Sainte-Suzanne climate — normals and trends

Q: What is the climate of Sainte-Suzanne?

Sainte-Suzanne has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 20.8 °C and it receives 1,395 mm of precipitation per year.

Q: What is the hottest day ever recorded in Sainte-Suzanne?

The hottest day measured in Sainte-Suzanne between 1940 and 2025 was 24 January 1988, reaching 29.6 °C.

Q: What is the coldest day in Sainte-Suzanne?

The coldest day measured in Sainte-Suzanne between 1940 and 2025 was 6 August 1982, at 12.2 °C.

Q: Does it snow in Sainte-Suzanne?

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

Q: Has the climate of Sainte-Suzanne warmed?

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

Q: What is the wettest day in Sainte-Suzanne?

The wettest day measured in Sainte-Suzanne between 1940 and 2025 was 5 March 2006, with 265 mm of rain in 24 hours.

Q: What was the windiest day in Sainte-Suzanne?

The windiest day measured in Sainte-Suzanne between 1940 and 2025 was 22 January 2002, with winds reaching 53.8 km/h.

Q: What is the warmest month in Sainte-Suzanne?

The warmest month in Sainte-Suzanne is January (23.5 °C on average); the coldest is July (18.0 °C).

Q: How much does it rain in Sainte-Suzanne?

Sainte-Suzanne receives on average 1,395 mm of precipitation per year, spread over about 214 rainy days.

Q: Is it sunny in Sainte-Suzanne?

Sainte-Suzanne gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.

Sainte-Suzanne (Réunion) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 20.8 °C and it receives 1,395 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 (23.5 °C on average) and the coldest is July (18.0 °C). Rainfall peaks in February.

Sainte-Suzanne averages 0 frost days, 0 hot days (≥ 30 °C) and 214 rainy days per year.

Sainte-Suzanne has warmed by +0.8 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.

The hottest day of the period reached 29.6 °C (on 24 January 1988) and the coldest 12.2 °C (on 6 August 1982).

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

Sainte-SuzanneReunion

coords: -20.91°, 55.61°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthJanuaryColdest monthJulyWettest monthFebruaryDriest monthSeptember

Mean daily temperature

20.8°C

Average daily high

23.2°C

Average daily low

19.0°C

Annual rainfall

1,395mm

Sunshine / day

11.2h

Mean relative humidity

80%

Average peak wind

10.9km/h

Seasonal range

5.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

0 d/yr

Rainy days (≥ 1 mm)

214 d/yr

Annual snowfall

0.0 cm

Average feels-like high

25.8 °C

Average feels-like low

20.4 °C

Average peak gust

34.5 km/h

Tropical nights (≥ 20 °C)

152 d/yr

Solar radiation

20.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.8 °C

since 1940

+0.1 °C per decade · r² = 0.37 · 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

29.6 °C

24 January 1988

Coldest day

12.2 °C

6 August 1982

Wettest day

265 mm

5 March 2006

Windiest day

53.8 km/h

22 January 2002

Strongest gust

194.0 km/h

22 January 2002

Hottest feels-like

35.7 °C

5 February 2019

Coldest feels-like

10.6 °C

16 July 1943

Sunniest day

13.1 h

13 December 2024

Year	Hottest day	Coldest day	Annual mean	Rainfall
2025	29.6 °C10 January 2025	14.5 °C31 July 2025	21.5 °C	1,354 mm
2024	28.2 °C23 January 2024	13.3 °C10 July 2024	21.3 °C	1,559 mm
2023	28.1 °C20 February 2023	14.7 °C30 June 2023	21.5 °C	1,498 mm
2022	27.6 °C17 February 2022	14.2 °C30 June 2022	20.7 °C	1,649 mm
2021	28.0 °C19 January 2021	14.5 °C24 June 2021	21.1 °C	1,108 mm
2020	27.8 °C14 February 2020	13.4 °C10 August 2020	20.9 °C	1,219 mm
2019	28.9 °C21 January 2019	14.7 °C17 July 2019	21.7 °C	868 mm
2018	27.8 °C2 January 2018	14.5 °C28 July 2018	21.2 °C	2,028 mm
2017	27.9 °C15 January 2017	14.5 °C4 August 2017	21.7 °C	983 mm
2016	27.8 °C3 March 2016	14.2 °C29 August 2016	21.1 °C	1,075 mm
2015	27.5 °C8 April 2015	14.7 °C7 July 2015	21.5 °C	1,841 mm
2014	28.2 °C29 November 2014	13.8 °C17 August 2014	21.6 °C	1,275 mm
2013	27.7 °C24 February 2013	14.1 °C14 July 2013	21.1 °C	1,435 mm
2012	28.3 °C11 February 2012	14.9 °C25 August 2012	21.1 °C	1,146 mm
2011	27.0 °C27 February 2011	14.5 °C14 July 2011	21.1 °C	1,125 mm
2010	27.4 °C27 January 2010	14.6 °C4 August 2010	21.3 °C	1,209 mm
2009	28.5 °C4 February 2009	14.6 °C7 July 2009	21.3 °C	1,453 mm
2008	26.8 °C22 February 2008	13.9 °C20 June 2008	21.0 °C	1,469 mm
2007	27.6 °C10 January 2007	14.2 °C15 August 2007	21.0 °C	1,467 mm
2006	28.4 °C16 February 2006	14.4 °C11 October 2006	21.5 °C	1,715 mm
2005	28.6 °C22 January 2005	13.8 °C25 August 2005	21.2 °C	1,198 mm
2004	27.4 °C4 March 2004	14.8 °C30 June 2004	21.2 °C	1,205 mm
2003	28.3 °C15 December 2003	13.5 °C4 August 2003	21.4 °C	1,176 mm
2002	28.7 °C1 March 2002	14.9 °C9 August 2002	21.0 °C	1,675 mm
2001	27.7 °C4 January 2001	12.8 °C2 August 2001	20.7 °C	1,108 mm
2000	27.6 °C1 April 2000	13.2 °C1 July 2000	20.4 °C	1,143 mm
1999	28.3 °C3 February 1999	13.3 °C9 October 1999	20.5 °C	919 mm
1998	29.4 °C26 January 1998	13.9 °C30 July 1998	21.0 °C	1,016 mm
1997	27.5 °C5 January 1997	13.1 °C19 November 1997	20.5 °C	1,037 mm
1996	28.1 °C6 February 1996	13.1 °C25 July 1996	20.3 °C	1,122 mm
1995	28.9 °C4 January 1995	13.8 °C28 August 1995	20.4 °C	1,780 mm
1994	27.0 °C30 January 1994	13.5 °C4 September 1994	20.7 °C	1,062 mm
1993	27.3 °C14 January 1993	12.2 °C2 September 1993	20.3 °C	1,544 mm
1992	28.5 °C31 January 1992	13.2 °C22 July 1992	20.3 °C	788 mm
1991	28.5 °C4 March 1991	13.0 °C15 August 1991	20.7 °C	1,037 mm
1990	27.6 °C5 February 1990	13.8 °C18 July 1990	20.7 °C	1,050 mm
1989	27.4 °C11 January 1989	14.5 °C22 August 1989	20.8 °C	1,487 mm
1988	29.6 °C24 January 1988	13.6 °C19 August 1988	20.9 °C	1,032 mm
1987	28.4 °C29 December 1987	14.6 °C23 June 1987	21.0 °C	2,165 mm
1986	27.6 °C12 January 1986	13.3 °C11 August 1986	20.5 °C	1,405 mm
1985	28.2 °C9 January 1985	14.2 °C21 August 1985	20.6 °C	1,672 mm
1984	27.3 °C29 January 1984	12.8 °C4 September 1984	20.4 °C	893 mm
1983	27.7 °C28 February 1983	13.0 °C1 September 1983	20.7 °C	916 mm
1982	26.9 °C27 March 1982	12.2 °C6 August 1982	20.8 °C	1,601 mm
1981	29.0 °C26 January 1981	14.2 °C28 July 1981	21.1 °C	1,398 mm
1980	28.9 °C4 January 1980	14.2 °C7 August 1980	21.3 °C	2,047 mm
1979	28.3 °C18 January 1979	14.2 °C25 July 1979	21.4 °C	1,113 mm
1978	28.4 °C16 February 1978	13.6 °C29 July 1978	21.1 °C	975 mm
1977	28.7 °C29 January 1977	14.3 °C16 August 1977	21.3 °C	1,998 mm
1976	27.7 °C30 January 1976	14.3 °C24 July 1976	21.1 °C	1,059 mm
1975	27.4 °C6 February 1975	13.1 °C9 September 1975	20.7 °C	1,202 mm
1974	27.5 °C21 January 1974	13.8 °C6 September 1974	20.4 °C	1,377 mm
1973	27.5 °C1 March 1973	14.4 °C21 August 1973	21.1 °C	1,625 mm
1972	28.4 °C14 December 1972	15.5 °C6 June 1972	21.1 °C	1,658 mm
1971	27.5 °C19 January 1971	13.6 °C12 July 1971	20.6 °C	1,377 mm
1970	28.4 °C19 February 1970	13.7 °C12 September 1970	20.9 °C	1,596 mm
1969	28.6 °C28 January 1969	13.4 °C20 August 1969	21.1 °C	1,710 mm
1968	27.5 °C27 January 1968	13.7 °C12 July 1968	20.5 °C	1,305 mm
1967	28.6 °C9 February 1967	14.2 °C15 August 1967	20.8 °C	1,419 mm
1966	27.6 °C22 February 1966	12.7 °C27 July 1966	20.5 °C	1,288 mm
1965	25.8 °C11 February 1965	13.6 °C13 August 1965	20.2 °C	1,800 mm
1964	27.7 °C26 February 1964	13.4 °C22 August 1964	20.2 °C	1,875 mm
1963	27.7 °C2 March 1963	13.2 °C5 September 1963	20.2 °C	1,329 mm
1962	26.9 °C3 January 1962	14.3 °C20 August 1962	20.4 °C	1,306 mm
1961	28.8 °C28 January 1961	13.7 °C15 August 1961	20.8 °C	1,421 mm
1960	27.8 °C18 January 1960	14.0 °C8 July 1960	20.5 °C	1,391 mm
1959	29.5 °C30 December 1959	13.7 °C18 July 1959	20.4 °C	1,952 mm
1958	27.3 °C10 February 1958	13.4 °C29 June 1958	20.6 °C	1,349 mm
1957	27.8 °C20 January 1957	13.4 °C20 July 1957	20.4 °C	1,105 mm
1956	27.0 °C24 February 1956	13.3 °C10 August 1956	20.3 °C	1,352 mm
1955	28.7 °C16 January 1955	13.6 °C21 July 1955	20.3 °C	1,169 mm
1954	28.3 °C28 January 1954	14.0 °C6 July 1954	20.7 °C	1,160 mm
1953	28.1 °C25 February 1953	13.1 °C4 September 1953	21.0 °C	1,568 mm
1952	28.0 °C9 January 1952	13.6 °C11 August 1952	20.7 °C	1,812 mm
1951	27.7 °C25 November 1951	14.1 °C5 August 1951	20.6 °C	1,156 mm
1950	28.6 °C1 January 1950	12.5 °C21 August 1950	20.2 °C	1,479 mm
1949	28.1 °C31 December 1949	12.9 °C17 August 1949	20.7 °C	1,373 mm
1948	26.8 °C30 December 1948	13.8 °C26 August 1948	20.7 °C	1,699 mm
1947	27.2 °C24 January 1947	13.7 °C20 August 1947	20.3 °C	1,717 mm
1946	27.6 °C16 February 1946	13.3 °C14 July 1946	20.6 °C	1,458 mm
1945	27.1 °C31 January 1945	13.7 °C17 August 1945	20.4 °C	1,535 mm
1944	28.2 °C27 January 1944	14.0 °C14 July 1944	20.7 °C	1,473 mm
1943	27.4 °C12 January 1943	12.6 °C16 July 1943	20.1 °C	1,879 mm
1942	27.7 °C3 January 1942	13.2 °C17 July 1942	20.4 °C	1,730 mm
1941	27.2 °C5 March 1941	14.1 °C12 August 1941	20.6 °C	1,677 mm
1940	27.5 °C25 December 1940	14.5 °C28 July 1940	20.9 °C	1,570 mm

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

23.9 °C

+0.7 °C

Hot days (≥ 30 °C)

0 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1355 mm

-41 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	27.0 °C	+1.4 °C	88 mm	-161 mm
Feb	26.3 °C	+0.7 °C	391 mm	+134 mm
Mar	26.0 °C	+0.7 °C	212 mm	+4 mm
Apr	25.9 °C	+1.4 °C	76 mm	-38 mm
May	24.0 °C	+1.3 °C	58 mm	-28 mm
Jun	22.0 °C	+0.9 °C	37 mm	-17 mm
Jul	20.6 °C	+0.2 °C	60 mm	+11 mm
Aug	20.7 °C	+0.1 °C	57 mm	+8 mm
Sep	22.2 °C	+0.9 °C	26 mm	-16 mm
Oct	23.4 °C	+0.9 °C	36 mm	-17 mm
Nov	23.7 °C	0.0 °C	136 mm	+46 mm
Dec	24.7 °C	-0.2 °C	177 mm	+33 mm

The year's extremes

Hottest day

29.6 °C

10 Jan 2025

Coldest day

14.5 °C

31 Jul 2025

Wettest day

149.9 mm

28 Feb 2025

Windiest day

30.3 km/h

28 Feb 2025

Strongest gust

117.7 km/h

28 Feb 2025

Hottest feels-like

34.8 °C

7 Feb 2025

Coldest feels-like

13.3 °C

31 Jul 2025

Sunniest day

13.0 h

1 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 Sainte-Suzanne?

Sainte-Suzanne has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 20.8 °C and it receives 1,395 mm of precipitation per year.

What is the hottest day ever recorded in Sainte-Suzanne?

The hottest day measured in Sainte-Suzanne between 1940 and 2025 was 24 January 1988, reaching 29.6 °C.

What is the coldest day in Sainte-Suzanne?

The coldest day measured in Sainte-Suzanne between 1940 and 2025 was 6 August 1982, at 12.2 °C.

Does it snow in Sainte-Suzanne?

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

Has the climate of Sainte-Suzanne warmed?

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

What is the wettest day in Sainte-Suzanne?

The wettest day measured in Sainte-Suzanne between 1940 and 2025 was 5 March 2006, with 265 mm of rain in 24 hours.

What was the windiest day in Sainte-Suzanne?

The windiest day measured in Sainte-Suzanne between 1940 and 2025 was 22 January 2002, with winds reaching 53.8 km/h.

What is the warmest month in Sainte-Suzanne?

The warmest month in Sainte-Suzanne is January (23.5 °C on average); the coldest is July (18.0 °C).

How much does it rain in Sainte-Suzanne?

Sainte-Suzanne receives on average 1,395 mm of precipitation per year, spread over about 214 rainy days.

Is it sunny in Sainte-Suzanne?

Sainte-Suzanne gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.

Are there tropical nights in Sainte-Suzanne?

Yes: Sainte-Suzanne has on average 152 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Sainte-Suzanne?

In Sainte-Suzanne, between 1940 and 2025, the highest apparent temperature reached 35.7 °C on 5 February 2019, and the lowest was 10.6 °C on 16 July 1943.

Compare Sainte-Suzanne with another city

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