Tan-Tan climate — normals and trends

Q: What is the climate of Tan-Tan?

Tan-Tan has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 19.5 °C and it receives 85 mm of precipitation per year.

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

The hottest day measured in Tan-Tan between 1940 and 2025 was 18 July 1941, reaching 49.2 °C.

Q: What is the coldest day in Tan-Tan?

The coldest day measured in Tan-Tan between 1940 and 2025 was 28 December 1947, at 0.4 °C.

Q: Does it snow in Tan-Tan?

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

Q: Has the climate of Tan-Tan warmed?

Yes: Tan-Tan warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Tan-Tan?

The wettest day measured in Tan-Tan between 1940 and 2025 was 26 February 2009, with 65 mm of rain in 24 hours.

Q: What was the windiest day in Tan-Tan?

The windiest day measured in Tan-Tan between 1940 and 2025 was 16 February 2014, with winds reaching 60.5 km/h.

Q: What is the warmest month in Tan-Tan?

The warmest month in Tan-Tan is August (23.4 °C on average); the coldest is January (15.2 °C).

Q: How much does it rain in Tan-Tan?

Tan-Tan receives on average 85 mm of precipitation per year, spread over about 18 rainy days.

Q: Is it sunny in Tan-Tan?

Tan-Tan gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.

Tan-Tan (Morocco) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 19.5 °C and it receives 85 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 August (23.4 °C on average) and the coldest is January (15.2 °C). Rainfall peaks in December.

Tan-Tan averages 0 frost days, 52 hot days (≥ 30 °C) and 18 rainy days per year.

Tan-Tan has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.

The hottest day of the period reached 49.2 °C (on 18 July 1941) and the coldest 0.4 °C (on 28 December 1947).

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

Tan-TanGuelmim-Oued Noun

coords: 28.44°, -11.10°
period: 1940–2025 · 86 yrs

BWhHot desertWarmest monthAugustColdest monthJanuaryWettest monthDecemberDriest monthJuly

Mean daily temperature

19.5°C

Average daily high

25.0°C

Average daily low

15.3°C

Annual rainfall

85mm

Sunshine / day

10.8h

Mean relative humidity

68%

Average peak wind

25.7km/h

Seasonal range

8.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

52 d/yr

Rainy days (≥ 1 mm)

18 d/yr

Annual snowfall

0.0 cm

Average feels-like high

23.5 °C

Average feels-like low

14.2 °C

Average peak gust

43.3 km/h

Tropical nights (≥ 20 °C)

22 d/yr

Solar radiation

20.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.0 °C

since 1940

+0.1 °C per decade · r² = 0.29 · 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

49.2 °C

18 July 1941

Coldest day

0.4 °C

28 December 1947

Wettest day

65 mm

26 February 2009

Windiest day

60.5 km/h

16 February 2014

Strongest gust

95.8 km/h

18 February 1950

Hottest feels-like

48.6 °C

2 July 1970

Coldest feels-like

-4.6 °C

5 January 1948

Sunniest day

13.4 h

26 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	47.3 °C9 August 2025	6.9 °C16 January 2025	20.2 °C	40 mm	53
2024	39.9 °C11 April 2024	8.7 °C31 December 2024	20.7 °C	37 mm	55
2023	49.1 °C11 August 2023	6.7 °C3 February 2023	21.0 °C	64 mm	81
2022	42.4 °C10 July 2022	8.8 °C21 February 2022	20.8 °C	57 mm	75
2021	46.3 °C16 August 2021	5.8 °C17 January 2021	19.7 °C	36 mm	43
2020	45.5 °C6 July 2020	6.9 °C12 January 2020	20.3 °C	40 mm	65
2019	43.9 °C30 September 2019	6.0 °C9 January 2019	19.5 °C	34 mm	40
2018	39.5 °C23 September 2018	5.9 °C29 January 2018	19.2 °C	96 mm	37
2017	48.3 °C7 August 2017	5.4 °C24 December 2017	20.4 °C	47 mm	77
2016	45.9 °C5 August 2016	8.3 °C21 February 2016	19.9 °C	73 mm	51
2015	45.7 °C13 May 2015	6.0 °C5 January 2015	19.9 °C	66 mm	47
2014	38.0 °C21 October 2014	6.2 °C2 January 2014	19.4 °C	162 mm	39
2013	47.0 °C15 August 2013	6.6 °C13 January 2013	19.8 °C	34 mm	49
2012	46.5 °C21 July 2012	6.1 °C21 January 2012	20.1 °C	69 mm	65
2011	45.7 °C21 June 2011	6.2 °C31 December 2011	20.1 °C	91 mm	57
2010	44.6 °C12 August 2010	7.2 °C10 January 2010	20.8 °C	87 mm	72
2009	49.1 °C29 July 2009	5.7 °C12 January 2009	20.3 °C	143 mm	64
2008	43.0 °C27 June 2008	5.5 °C19 December 2008	19.8 °C	96 mm	43
2007	48.0 °C28 July 2007	4.7 °C3 January 2007	19.6 °C	81 mm	42
2006	42.0 °C2 September 2006	4.8 °C1 February 2006	19.9 °C	78 mm	46
2005	43.5 °C4 September 2005	2.4 °C29 January 2005	19.5 °C	108 mm	41
2004	46.9 °C24 July 2004	7.6 °C17 November 2004	20.1 °C	57 mm	52
2003	43.1 °C21 May 2003	5.3 °C18 January 2003	19.9 °C	60 mm	53
2002	40.9 °C29 July 2002	6.9 °C23 January 2002	19.8 °C	95 mm	43
2001	39.5 °C5 August 2001	7.1 °C5 February 2001	20.0 °C	16 mm	38
2000	39.7 °C2 August 2000	4.6 °C6 January 2000	19.5 °C	25 mm	43
1999	39.4 °C28 August 1999	5.8 °C18 December 1999	19.0 °C	123 mm	22
1998	43.3 °C22 June 1998	5.8 °C12 December 1998	20.1 °C	53 mm	55
1997	38.5 °C29 April 1997	7.3 °C7 January 1997	20.1 °C	91 mm	28
1996	40.3 °C24 May 1996	6.7 °C3 March 1996	19.5 °C	205 mm	34
1995	42.1 °C28 July 1995	5.7 °C11 January 1995	20.0 °C	64 mm	58
1994	46.8 °C5 July 1994	5.9 °C25 January 1994	19.6 °C	31 mm	48
1993	40.2 °C10 August 1993	4.1 °C11 January 1993	18.7 °C	55 mm	20
1992	42.4 °C15 September 1992	4.3 °C25 January 1992	19.2 °C	34 mm	33
1991	42.0 °C22 May 1991	6.0 °C23 December 1991	18.7 °C	122 mm	43
1990	44.3 °C27 August 1990	6.2 °C15 January 1990	19.7 °C	64 mm	52
1989	40.8 °C24 August 1989	5.4 °C15 January 1989	19.8 °C	128 mm	65
1988	48.5 °C1 August 1988	7.2 °C12 December 1988	19.4 °C	127 mm	51
1987	44.3 °C11 September 1987	4.0 °C4 January 1987	20.1 °C	82 mm	46
1986	47.2 °C22 August 1986	5.7 °C27 December 1986	18.7 °C	75 mm	32
1985	43.9 °C15 August 1985	4.7 °C17 January 1985	19.6 °C	106 mm	60
1984	42.8 °C25 July 1984	6.0 °C14 January 1984	19.1 °C	73 mm	56
1983	42.2 °C5 September 1983	4.6 °C2 January 1983	20.2 °C	56 mm	60
1982	43.8 °C26 July 1982	3.7 °C26 December 1982	18.9 °C	64 mm	24
1981	42.8 °C19 August 1981	3.5 °C16 January 1981	19.5 °C	70 mm	38
1980	47.1 °C6 August 1980	5.7 °C31 December 1980	19.8 °C	77 mm	70
1979	46.8 °C29 July 1979	3.2 °C25 December 1979	19.1 °C	106 mm	22
1978	46.1 °C17 July 1978	7.1 °C24 December 1978	19.3 °C	81 mm	45
1977	37.4 °C29 September 1977	6.5 °C8 January 1977	19.2 °C	92 mm	41
1976	46.0 °C9 August 1976	4.6 °C30 January 1976	19.0 °C	96 mm	26
1975	44.0 °C14 July 1975	6.3 °C29 January 1975	19.4 °C	51 mm	67
1974	46.4 °C6 August 1974	5.3 °C5 January 1974	18.7 °C	76 mm	53
1973	41.1 °C13 August 1973	5.2 °C1 January 1973	19.3 °C	70 mm	59
1972	36.1 °C29 May 1972	4.9 °C25 December 1972	17.9 °C	163 mm	15
1971	39.9 °C13 October 1971	6.0 °C2 February 1971	18.8 °C	121 mm	45
1970	47.2 °C2 July 1970	6.4 °C19 December 1970	19.8 °C	83 mm	69
1969	44.8 °C25 July 1969	3.1 °C4 December 1969	19.6 °C	147 mm	41
1968	43.9 °C29 June 1968	4.8 °C5 January 1968	18.9 °C	125 mm	49
1967	45.8 °C18 July 1967	4.2 °C14 December 1967	19.1 °C	142 mm	57
1966	47.1 °C17 August 1966	5.7 °C3 January 1966	19.6 °C	74 mm	61
1965	40.5 °C8 May 1965	3.9 °C9 January 1965	19.1 °C	131 mm	44
1964	40.5 °C15 May 1964	4.9 °C26 January 1964	19.4 °C	112 mm	80
1963	40.9 °C27 September 1963	5.3 °C25 December 1963	19.0 °C	136 mm	46
1962	45.5 °C11 August 1962	6.5 °C3 February 1962	19.7 °C	118 mm	65
1961	46.3 °C11 July 1961	2.1 °C28 January 1961	20.2 °C	53 mm	75
1960	40.7 °C14 September 1960	4.0 °C5 February 1960	19.1 °C	132 mm	47
1959	42.6 °C17 August 1959	5.5 °C4 January 1959	18.7 °C	70 mm	22
1958	45.2 °C14 August 1958	4.9 °C18 January 1958	19.6 °C	67 mm	56
1957	45.5 °C10 July 1957	2.2 °C23 January 1957	18.8 °C	113 mm	47
1956	45.3 °C2 August 1956	4.9 °C10 December 1956	18.9 °C	122 mm	55
1955	42.2 °C10 May 1955	6.3 °C25 December 1955	19.9 °C	100 mm	60
1954	45.9 °C24 July 1954	4.3 °C8 January 1954	18.6 °C	165 mm	67
1953	47.6 °C20 July 1953	4.7 °C23 February 1953	19.1 °C	200 mm	45
1952	45.8 °C11 July 1952	3.7 °C11 January 1952	19.2 °C	55 mm	57
1951	39.0 °C15 September 1951	4.8 °C17 January 1951	18.7 °C	113 mm	34
1950	39.5 °C11 September 1950	5.1 °C11 December 1950	19.4 °C	45 mm	55
1949	44.2 °C25 August 1949	3.0 °C14 January 1949	19.5 °C	134 mm	64
1948	44.2 °C25 July 1948	0.7 °C5 January 1948	19.3 °C	49 mm	56
1947	44.4 °C3 August 1947	0.4 °C28 December 1947	19.4 °C	82 mm	60
1946	47.3 °C23 July 1946	3.4 °C26 December 1946	19.5 °C	45 mm	70
1945	47.7 °C21 July 1945	1.3 °C25 January 1945	19.9 °C	42 mm	68
1944	48.1 °C31 July 1944	2.0 °C24 January 1944	19.2 °C	76 mm	47
1943	40.8 °C8 August 1943	3.8 °C30 January 1943	19.1 °C	86 mm	79
1942	44.3 °C19 May 1942	3.7 °C5 January 1942	19.7 °C	56 mm	79
1941	49.2 °C18 July 1941	1.6 °C19 January 1941	19.6 °C	71 mm	75
1940	42.1 °C18 August 1940	2.3 °C30 December 1940	18.9 °C	66 mm	71

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

25.9 °C

+0.9 °C

Hot days (≥ 30 °C)

53 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

40 mm

-45 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	22.9 °C	+2.3 °C	1 mm	-11 mm
Feb	24.0 °C	+2.1 °C	1 mm	-11 mm
Mar	23.5 °C	-0.2 °C	6 mm	-4 mm
Apr	24.4 °C	+0.8 °C	3 mm	-3 mm
May	24.9 °C	+0.3 °C	0 mm	-3 mm
Jun	27.1 °C	+1.4 °C	2 mm	+0 mm
Jul	28.3 °C	-0.5 °C	3 mm	+2 mm
Aug	31.2 °C	+1.6 °C	0 mm	-1 mm
Sep	30.0 °C	+1.6 °C	1 mm	-4 mm
Oct	26.8 °C	-0.3 °C	5 mm	-4 mm
Nov	26.4 °C	+2.0 °C	3 mm	-9 mm
Dec	21.0 °C	-0.3 °C	15 mm	+1 mm

The year's extremes

Hottest day

47.3 °C

9 Aug 2025

Coldest day

6.9 °C

16 Jan 2025

Wettest day

3.9 mm

2 Oct 2025

Windiest day

45.3 km/h

30 Jan 2025

Strongest gust

71.6 km/h

30 Jan 2025

Hottest feels-like

46.1 °C

9 Aug 2025

Coldest feels-like

2.7 °C

16 Jan 2025

Sunniest day

13.2 h

16 Jul 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 Tan-Tan?

Tan-Tan has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 19.5 °C and it receives 85 mm of precipitation per year.

What is the hottest day ever recorded in Tan-Tan?

The hottest day measured in Tan-Tan between 1940 and 2025 was 18 July 1941, reaching 49.2 °C.

What is the coldest day in Tan-Tan?

The coldest day measured in Tan-Tan between 1940 and 2025 was 28 December 1947, at 0.4 °C.

Does it snow in Tan-Tan?

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

Has the climate of Tan-Tan warmed?

Yes: Tan-Tan warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Tan-Tan?

The wettest day measured in Tan-Tan between 1940 and 2025 was 26 February 2009, with 65 mm of rain in 24 hours.

What was the windiest day in Tan-Tan?

The windiest day measured in Tan-Tan between 1940 and 2025 was 16 February 2014, with winds reaching 60.5 km/h.

What is the warmest month in Tan-Tan?

The warmest month in Tan-Tan is August (23.4 °C on average); the coldest is January (15.2 °C).

How much does it rain in Tan-Tan?

Tan-Tan receives on average 85 mm of precipitation per year, spread over about 18 rainy days.

Is it sunny in Tan-Tan?

Tan-Tan gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.

Are there tropical nights in Tan-Tan?

Yes: Tan-Tan has on average 22 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Tan-Tan?

In Tan-Tan, between 1940 and 2025, the highest apparent temperature reached 48.6 °C on 2 July 1970, and the lowest was -4.6 °C on 5 January 1948.

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