Dassa-Zoume climate — normals and trends

Q: What is the climate of Dassa-Zoume?

Dassa-Zoume has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.8 °C and it receives 1,064 mm of precipitation per year.

Q: What is the hottest day ever recorded in Dassa-Zoume?

The hottest day measured in Dassa-Zoume between 1940 and 2025 was 16 March 1966, reaching 40.2 °C.

Q: What is the coldest day in Dassa-Zoume?

The coldest day measured in Dassa-Zoume between 1940 and 2025 was 13 January 1964, at 14.3 °C.

Q: Does it snow in Dassa-Zoume?

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

Q: Has the climate of Dassa-Zoume warmed?

Yes: Dassa-Zoume warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Dassa-Zoume?

The wettest day measured in Dassa-Zoume between 1940 and 2025 was 2 September 2021, with 149 mm of rain in 24 hours.

Q: What was the windiest day in Dassa-Zoume?

The windiest day measured in Dassa-Zoume between 1940 and 2025 was 2 March 1947, with winds reaching 21.3 km/h.

Q: What is the warmest month in Dassa-Zoume?

The warmest month in Dassa-Zoume is March (29.0 °C on average); the coldest is August (24.7 °C).

Q: How much does it rain in Dassa-Zoume?

Dassa-Zoume receives on average 1,064 mm of precipitation per year, spread over about 162 rainy days.

Q: Is it sunny in Dassa-Zoume?

Dassa-Zoume gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Dassa-Zoume (Benin) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.8 °C and it receives 1,064 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 March (29.0 °C on average) and the coldest is August (24.7 °C). Rainfall peaks in September.

Dassa-Zoume averages 0 frost days, 283 hot days (≥ 30 °C) and 162 rainy days per year.

Dassa-Zoume has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.

The hottest day of the period reached 40.2 °C (on 16 March 1966) and the coldest 14.3 °C (on 13 January 1964).

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

Dassa-ZoumeCollines Department

coords: 7.75°, 2.18°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthMarchColdest monthAugustWettest monthSeptemberDriest monthJanuary

Mean daily temperature

26.8°C

Average daily high

32.3°C

Average daily low

22.9°C

Annual rainfall

1,064mm

Sunshine / day

9.6h

Mean relative humidity

76%

Average peak wind

11.3km/h

Seasonal range

4.3°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

283 d/yr

Rainy days (≥ 1 mm)

162 d/yr

Annual snowfall

0.0 cm

Average feels-like high

36.9 °C

Average feels-like low

26.8 °C

Average peak gust

26.9 km/h

Tropical nights (≥ 20 °C)

351 d/yr

Solar radiation

17.9 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.82 · 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

40.2 °C

16 March 1966

Coldest day

14.3 °C

13 January 1964

Wettest day

149 mm

2 September 2021

Windiest day

21.3 km/h

2 March 1947

Strongest gust

52.2 km/h

27 March 1992

Hottest feels-like

46.4 °C

28 March 2024

Coldest feels-like

11.0 °C

8 February 1962

Sunniest day

12.0 h

21 May 1995

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.2 °C3 March 2025	18.4 °C13 January 2025	28.0 °C	872 mm	302
2024	39.3 °C14 February 2024	17.9 °C20 December 2024	28.4 °C	738 mm	321
2023	38.8 °C26 February 2023	17.7 °C1 January 2023	27.9 °C	1,278 mm	315
2022	38.3 °C18 February 2022	17.1 °C26 December 2022	27.5 °C	1,049 mm	290
2021	39.2 °C15 February 2021	19.4 °C20 December 2021	28.3 °C	996 mm	338
2020	39.4 °C1 March 2020	17.2 °C2 January 2020	27.8 °C	823 mm	306
2019	38.7 °C21 February 2019	17.3 °C31 December 2019	27.8 °C	1,355 mm	316
2018	38.5 °C23 February 2018	17.7 °C5 January 2018	27.6 °C	1,317 mm	318
2017	38.3 °C29 March 2017	18.4 °C18 February 2017	27.8 °C	1,079 mm	310
2016	38.6 °C22 February 2016	17.8 °C2 January 2016	27.9 °C	1,207 mm	315
2015	37.4 °C12 February 2015	15.7 °C6 January 2015	27.6 °C	811 mm	320
2014	38.1 °C15 March 2014	16.9 °C27 December 2014	27.5 °C	1,097 mm	301
2013	38.8 °C16 February 2013	16.8 °C19 December 2013	27.5 °C	820 mm	300
2012	38.6 °C23 March 2012	16.4 °C14 January 2012	27.2 °C	1,300 mm	295
2011	37.4 °C22 February 2011	16.0 °C17 January 2011	27.4 °C	886 mm	319
2010	38.5 °C2 April 2010	18.0 °C31 December 2010	27.9 °C	1,115 mm	322
2009	37.0 °C6 February 2009	18.5 °C24 January 2009	27.6 °C	902 mm	311
2008	37.2 °C6 March 2008	16.7 °C24 January 2008	27.2 °C	1,065 mm	305
2007	38.3 °C6 March 2007	16.6 °C14 January 2007	27.2 °C	1,085 mm	305
2006	38.4 °C7 February 2006	17.3 °C30 December 2006	27.4 °C	1,102 mm	282
2005	36.5 °C23 February 2005	16.8 °C13 January 2005	27.3 °C	967 mm	275
2004	36.8 °C13 March 2004	18.4 °C7 February 2004	27.2 °C	908 mm	282
2003	37.8 °C24 March 2003	16.4 °C9 December 2003	27.2 °C	991 mm	288
2002	37.3 °C18 February 2002	14.6 °C28 December 2002	27.0 °C	1,230 mm	280
2001	38.1 °C4 March 2001	17.6 °C13 February 2001	27.2 °C	770 mm	281
2000	38.1 °C6 March 2000	17.2 °C2 February 2000	27.1 °C	973 mm	291
1999	37.1 °C13 February 1999	17.8 °C14 December 1999	26.7 °C	1,441 mm	257
1998	39.2 °C8 February 1998	16.9 °C21 January 1998	27.5 °C	1,017 mm	290
1997	37.1 °C10 March 1997	17.3 °C15 February 1997	27.0 °C	1,032 mm	289
1996	37.0 °C6 February 1996	20.7 °C11 November 1996	27.1 °C	1,089 mm	272
1995	37.7 °C11 February 1995	16.7 °C27 December 1995	27.0 °C	1,218 mm	292
1994	38.8 °C3 March 1994	16.4 °C18 December 1994	26.9 °C	1,237 mm	288
1993	37.8 °C16 April 1993	16.7 °C22 January 1993	26.9 °C	1,117 mm	299
1992	39.6 °C28 March 1992	16.7 °C11 January 1992	26.7 °C	1,093 mm	266
1991	37.4 °C10 March 1991	16.4 °C24 December 1991	26.7 °C	1,373 mm	279
1990	39.3 °C28 March 1990	19.3 °C25 December 1990	27.1 °C	1,163 mm	286
1989	37.3 °C26 February 1989	15.6 °C3 January 1989	26.6 °C	1,291 mm	272
1988	37.7 °C24 February 1988	18.1 °C25 December 1988	27.0 °C	1,386 mm	289
1987	38.0 °C2 March 1987	19.5 °C23 December 1987	27.6 °C	1,193 mm	327
1986	38.7 °C2 February 1986	16.8 °C21 December 1986	26.7 °C	1,113 mm	286
1985	39.0 °C24 February 1985	17.1 °C19 December 1985	26.7 °C	1,266 mm	290
1984	37.8 °C16 February 1984	17.7 °C14 December 1984	27.0 °C	1,125 mm	321
1983	38.9 °C5 April 1983	15.8 °C20 January 1983	27.2 °C	793 mm	293
1982	37.2 °C5 February 1982	17.4 °C10 January 1982	26.6 °C	1,016 mm	280
1981	38.6 °C18 April 1981	18.7 °C8 January 1981	26.9 °C	1,032 mm	282
1980	38.8 °C15 March 1980	16.3 °C20 December 1980	26.9 °C	1,335 mm	296
1979	36.8 °C1 April 1979	16.7 °C12 December 1979	26.8 °C	1,170 mm	285
1978	37.8 °C21 February 1978	16.3 °C11 January 1978	26.6 °C	1,044 mm	268
1977	38.3 °C23 March 1977	15.8 °C28 December 1977	26.9 °C	915 mm	282
1976	37.7 °C5 April 1976	15.3 °C22 January 1976	26.0 °C	1,146 mm	243
1975	36.4 °C12 March 1975	15.8 °C22 January 1975	25.9 °C	1,126 mm	248
1974	37.4 °C11 March 1974	16.1 °C9 January 1974	26.2 °C	1,247 mm	247
1973	39.8 °C12 March 1973	15.5 °C2 December 1973	27.0 °C	1,191 mm	297
1972	37.6 °C26 January 1972	16.9 °C14 December 1972	26.7 °C	1,196 mm	286
1971	36.4 °C18 March 1971	15.7 °C20 December 1971	26.2 °C	1,267 mm	265
1970	38.0 °C27 February 1970	17.3 °C4 December 1970	26.6 °C	1,331 mm	277
1969	37.9 °C12 March 1969	19.0 °C29 January 1969	26.6 °C	1,220 mm	260
1968	38.2 °C7 February 1968	14.3 °C18 January 1968	26.2 °C	1,559 mm	269
1967	36.7 °C15 March 1967	14.6 °C4 January 1967	26.0 °C	1,318 mm	248
1966	40.2 °C16 March 1966	14.7 °C5 January 1966	26.8 °C	832 mm	313
1965	37.9 °C7 March 1965	18.4 °C21 December 1965	26.5 °C	964 mm	296
1964	38.2 °C31 March 1964	14.3 °C13 January 1964	26.6 °C	642 mm	290
1963	37.6 °C14 March 1963	16.6 °C11 March 1963	26.4 °C	1,209 mm	297
1962	38.6 °C3 March 1962	14.8 °C8 February 1962	26.1 °C	1,139 mm	264
1961	38.2 °C23 March 1961	14.8 °C13 December 1961	26.5 °C	758 mm	284
1960	36.9 °C15 February 1960	15.6 °C2 January 1960	26.2 °C	1,152 mm	274
1959	36.9 °C10 March 1959	16.3 °C24 January 1959	26.2 °C	1,008 mm	271
1958	37.1 °C3 March 1958	17.3 °C17 February 1958	26.3 °C	688 mm	253
1957	36.9 °C19 February 1957	14.5 °C13 January 1957	25.5 °C	1,271 mm	234
1956	36.8 °C16 February 1956	17.5 °C19 December 1956	25.7 °C	805 mm	240
1955	36.8 °C19 February 1955	15.0 °C28 December 1955	25.9 °C	1,073 mm	238
1954	37.4 °C9 February 1954	17.2 °C19 January 1954	26.0 °C	819 mm	251
1953	36.9 °C31 March 1953	15.5 °C4 December 1953	26.2 °C	836 mm	269
1952	37.4 °C3 March 1952	16.1 °C4 February 1952	26.1 °C	1,075 mm	259
1951	36.9 °C24 February 1951	17.9 °C11 December 1951	26.1 °C	1,273 mm	266
1950	37.7 °C16 March 1950	16.7 °C12 February 1950	25.9 °C	968 mm	246
1949	37.6 °C19 February 1949	17.7 °C11 February 1949	26.3 °C	943 mm	289
1948	37.5 °C27 February 1948	15.8 °C6 February 1948	26.1 °C	888 mm	260
1947	37.6 °C21 February 1947	16.0 °C21 January 1947	26.2 °C	1,132 mm	254
1946	38.8 °C5 March 1946	14.5 °C1 January 1946	26.1 °C	774 mm	250
1945	39.0 °C7 April 1945	14.6 °C10 February 1945	26.2 °C	925 mm	264
1944	37.4 °C15 March 1944	14.5 °C6 February 1944	26.1 °C	964 mm	262
1943	37.0 °C1 March 1943	16.7 °C22 December 1943	25.8 °C	779 mm	264
1942	37.4 °C28 February 1942	18.0 °C26 December 1942	26.1 °C	880 mm	288
1941	37.5 °C28 March 1941	16.7 °C28 December 1941	26.2 °C	998 mm	281
1940	36.7 °C22 February 1940	19.7 °C14 January 1940	26.1 °C	884 mm	272

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

33.4 °C

+1.1 °C

Hot days (≥ 30 °C)

302 d/yr

+19

Frost days (< 0 °C)

0 d/yr

Annual rainfall

872 mm

-192 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	35.7 °C	+1.6 °C	0 mm	-7 mm
Feb	36.5 °C	+1.1 °C	15 mm	-6 mm
Mar	36.9 °C	+1.6 °C	40 mm	-22 mm
Apr	34.9 °C	+0.9 °C	48 mm	-46 mm
May	33.7 °C	+1.2 °C	68 mm	-56 mm
Jun	31.9 °C	+1.4 °C	154 mm	+8 mm
Jul	29.8 °C	+0.7 °C	114 mm	-46 mm
Aug	29.1 °C	+0.4 °C	137 mm	-19 mm
Sep	30.8 °C	+1.1 °C	146 mm	-20 mm
Oct	32.1 °C	+0.9 °C	131 mm	+33 mm
Nov	34.4 °C	+1.3 °C	16 mm	-6 mm
Dec	35.2 °C	+1.5 °C	4 mm	-4 mm

The year's extremes

Hottest day

39.2 °C

3 Mar 2025

Coldest day

18.4 °C

13 Jan 2025

Wettest day

74.1 mm

4 Aug 2025

Windiest day

19.1 km/h

18 Mar 2025

Strongest gust

43.9 km/h

18 Mar 2025

Hottest feels-like

44.5 °C

27 Mar 2025

Coldest feels-like

16.7 °C

11 Jan 2025

Sunniest day

12.0 h

17 Mar 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 Dassa-Zoume?

Dassa-Zoume has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.8 °C and it receives 1,064 mm of precipitation per year.

What is the hottest day ever recorded in Dassa-Zoume?

The hottest day measured in Dassa-Zoume between 1940 and 2025 was 16 March 1966, reaching 40.2 °C.

What is the coldest day in Dassa-Zoume?

The coldest day measured in Dassa-Zoume between 1940 and 2025 was 13 January 1964, at 14.3 °C.

Does it snow in Dassa-Zoume?

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

Has the climate of Dassa-Zoume warmed?

Yes: Dassa-Zoume warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Dassa-Zoume?

The wettest day measured in Dassa-Zoume between 1940 and 2025 was 2 September 2021, with 149 mm of rain in 24 hours.

What was the windiest day in Dassa-Zoume?

The windiest day measured in Dassa-Zoume between 1940 and 2025 was 2 March 1947, with winds reaching 21.3 km/h.

What is the warmest month in Dassa-Zoume?

The warmest month in Dassa-Zoume is March (29.0 °C on average); the coldest is August (24.7 °C).

How much does it rain in Dassa-Zoume?

Dassa-Zoume receives on average 1,064 mm of precipitation per year, spread over about 162 rainy days.

Is it sunny in Dassa-Zoume?

Dassa-Zoume gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Are there tropical nights in Dassa-Zoume?

Yes: Dassa-Zoume has on average 351 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Dassa-Zoume?

In Dassa-Zoume, between 1940 and 2025, the highest apparent temperature reached 46.4 °C on 28 March 2024, and the lowest was 11.0 °C on 8 February 1962.

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