Boutilimitt climate — normals and trends

Q: What is the climate of Boutilimitt?

Boutilimitt has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 28.3 °C and it receives 91 mm of precipitation per year.

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

The hottest day measured in Boutilimitt between 1940 and 2025 was 10 June 2025, reaching 46.3 °C.

Q: What is the coldest day in Boutilimitt?

The coldest day measured in Boutilimitt between 1940 and 2025 was 11 January 1965, at 8.2 °C.

Q: Does it snow in Boutilimitt?

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

Q: Has the climate of Boutilimitt warmed?

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

Q: What is the wettest day in Boutilimitt?

The wettest day measured in Boutilimitt between 1940 and 2025 was 29 August 1950, with 92 mm of rain in 24 hours.

Q: What was the windiest day in Boutilimitt?

The windiest day measured in Boutilimitt between 1940 and 2025 was 26 June 1989, with winds reaching 49.0 km/h.

Q: What is the warmest month in Boutilimitt?

The warmest month in Boutilimitt is June (32.5 °C on average); the coldest is January (21.9 °C).

Q: How much does it rain in Boutilimitt?

Boutilimitt receives on average 91 mm of precipitation per year, spread over about 16 rainy days.

Q: Is it sunny in Boutilimitt?

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

Boutilimitt (Mauritania) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 28.3 °C and it receives 91 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 June (32.5 °C on average) and the coldest is January (21.9 °C). Rainfall peaks in September.

Boutilimitt averages 0 frost days, 308 hot days (≥ 30 °C) and 16 rainy days per year.

Boutilimitt 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 46.3 °C (on 10 June 2025) and the coldest 8.2 °C (on 11 January 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

BoutilimittTrarza

coords: 17.55°, -14.70°
period: 1940–2025 · 86 yrs

BWhHot desertWarmest monthJuneColdest monthJanuaryWettest monthSeptemberDriest monthApril

Mean daily temperature

28.3°C

Average daily high

34.9°C

Average daily low

22.2°C

Annual rainfall

91mm

Sunshine / day

11.2h

Mean relative humidity

35%

Average peak wind

23.6km/h

Seasonal range

10.6°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

308 d/yr

Rainy days (≥ 1 mm)

16 d/yr

Annual snowfall

0.0 cm

Average feels-like high

33.8 °C

Average feels-like low

20.3 °C

Average peak gust

37.9 km/h

Tropical nights (≥ 20 °C)

252 d/yr

Solar radiation

23.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.60 · 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

46.3 °C

10 June 2025

Coldest day

8.2 °C

11 January 1965

Wettest day

92 mm

29 August 1950

Windiest day

49.0 km/h

26 June 1989

Strongest gust

81.0 km/h

15 May 1986

Hottest feels-like

46.6 °C

20 June 2014

Coldest feels-like

2.7 °C

8 January 1947

Sunniest day

12.1 h

18 May 1991

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	46.3 °C10 June 2025	12.2 °C19 January 2025	28.7 °C	65 mm	306
2024	44.1 °C29 June 2024	15.0 °C23 December 2024	29.3 °C	126 mm	343
2023	44.9 °C17 June 2023	12.0 °C29 January 2023	29.6 °C	46 mm	337
2022	45.8 °C13 May 2022	14.3 °C27 December 2022	29.0 °C	93 mm	348
2021	45.3 °C22 August 2021	14.3 °C7 February 2021	29.4 °C	33 mm	340
2020	44.9 °C22 June 2020	12.0 °C11 January 2020	29.4 °C	81 mm	330
2019	44.3 °C9 June 2019	12.2 °C21 January 2019	28.4 °C	67 mm	323
2018	45.5 °C22 June 2018	11.7 °C17 January 2018	28.1 °C	65 mm	312
2017	45.7 °C16 May 2017	11.8 °C25 January 2017	29.2 °C	37 mm	316
2016	45.5 °C9 June 2016	14.0 °C17 December 2016	29.6 °C	65 mm	339
2015	45.3 °C1 May 2015	12.0 °C22 February 2015	29.3 °C	91 mm	317
2014	45.8 °C9 June 2014	11.3 °C29 December 2014	28.9 °C	83 mm	315
2013	45.3 °C30 May 2013	12.8 °C9 January 2013	29.0 °C	110 mm	321
2012	45.3 °C24 May 2012	11.1 °C23 January 2012	28.4 °C	139 mm	302
2011	44.6 °C30 May 2011	13.0 °C10 February 2011	28.7 °C	41 mm	310
2010	46.2 °C19 June 2010	13.2 °C28 January 2010	29.6 °C	143 mm	349
2009	43.5 °C27 May 2009	11.6 °C18 January 2009	28.7 °C	85 mm	312
2008	43.9 °C5 May 2008	12.1 °C1 January 2008	29.0 °C	68 mm	319
2007	45.6 °C16 June 2007	12.6 °C7 January 2007	28.7 °C	30 mm	319
2006	44.6 °C19 May 2006	11.2 °C19 January 2006	28.8 °C	96 mm	306
2005	45.5 °C29 April 2005	11.9 °C7 February 2005	29.1 °C	95 mm	304
2004	44.1 °C18 June 2004	12.3 °C24 January 2004	28.8 °C	34 mm	316
2003	45.3 °C20 June 2003	12.2 °C16 January 2003	28.8 °C	123 mm	313
2002	45.7 °C15 May 2002	14.3 °C20 January 2002	28.8 °C	124 mm	328
2001	44.0 °C11 July 2001	14.5 °C15 January 2001	29.3 °C	79 mm	344
2000	44.3 °C31 May 2000	12.5 °C7 January 2000	28.7 °C	111 mm	321
1999	44.5 °C21 May 1999	12.6 °C7 February 1999	28.3 °C	64 mm	296
1998	45.4 °C24 June 1998	13.6 °C30 January 1998	29.4 °C	64 mm	337
1997	44.6 °C10 June 1997	13.5 °C22 January 1997	29.4 °C	86 mm	326
1996	45.1 °C28 June 1996	13.5 °C17 January 1996	28.9 °C	73 mm	321
1995	45.7 °C17 June 1995	10.9 °C17 January 1995	28.5 °C	112 mm	298
1994	44.9 °C19 June 1994	9.4 °C20 January 1994	28.0 °C	85 mm	306
1993	44.3 °C17 May 1993	12.8 °C30 January 1993	28.4 °C	110 mm	291
1992	43.0 °C18 June 1992	13.2 °C21 January 1992	28.4 °C	23 mm	312
1991	45.0 °C7 July 1991	13.0 °C21 January 1991	28.2 °C	73 mm	300
1990	43.0 °C27 May 1990	12.3 °C23 December 1990	29.0 °C	48 mm	308
1989	44.6 °C10 June 1989	10.4 °C8 January 1989	29.0 °C	91 mm	318
1988	44.2 °C9 May 1988	12.2 °C19 January 1988	28.4 °C	170 mm	287
1987	43.8 °C29 June 1987	12.3 °C10 January 1987	29.7 °C	80 mm	317
1986	44.6 °C18 May 1986	12.5 °C27 December 1986	27.8 °C	76 mm	279
1985	43.9 °C9 June 1985	12.5 °C29 December 1985	28.2 °C	102 mm	293
1984	43.5 °C17 June 1984	11.5 °C9 January 1984	28.3 °C	61 mm	295
1983	44.1 °C9 May 1983	13.1 °C10 February 1983	29.6 °C	19 mm	317
1982	44.2 °C16 June 1982	11.9 °C29 December 1982	28.0 °C	15 mm	288
1981	44.5 °C25 August 1981	13.8 °C5 January 1981	29.0 °C	71 mm	315
1980	43.7 °C4 June 1980	10.7 °C20 December 1980	28.1 °C	98 mm	303
1979	44.1 °C29 May 1979	12.0 °C5 January 1979	28.9 °C	81 mm	313
1978	44.6 °C17 August 1978	12.7 °C22 January 1978	28.3 °C	83 mm	319
1977	45.0 °C12 June 1977	13.0 °C11 January 1977	28.7 °C	63 mm	328
1976	43.4 °C23 June 1976	11.5 °C1 February 1976	27.6 °C	44 mm	271
1975	43.6 °C28 June 1975	11.8 °C24 January 1975	27.6 °C	120 mm	308
1974	44.3 °C4 June 1974	12.6 °C22 January 1974	27.2 °C	77 mm	271
1973	44.8 °C2 May 1973	11.5 °C1 January 1973	28.4 °C	69 mm	291
1972	43.9 °C27 May 1972	11.1 °C26 December 1972	28.0 °C	119 mm	290
1971	43.5 °C10 June 1971	11.9 °C14 January 1971	27.8 °C	44 mm	308
1970	44.6 °C3 June 1970	12.9 °C23 January 1970	28.8 °C	79 mm	330
1969	45.0 °C29 June 1969	12.0 °C20 January 1969	28.8 °C	132 mm	323
1968	43.4 °C9 June 1968	9.2 °C3 January 1968	27.5 °C	72 mm	301
1967	44.0 °C26 May 1967	9.9 °C28 December 1967	27.2 °C	186 mm	283
1966	44.2 °C2 June 1966	10.9 °C29 December 1966	28.0 °C	145 mm	322
1965	43.4 °C4 June 1965	8.2 °C11 January 1965	27.4 °C	111 mm	296
1964	42.6 °C23 June 1964	10.3 °C16 December 1964	27.7 °C	77 mm	316
1963	44.6 °C22 June 1963	9.4 °C28 December 1963	27.8 °C	119 mm	319
1962	44.0 °C9 July 1962	11.1 °C18 December 1962	28.1 °C	65 mm	303
1961	45.7 °C11 June 1961	11.4 °C14 January 1961	28.2 °C	74 mm	320
1960	43.7 °C28 June 1960	11.0 °C16 January 1960	28.0 °C	49 mm	298
1959	43.7 °C22 June 1959	9.9 °C12 January 1959	27.5 °C	52 mm	294
1958	44.2 °C4 June 1958	12.6 °C1 January 1958	28.2 °C	124 mm	303
1957	43.5 °C3 June 1957	10.3 °C22 January 1957	27.1 °C	88 mm	295
1956	43.2 °C3 July 1956	9.1 °C4 January 1956	27.0 °C	183 mm	282
1955	42.7 °C14 May 1955	12.2 °C27 January 1955	28.0 °C	150 mm	309
1954	43.7 °C17 June 1954	11.5 °C9 February 1954	27.2 °C	180 mm	275
1953	42.9 °C18 June 1953	12.3 °C29 December 1953	27.8 °C	103 mm	309
1952	44.0 °C18 June 1952	10.9 °C17 January 1952	26.9 °C	190 mm	288
1951	44.3 °C24 May 1951	12.0 °C20 January 1951	27.4 °C	190 mm	268
1950	42.6 °C29 June 1950	10.6 °C2 February 1950	27.1 °C	160 mm	293
1949	43.2 °C4 June 1949	10.6 °C1 January 1949	27.6 °C	69 mm	291
1948	43.5 °C18 June 1948	10.3 °C16 January 1948	27.3 °C	77 mm	298
1947	43.3 °C23 April 1947	8.8 °C8 January 1947	27.5 °C	211 mm	287
1946	43.9 °C4 June 1946	9.4 °C28 December 1946	27.5 °C	23 mm	298
1945	44.2 °C1 July 1945	13.0 °C6 January 1945	28.2 °C	84 mm	312
1944	43.6 °C10 June 1944	9.5 °C6 January 1944	27.6 °C	179 mm	290
1943	41.9 °C16 May 1943	8.5 °C1 January 1943	26.1 °C	106 mm	244
1942	44.3 °C13 June 1942	10.0 °C31 December 1942	27.5 °C	143 mm	291
1941	42.6 °C15 May 1941	9.7 °C2 January 1941	27.5 °C	31 mm	314
1940	43.6 °C27 May 1940	9.1 °C31 January 1940	27.6 °C	69 mm	299

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

35.3 °C

+0.4 °C

Hot days (≥ 30 °C)

306 d/yr

-2

Frost days (< 0 °C)

0 d/yr

Annual rainfall

65 mm

-26 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.8 °C	+1.3 °C	0 mm	-2 mm
Feb	31.4 °C	+0.3 °C	0 mm	-2 mm
Mar	33.2 °C	-0.7 °C	0 mm	-0 mm
Apr	37.6 °C	+1.2 °C	1 mm	+0 mm
May	40.1 °C	+1.2 °C	0 mm	-0 mm
Jun	39.5 °C	-0.1 °C	0 mm	-1 mm
Jul	36.3 °C	-0.8 °C	4 mm	-3 mm
Aug	36.6 °C	+0.4 °C	21 mm	-11 mm
Sep	37.5 °C	+0.8 °C	24 mm	-9 mm
Oct	38.8 °C	+1.7 °C	8 mm	-2 mm
Nov	35.0 °C	+1.2 °C	1 mm	-1 mm
Dec	27.3 °C	-2.0 °C	8 mm	+5 mm

The year's extremes

Hottest day

46.3 °C

10 Jun 2025

Coldest day

12.2 °C

19 Jan 2025

Wettest day

7.4 mm

21 Aug 2025

Windiest day

39.7 km/h

12 Aug 2025

Strongest gust

64.8 km/h

30 Apr 2025

Hottest feels-like

45.7 °C

9 Jun 2025

Coldest feels-like

6.7 °C

17 Jan 2025

Sunniest day

12.1 h

29 May 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 Boutilimitt?

Boutilimitt has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 28.3 °C and it receives 91 mm of precipitation per year.

What is the hottest day ever recorded in Boutilimitt?

The hottest day measured in Boutilimitt between 1940 and 2025 was 10 June 2025, reaching 46.3 °C.

What is the coldest day in Boutilimitt?

The coldest day measured in Boutilimitt between 1940 and 2025 was 11 January 1965, at 8.2 °C.

Does it snow in Boutilimitt?

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

Has the climate of Boutilimitt warmed?

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

What is the wettest day in Boutilimitt?

The wettest day measured in Boutilimitt between 1940 and 2025 was 29 August 1950, with 92 mm of rain in 24 hours.

What was the windiest day in Boutilimitt?

The windiest day measured in Boutilimitt between 1940 and 2025 was 26 June 1989, with winds reaching 49.0 km/h.

What is the warmest month in Boutilimitt?

The warmest month in Boutilimitt is June (32.5 °C on average); the coldest is January (21.9 °C).

How much does it rain in Boutilimitt?

Boutilimitt receives on average 91 mm of precipitation per year, spread over about 16 rainy days.

Is it sunny in Boutilimitt?

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

Are there tropical nights in Boutilimitt?

Yes: Boutilimitt has on average 252 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Boutilimitt?

In Boutilimitt, between 1940 and 2025, the highest apparent temperature reached 46.6 °C on 20 June 2014, and the lowest was 2.7 °C on 8 January 1947.

Compare Boutilimitt with another city

Pick a second city: its normals will be set against these, indicator by indicator.

Nearby cities

The climate around Boutilimitt

Other cities — Mauritania

All cities in Mauritania →