C1 October 2011	3.1 °C5 August 2011	19.6 °C	1,407 mm	39
2010	32.8 °C14 February 2010	5.6 °C18 August 2010	20.0 °C	1,379 mm	64
2009	33.2 °C2 March 2009	4.3 °C4 June 2009	20.2 °C	1,617 mm	37
2008	33.5 °C15 October 2008	6.2 °C17 July 2008	19.6 °C	1,342 mm	27
2007	34.3 °C21 October 2007	3.8 °C30 July 2007	20.2 °C	1,166 mm	51
2006	33.2 °C25 January 2006	4.1 °C6 September 2006	19.8 °C	1,216 mm	31
2005	33.4 °C14 October 2005	7.0 °C10 July 2005	20.2 °C	1,156 mm	31
2004	32.6 °C26 September 2004	6.6 °C14 August 2004	19.4 °C	1,397 mm	25
2003	33.0 °C11 February 2003	6.2 °C18 August 2003	20.0 °C	1,117 mm	40
2002	34.3 °C16 October 2002	5.7 °C2 September 2002	20.6 °C	1,212 mm	50
2001	31.7 °C7 January 2001	6.3 °C29 July 2001	20.1 °C	1,143 mm	27
2000	33.2 °C23 October 2000	4.1 °C18 July 2000	19.6 °C	1,487 mm	27
1999	32.8 °C1 October 1999	6.9 °C15 August 1999	19.4 °C	1,471 mm	24
1998	32.6 °C4 February 1998	5.8 °C9 June 1998	19.9 °C	1,382 mm	35
1997	33.8 °C11 November 1997	4.9 °C11 June 1997	20.0 °C	1,441 mm	43
1996	32.9 °C30 January 1996	4.9 °C3 August 1996	19.4 °C	1,752 mm	27
1995	32.9 °C16 January 1995	7.4 °C6 June 1995	19.9 °C	1,626 mm	43
1994	33.4 °C13 October 1994	1.3 °C27 June 1994	20.3 °C	1,360 mm	48
1993	32.6 °C30 November 1993	4.9 °C1 August 1993	20.0 °C	1,374 mm	31
1992	31.3 °C15 November 1992	6.2 °C26 August 1992	19.7 °C	1,515 mm	15
1991	31.9 °C15 October 1991	6.4 °C2 August 1991	19.6 °C	1,544 mm	12
1990	32.6 °C11 October 1990	2.1 °C23 June 1990	19.8 °C	1,257 mm	38
1989	31.9 °C31 January 1989	5.1 °C13 July 1989	19.2 °C	1,470 mm	12
1988	33.2 °C19 January 1988	4.7 °C2 June 1988	19.5 °C	1,501 mm	33
1987	31.9 °C14 January 1987	3.1 °C9 August 1987	19.7 °C	1,372 mm	32
1986	32.4 °C7 October 1986	5.5 °C13 July 1986	20.0 °C	1,641 mm	34
1985	32.7 °C17 November 1985	4.7 °C14 June 1985	19.4 °C	1,340 mm	21
1984	33.3 °C4 February 1984	3.3 °C27 August 1984	20.1 °C	1,060 mm	38
1983	32.2 °C17 February 1983	5.5 °C6 August 1983	19.8 °C	1,920 mm	13
1982	31.1 °C13 February 1982	7.9 °C31 July 1982	19.5 °C	1,615 mm	10
1981	31.8 °C19 September 1981	3.1 °C22 July 1981	19.2 °C	1,338 mm	16
1980	31.8 °C27 October 1980	5.3 °C27 September 1980	19.7 °C	1,235 mm	23
1979	31.7 °C7 February 1979	3.9 °C1 June 1979	19.0 °C	1,315 mm	18
1978	33.1 °C24 January 1978	3.6 °C16 August 1978	19.3 °C	1,323 mm	30
1977	32.3 °C9 February 1977	8.2 °C17 May 1977	20.1 °C	1,519 mm	24
1976	33.0 °C19 January 1976	3.6 °C16 August 1976	19.0 °C	1,937 mm	10
1975	32.2 °C10 September 1975	3.0 °C8 July 1975	19.3 °C	1,382 mm	30
1974	32.7 °C19 November 1974	5.6 °C5 July 1974	19.2 °C	1,497 mm	17
1973	32.7 °C22 February 1973	4.1 °C20 June 1973	19.7 °C	1,322 mm	27
1972	32.3 °C26 October 1972	5.2 °C22 June 1972	19.4 °C	1,582 mm	12
1971	32.6 °C26 January 1971	4.9 °C25 April 1971	19.1 °C	1,182 mm	30
1970	31.8 °C8 December 1970	5.8 °C3 July 1970	19.3 °C	1,241 mm	15
1969	32.4 °C5 January 1969	1.8 °C11 July 1969	19.4 °C	1,017 mm	27
1968	33.5 °C15 December 1968	3.9 °C19 May 1968	18.4 °C	997 mm	21
1967	31.1 °C2 December 1967	4.6 °C10 June 1967	19.5 °C	1,373 mm	11
1966	31.4 °C12 September 1966	6.2 °C7 August 1966	18.8 °C	1,646 mm	14
1965	32.0 °C19 September 1965	1.3 °C12 July 1965	18.7 °C	1,625 mm	8
1964	30.0 °C1 September 1964	4.1 °C29 July 1964	18.1 °C	1,587 mm	1
1963	34.1 °C14 October 1963	5.4 °C24 June 1963	19.5 °C	1,178 mm	40
1962	30.5 °C8 September 1962	3.7 °C7 July 1962	17.9 °C	1,663 mm	1
1961	36.4 °C28 September 1961	8.9 °C31 July 1961	19.9 °C	1,251 mm	37
1960	33.6 °C25 September 1960	5.0 °C15 July 1960	18.4 °C	1,517 mm	7
1959	31.5 °C30 January 1959	6.4 °C8 June 1959	19.4 °C	1,302 mm	20
1958	32.0 °C16 November 1958	4.5 °C23 June 1958	19.0 °C	1,536 mm	15
1957	32.0 °C19 October 1957	4.2 °C22 July 1957	18.7 °C	1,550 mm	5
1956	31.9 °C1 February 1956	6.4 °C18 August 1956	18.1 °C	1,231 mm	15
1955	32.4 °C1 October 1955	4.9 °C25 May 1955	18.5 °C	1,211 mm	13
1954	32.4 °C22 September 1954	4.7 °C21 June 1954	19.0 °C	1,550 mm	12
1953	31.0 °C21 August 1953	7.5 °C12 July 1953	19.1 °C	1,353 mm	5
1952	32.1 °C30 September 1952	5.0 °C17 July 1952	18.8 °C	1,201 mm	7
1951	31.5 °C22 November 1951	6.5 °C4 June 1951	18.7 °C	1,314 mm	9
1950	31.5 °C17 September 1950	5.8 °C15 July 1950	18.6 °C	1,631 mm	5
1949	29.8 °C13 October 1949	7.6 °C3 July 1949	18.4 °C	1,917 mm	0
1948	33.7 °C27 September 1948	7.3 °C6 June 1948	18.9 °C	1,344 mm	7
1947	32.2 °C8 January 1947	5.5 °C4 August 1947	18.3 °C	1,753 mm	12
1946	30.1 °C6 January 1946	5.4 °C4 June 1946	19.2 °C	1,853 mm	1
1945	30.3 °C28 September 1945	7.3 °C12 July 1945	18.9 °C	2,150 mm	1
1944	33.3 °C7 September 1944	7.8 °C15 July 1944	19.0 °C	1,441 mm	10
1943	29.6 °C1 January 1943	6.5 °C8 August 1943	18.0 °C	1,109 mm	0
1942	34.4 °C6 October 1942	2.9 °C25 June 1942	18.4 °C	1,114 mm	14
1941	30.3 °C7 January 1941	8.1 °C4 September 1941	19.0 °C	2,070 mm	3
1940	30.9 °C23 August 1940	7.9 °C28 August 1940	19.2 °C	1,742 mm	4

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

25.5 °C

+0.8 °C

Hot days (≥ 30 °C)

57 d/yr

+30

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1085 mm

-315 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	27.8 °C	+0.8 °C	229 mm	+7 mm
Feb	30.0 °C	+2.8 °C	106 mm	-83 mm
Mar	28.2 °C	+1.7 °C	118 mm	-40 mm
Apr	24.7 °C	-0.1 °C	132 mm	+55 mm
May	23.7 °C	+1.1 °C	20 mm	-43 mm
Jun	22.0 °C	+0.2 °C	47 mm	+3 mm
Jul	20.7 °C	-1.1 °C	17 mm	-26 mm
Aug	23.4 °C	0.0 °C	16 mm	-25 mm
Sep	25.5 °C	+0.9 °C	19 mm	-62 mm
Oct	24.9 °C	-0.1 °C	109 mm	-23 mm
Nov	25.9 °C	+0.5 °C	81 mm	-70 mm
Dec	28.9 °C	+2.8 °C	191 mm	-10 mm

The year's extremes

Hottest day

34.2 °C

26 Dec 2025

Coldest day

2.8 °C

25 Jun 2025

Wettest day

38.3 mm

16 Dec 2025

Windiest day

40.4 km/h

10 Dec 2025

Strongest gust

82.8 km/h

22 Sep 2025

Hottest feels-like

39.1 °C

28 Dec 2025

Coldest feels-like

-0.3 °C

25 Jun 2025

Sunniest day

13.4 h

28 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 Santa Isabel?

Santa Isabel has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 19.5 °C and it receives 1,400 mm of precipitation per year.

What is the hottest day ever recorded in Santa Isabel?

The hottest day measured in Santa Isabel between 1940 and 2025 was 28 September 1961, reaching 36.4 °C.

What is the coldest day in Santa Isabel?

The coldest day measured in Santa Isabel between 1940 and 2025 was 12 July 1965, at 1.3 °C.

Does it snow in Santa Isabel?

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

Has the climate of Santa Isabel warmed?

Yes: Santa Isabel warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Santa Isabel?

The wettest day measured in Santa Isabel between 1940 and 2025 was 19 January 1977, with 114 mm of rain in 24 hours.

What was the windiest day in Santa Isabel?

The windiest day measured in Santa Isabel between 1940 and 2025 was 10 December 2025, with winds reaching 40.4 km/h.

What is the warmest month in Santa Isabel?

The warmest month in Santa Isabel is February (22.4 °C on average); the coldest is July (15.9 °C).

How much does it rain in Santa Isabel?

Santa Isabel receives on average 1,400 mm of precipitation per year, spread over about 167 rainy days.

Is it sunny in Santa Isabel?

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

Are there tropical nights in Santa Isabel?

Yes: Santa Isabel has on average 21 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Santa Isabel?

In Santa Isabel, between 1940 and 2025, the highest apparent temperature reached 39.9 °C on 19 January 2015, and the lowest was -2.1 °C on 12 July 1965.

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