Basankusu climate — normals and trends

Q: What is the climate of Basankusu?

Basankusu has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.0 °C and it receives 1,857 mm of precipitation per year.

Q: What is the hottest day ever recorded in Basankusu?

The hottest day measured in Basankusu between 1940 and 2025 was 6 February 1998, reaching 37.3 °C.

Q: What is the coldest day in Basankusu?

The coldest day measured in Basankusu between 1940 and 2025 was 15 January 2002, at 17.0 °C.

Q: Does it snow in Basankusu?

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

Q: Has the climate of Basankusu warmed?

Yes: Basankusu warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Basankusu?

The wettest day measured in Basankusu between 1940 and 2025 was 21 August 1959, with 188 mm of rain in 24 hours.

Q: What was the windiest day in Basankusu?

The windiest day measured in Basankusu between 1940 and 2025 was 25 February 1946, with winds reaching 20.1 km/h.

Q: What is the warmest month in Basankusu?

The warmest month in Basankusu is February (25.7 °C on average); the coldest is September (24.3 °C).

Q: How much does it rain in Basankusu?

Basankusu receives on average 1,857 mm of precipitation per year, spread over about 261 rainy days.

Q: Is it sunny in Basankusu?

Basankusu gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.

Basankusu (Democratic Republic of Congo) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 25.0 °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 February (25.7 °C on average) and the coldest is September (24.3 °C). Rainfall peaks in October.

Basankusu averages 0 frost days, 148 hot days (≥ 30 °C) and 261 rainy days per year.

Basankusu has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.

The hottest day of the period reached 37.3 °C (on 6 February 1998) and the coldest 17.0 °C (on 15 January 2002).

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

BasankusuÉquateur Province

coords: 1.22°, 19.80°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthFebruaryColdest monthSeptemberWettest monthOctoberDriest monthJanuary

Mean daily temperature

25.0°C

Average daily high

29.6°C

Average daily low

22.1°C

Annual rainfall

1,857mm

Sunshine / day

9.3h

Mean relative humidity

88%

Average peak wind

8.3km/h

Seasonal range

1.4°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

148 d/yr

Rainy days (≥ 1 mm)

261 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.5 °C

Average feels-like low

26.0 °C

Average peak gust

23.4 km/h

Tropical nights (≥ 20 °C)

363 d/yr

Solar radiation

18.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.5 °C

since 1940

+0.2 °C per decade · r² = 0.66 · 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

37.3 °C

6 February 1998

Coldest day

17.0 °C

15 January 2002

Wettest day

188 mm

21 August 1959

Windiest day

20.1 km/h

25 February 1946

Strongest gust

51.8 km/h

7 March 1985

Hottest feels-like

44.2 °C

29 March 2011

Coldest feels-like

16.9 °C

13 January 2015

Sunniest day

11.9 h

4 February 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	37.2 °C28 February 2025	20.7 °C16 August 2025	26.1 °C	1,515 mm	256
2024	36.8 °C29 March 2024	20.9 °C16 January 2024	26.6 °C	1,186 mm	281
2023	36.0 °C4 February 2023	20.8 °C28 January 2023	26.0 °C	1,513 mm	251
2022	35.8 °C4 April 2022	19.5 °C6 February 2022	25.8 °C	1,271 mm	219
2021	36.5 °C5 March 2021	20.6 °C19 February 2021	25.9 °C	1,305 mm	236
2020	35.5 °C16 February 2020	19.3 °C25 January 2020	26.0 °C	1,313 mm	240
2019	35.7 °C20 February 2019	20.6 °C11 July 2019	25.9 °C	1,395 mm	236
2018	35.0 °C5 February 2018	18.2 °C7 January 2018	25.6 °C	1,414 mm	241
2017	34.7 °C22 January 2017	20.4 °C30 December 2017	25.6 °C	1,673 mm	230
2016	35.8 °C4 February 2016	19.5 °C30 January 2016	26.0 °C	1,411 mm	244
2015	34.7 °C23 January 2015	17.3 °C13 January 2015	25.6 °C	1,447 mm	240
2014	35.5 °C19 April 2014	20.7 °C17 February 2014	25.5 °C	1,538 mm	206
2013	35.3 °C23 February 2013	19.4 °C17 December 2013	25.4 °C	1,539 mm	215
2012	37.0 °C3 April 2012	20.0 °C18 January 2012	25.4 °C	1,528 mm	221
2011	35.9 °C18 February 2011	18.9 °C20 January 2011	25.4 °C	1,419 mm	222
2010	37.0 °C30 January 2010	20.0 °C15 December 2010	25.7 °C	1,492 mm	210
2009	34.3 °C7 February 2009	20.2 °C28 December 2009	25.3 °C	1,695 mm	190
2008	34.3 °C23 February 2008	18.6 °C29 January 2008	25.2 °C	1,460 mm	179
2007	34.8 °C19 February 2007	19.2 °C2 January 2007	25.4 °C	1,438 mm	185
2006	33.9 °C2 February 2006	20.5 °C30 December 2006	25.1 °C	1,640 mm	168
2005	36.1 °C30 January 2005	20.8 °C10 January 2005	25.6 °C	1,606 mm	202
2004	34.1 °C6 May 2004	19.2 °C7 February 2004	25.3 °C	1,536 mm	169
2003	35.1 °C13 January 2003	20.7 °C25 June 2003	25.2 °C	1,603 mm	179
2002	34.5 °C24 February 2002	17.0 °C15 January 2002	25.2 °C	1,682 mm	162
2001	34.9 °C27 February 2001	18.8 °C11 January 2001	24.9 °C	1,590 mm	153
2000	34.0 °C5 March 2000	20.1 °C4 February 2000	24.9 °C	1,802 mm	150
1999	34.0 °C18 March 1999	20.3 °C8 January 1999	24.8 °C	1,868 mm	151
1998	37.3 °C6 February 1998	19.4 °C17 January 1998	25.8 °C	1,635 mm	202
1997	35.3 °C17 February 1997	18.9 °C2 February 1997	25.2 °C	1,844 mm	171
1996	33.3 °C25 April 1996	20.4 °C20 July 1996	24.8 °C	2,104 mm	134
1995	35.0 °C15 March 1995	20.1 °C6 January 1995	25.1 °C	2,023 mm	172
1994	35.1 °C25 March 1994	18.8 °C18 January 1994	25.0 °C	2,124 mm	169
1993	34.7 °C27 January 1993	18.5 °C24 January 1993	25.0 °C	1,900 mm	156
1992	36.6 °C22 February 1992	18.8 °C14 February 1992	24.8 °C	2,056 mm	153
1991	33.8 °C3 March 1991	18.2 °C26 December 1991	25.0 °C	2,011 mm	138
1990	34.5 °C17 March 1990	20.3 °C12 September 1990	25.2 °C	1,935 mm	176
1989	36.6 °C27 January 1989	18.0 °C21 January 1989	25.0 °C	1,683 mm	140
1988	34.7 °C26 February 1988	20.5 °C29 December 1988	25.0 °C	2,264 mm	136
1987	34.6 °C21 March 1987	20.6 °C13 August 1987	25.3 °C	2,157 mm	190
1986	33.7 °C3 February 1986	19.9 °C9 December 1986	24.9 °C	2,124 mm	166
1985	34.9 °C3 March 1985	19.1 °C19 February 1985	24.5 °C	1,970 mm	113
1984	33.9 °C16 February 1984	18.8 °C18 January 1984	24.6 °C	1,966 mm	118
1983	34.1 °C4 February 1983	19.3 °C31 December 1983	25.2 °C	1,936 mm	157
1982	34.3 °C31 March 1982	19.7 °C9 February 1982	24.8 °C	2,007 mm	145
1981	33.6 °C27 February 1981	18.6 °C8 January 1981	24.7 °C	2,101 mm	133
1980	33.5 °C16 March 1980	17.9 °C27 December 1980	24.7 °C	2,249 mm	122
1979	33.5 °C19 March 1979	20.0 °C28 July 1979	24.8 °C	2,143 mm	153
1978	33.3 °C11 April 1978	18.3 °C9 January 1978	24.6 °C	2,262 mm	121
1977	34.2 °C8 March 1977	19.1 °C28 December 1977	24.5 °C	2,193 mm	111
1976	32.8 °C5 May 1976	18.5 °C25 January 1976	24.2 °C	2,496 mm	85
1975	32.5 °C23 March 1975	19.5 °C7 December 1975	24.2 °C	2,249 mm	68
1974	32.8 °C11 March 1974	19.0 °C9 January 1974	24.2 °C	2,189 mm	88
1973	34.9 °C12 March 1973	19.7 °C23 December 1973	24.9 °C	2,279 mm	158
1972	36.5 °C12 February 1972	19.4 °C1 January 1972	24.7 °C	2,126 mm	144
1971	34.5 °C10 February 1971	17.5 °C23 December 1971	24.4 °C	2,048 mm	116
1970	33.5 °C18 February 1970	18.7 °C2 July 1970	24.7 °C	2,131 mm	156
1969	34.9 °C5 February 1969	19.8 °C2 February 1969	24.6 °C	2,450 mm	127
1968	33.0 °C9 February 1968	19.8 °C18 January 1968	24.4 °C	2,217 mm	108
1967	34.2 °C8 March 1967	19.2 °C26 January 1967	24.3 °C	2,472 mm	117
1966	35.2 °C6 July 1966	20.2 °C25 December 1966	25.1 °C	1,766 mm	140
1965	33.8 °C18 May 1965	20.2 °C1 January 1965	24.7 °C	1,894 mm	103
1964	34.2 °C24 May 1964	19.9 °C30 December 1964	24.9 °C	1,670 mm	144
1963	31.8 °C20 February 1963	20.3 °C31 July 1963	24.6 °C	1,739 mm	86
1962	34.0 °C11 February 1962	20.0 °C18 September 1962	24.3 °C	2,120 mm	58
1961	33.6 °C9 January 1961	19.6 °C16 December 1961	24.4 °C	2,226 mm	103
1960	33.3 °C31 January 1960	20.1 °C17 February 1960	24.6 °C	2,194 mm	147
1959	34.3 °C19 February 1959	19.8 °C18 February 1959	24.7 °C	2,055 mm	130
1958	34.9 °C25 February 1958	19.9 °C2 September 1958	24.8 °C	2,040 mm	137
1957	35.2 °C13 February 1957	17.4 °C12 January 1957	24.5 °C	1,716 mm	126
1956	33.2 °C23 January 1956	20.2 °C1 July 1956	24.2 °C	2,034 mm	43
1955	33.1 °C19 February 1955	20.1 °C13 December 1955	24.1 °C	2,200 mm	38
1954	32.9 °C10 January 1954	19.2 °C25 June 1954	24.3 °C	1,910 mm	48
1953	32.7 °C27 March 1953	20.1 °C22 December 1953	24.4 °C	2,375 mm	94
1952	34.1 °C6 March 1952	20.5 °C24 September 1952	24.5 °C	2,432 mm	106
1951	32.6 °C25 April 1951	20.3 °C13 July 1951	24.5 °C	2,043 mm	115
1950	35.8 °C1 September 1950	18.1 °C18 July 1950	24.9 °C	1,538 mm	148
1949	35.6 °C18 February 1949	20.6 °C22 July 1949	25.0 °C	1,377 mm	130
1948	33.7 °C22 March 1948	20.3 °C5 January 1948	24.2 °C	2,260 mm	47
1947	33.0 °C23 July 1947	19.4 °C6 July 1947	24.6 °C	1,809 mm	76
1946	36.3 °C17 January 1946	20.4 °C23 October 1946	24.6 °C	1,782 mm	97
1945	33.2 °C10 February 1945	19.8 °C7 December 1945	24.5 °C	1,763 mm	85
1944	34.9 °C13 February 1944	20.5 °C5 February 1944	24.8 °C	1,707 mm	110
1943	34.5 °C9 February 1943	20.3 °C24 December 1943	24.9 °C	1,503 mm	135
1942	33.4 °C8 January 1942	20.2 °C24 June 1942	24.4 °C	1,838 mm	57
1941	33.7 °C30 January 1941	20.5 °C27 December 1941	24.9 °C	1,537 mm	121
1940	32.4 °C16 January 1940	19.2 °C11 January 1940	24.2 °C	1,928 mm	64

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

30.9 °C

+1.3 °C

Hot days (≥ 30 °C)

256 d/yr

+108

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1515 mm

-342 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	32.0 °C	+1.7 °C	29 mm	-63 mm
Feb	32.7 °C	+1.9 °C	40 mm	-77 mm
Mar	32.0 °C	+1.4 °C	175 mm	+0 mm
Apr	32.2 °C	+2.0 °C	93 mm	-70 mm
May	30.9 °C	+1.1 °C	149 mm	+11 mm
Jun	30.8 °C	+1.5 °C	138 mm	+20 mm
Jul	29.3 °C	+0.5 °C	174 mm	+40 mm
Aug	29.5 °C	+0.7 °C	163 mm	-24 mm
Sep	30.2 °C	+1.3 °C	228 mm	+27 mm
Oct	30.1 °C	+1.3 °C	142 mm	-75 mm
Nov	30.5 °C	+1.7 °C	110 mm	-88 mm
Dec	30.9 °C	+1.3 °C	76 mm	-42 mm

The year's extremes

Hottest day

37.2 °C

28 Feb 2025

Coldest day

20.7 °C

16 Aug 2025

Wettest day

90.2 mm

18 Mar 2025

Windiest day

16.7 km/h

14 Mar 2025

Strongest gust

36.7 km/h

8 Mar 2025

Hottest feels-like

42.5 °C

10 Apr 2025

Coldest feels-like

22.4 °C

12 Jan 2025

Sunniest day

11.9 h

26 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 Basankusu?

Basankusu has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.0 °C and it receives 1,857 mm of precipitation per year.

What is the hottest day ever recorded in Basankusu?

The hottest day measured in Basankusu between 1940 and 2025 was 6 February 1998, reaching 37.3 °C.

What is the coldest day in Basankusu?

The coldest day measured in Basankusu between 1940 and 2025 was 15 January 2002, at 17.0 °C.

Does it snow in Basankusu?

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

Has the climate of Basankusu warmed?

Yes: Basankusu warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Basankusu?

The wettest day measured in Basankusu between 1940 and 2025 was 21 August 1959, with 188 mm of rain in 24 hours.

What was the windiest day in Basankusu?

The windiest day measured in Basankusu between 1940 and 2025 was 25 February 1946, with winds reaching 20.1 km/h.

What is the warmest month in Basankusu?

The warmest month in Basankusu is February (25.7 °C on average); the coldest is September (24.3 °C).

How much does it rain in Basankusu?

Basankusu receives on average 1,857 mm of precipitation per year, spread over about 261 rainy days.

Is it sunny in Basankusu?

Basankusu gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.

Are there tropical nights in Basankusu?

Yes: Basankusu has on average 363 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Basankusu?

In Basankusu, between 1940 and 2025, the highest apparent temperature reached 44.2 °C on 29 March 2011, and the lowest was 16.9 °C on 13 January 2015.

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