Ait Yazza climate — normals and trends

Q: What is the climate of Ait Yazza?

Ait Yazza has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 20.9 °C and it receives 245 mm of precipitation per year.

Q: What is the hottest day ever recorded in Ait Yazza?

The hottest day measured in Ait Yazza between 1940 and 2025 was 12 July 2023, reaching 47.3 °C.

Q: What is the coldest day in Ait Yazza?

The coldest day measured in Ait Yazza between 1940 and 2025 was 29 January 2005, at -0.4 °C.

Q: Does it snow in Ait Yazza?

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

Q: Has the climate of Ait Yazza warmed?

Yes: Ait Yazza warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Ait Yazza?

The wettest day measured in Ait Yazza between 1940 and 2025 was 28 November 2014, with 107 mm of rain in 24 hours.

Q: What was the windiest day in Ait Yazza?

The windiest day measured in Ait Yazza between 1940 and 2025 was 30 November 1947, with winds reaching 39.8 km/h.

Q: What is the warmest month in Ait Yazza?

The warmest month in Ait Yazza is July (30.1 °C on average); the coldest is January (13.3 °C).

Q: How much does it rain in Ait Yazza?

Ait Yazza receives on average 245 mm of precipitation per year, spread over about 46 rainy days.

Q: Is it sunny in Ait Yazza?

Ait Yazza gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.

Ait Yazza (Morocco) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 20.9 °C and it receives 245 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 July (30.1 °C on average) and the coldest is January (13.3 °C). Rainfall peaks in December.

Ait Yazza averages 0 frost days, 133 hot days (≥ 30 °C) and 46 rainy days per year.

Ait Yazza has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.

The hottest day of the period reached 47.3 °C (on 12 July 2023) and the coldest -0.4 °C (on 29 January 2005).

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

Ait YazzaSouss-Massa

coords: 30.50°, -8.80°
period: 1940–2025 · 86 yrs

BShHot semi-aridWarmest monthJulyColdest monthJanuaryWettest monthDecemberDriest monthJuly

Mean daily temperature

20.9°C

Average daily high

27.4°C

Average daily low

15.4°C

Annual rainfall

245mm

Sunshine / day

11.1h

Mean relative humidity

50%

Average peak wind

17.5km/h

Seasonal range

16.8°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

133 d/yr

Rainy days (≥ 1 mm)

46 d/yr

Annual snowfall

0.0 cm

Average feels-like high

26.1 °C

Average feels-like low

13.7 °C

Average peak gust

38.9 km/h

Tropical nights (≥ 20 °C)

86 d/yr

Solar radiation

20.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.5 °C

since 1940

+0.3 °C per decade · r² = 0.55 · 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

47.3 °C

12 July 2023

Coldest day

-0.4 °C

29 January 2005

Wettest day

107 mm

28 November 2014

Windiest day

39.8 km/h

30 November 1947

Strongest gust

85.7 km/h

30 November 1947

Hottest feels-like

47.6 °C

23 July 1998

Coldest feels-like

-3.6 °C

29 January 2005

Snowiest day

0.6 cm

19 February 1991

Sunniest day

13.3 h

26 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	45.3 °C16 July 2025	5.6 °C8 February 2025	22.5 °C	211 mm	177	0
2024	46.7 °C3 August 2024	7.6 °C13 December 2024	23.0 °C	116 mm	168	0
2023	47.3 °C12 July 2023	5.7 °C25 January 2023	23.2 °C	122 mm	187	0
2022	46.3 °C9 July 2022	7.8 °C15 March 2022	23.2 °C	166 mm	176	0
2021	46.4 °C15 August 2021	5.0 °C14 January 2021	22.2 °C	183 mm	161	0
2020	47.1 °C6 July 2020	5.8 °C17 January 2020	22.9 °C	112 mm	166	0
2019	44.6 °C15 August 2019	4.2 °C10 January 2019	22.2 °C	123 mm	160	0
2018	42.5 °C2 August 2018	4.1 °C29 January 2018	20.8 °C	264 mm	116	0
2017	45.4 °C7 August 2017	3.5 °C4 January 2017	23.1 °C	138 mm	189	0
2016	44.2 °C13 July 2016	6.1 °C28 December 2016	21.9 °C	244 mm	135	0
2015	43.7 °C21 July 2015	4.5 °C8 February 2015	21.9 °C	109 mm	139	0
2014	42.7 °C25 August 2014	6.3 °C2 January 2014	21.8 °C	402 mm	155	0
2013	44.8 °C15 August 2013	5.2 °C22 December 2013	21.6 °C	244 mm	137	0
2012	45.9 °C16 July 2012	2.1 °C5 February 2012	22.1 °C	229 mm	145	0
2011	43.8 °C30 July 2011	3.8 °C4 February 2011	21.9 °C	251 mm	153	0
2010	45.5 °C10 July 2010	5.7 °C29 January 2010	21.8 °C	506 mm	124	0
2009	46.2 °C30 July 2009	4.2 °C12 January 2009	22.0 °C	350 mm	158	0
2008	44.8 °C29 June 2008	4.0 °C18 December 2008	21.7 °C	176 mm	135	0
2007	45.8 °C29 July 2007	6.1 °C31 December 2007	21.5 °C	121 mm	127	0
2006	43.4 °C10 July 2006	3.8 °C18 January 2006	21.7 °C	216 mm	152	0
2005	46.0 °C21 July 2005	-0.4 °C29 January 2005	21.6 °C	133 mm	156	1
2004	45.0 °C27 July 2004	5.3 °C30 December 2004	21.0 °C	254 mm	142	0
2003	43.5 °C20 July 2003	2.5 °C17 January 2003	22.0 °C	178 mm	156	0
2002	43.3 °C22 June 2002	7.4 °C17 March 2002	21.5 °C	258 mm	166	0
2001	45.5 °C6 August 2001	6.5 °C12 November 2001	22.3 °C	102 mm	159	0
2000	43.2 °C29 July 2000	3.4 °C9 January 2000	21.7 °C	163 mm	148	0
1999	45.0 °C3 July 1999	3.3 °C4 February 1999	21.1 °C	152 mm	156	0
1998	46.2 °C23 July 1998	5.8 °C11 December 1998	21.8 °C	248 mm	133	0
1997	41.4 °C15 August 1997	6.7 °C6 December 1997	20.8 °C	199 mm	107	0
1996	42.5 °C3 August 1996	6.1 °C9 December 1996	20.5 °C	549 mm	136	0
1995	45.6 °C19 July 1995	4.7 °C28 February 1995	21.6 °C	199 mm	127	0
1994	45.6 °C4 July 1994	4.8 °C24 January 1994	21.8 °C	142 mm	135	0
1993	44.9 °C27 July 1993	3.8 °C4 January 1993	19.7 °C	233 mm	97	0
1992	44.0 °C13 August 1992	4.4 °C1 January 1992	20.6 °C	162 mm	111	0
1991	44.0 °C13 July 1991	4.5 °C4 February 1991	20.5 °C	304 mm	129	0
1990	44.4 °C5 July 1990	3.7 °C23 January 1990	21.4 °C	178 mm	123	0
1989	42.8 °C11 July 1989	4.3 °C14 January 1989	20.9 °C	321 mm	119	0
1988	45.5 °C31 July 1988	5.4 °C28 December 1988	20.8 °C	328 mm	113	0
1987	45.9 °C19 August 1987	4.2 °C3 January 1987	21.3 °C	324 mm	135	0
1986	44.2 °C24 August 1986	4.1 °C27 December 1986	20.4 °C	213 mm	119	0
1985	44.7 °C22 August 1985	3.9 °C16 January 1985	21.1 °C	282 mm	133	0
1984	44.2 °C1 August 1984	4.5 °C31 January 1984	20.8 °C	174 mm	133	0
1983	43.6 °C14 July 1983	3.9 °C2 January 1983	21.5 °C	205 mm	139	0
1982	45.3 °C25 July 1982	2.9 °C24 December 1982	20.5 °C	197 mm	111	0
1981	44.0 °C20 July 1981	1.9 °C13 January 1981	21.3 °C	116 mm	130	0
1980	46.1 °C6 August 1980	3.9 °C14 January 1980	21.1 °C	228 mm	135	0
1979	46.8 °C28 July 1979	3.4 °C22 December 1979	20.3 °C	315 mm	107	0
1978	45.0 °C18 July 1978	3.2 °C14 January 1978	20.6 °C	255 mm	110	0
1977	43.7 °C10 August 1977	5.0 °C25 November 1977	20.2 °C	269 mm	117	0
1976	44.2 °C6 August 1976	2.3 °C27 January 1976	19.1 °C	271 mm	88	0
1975	45.3 °C15 July 1975	4.3 °C4 January 1975	20.4 °C	215 mm	114	0
1974	45.8 °C1 July 1974	4.9 °C22 February 1974	20.1 °C	194 mm	110	0
1973	45.1 °C27 July 1973	4.9 °C20 February 1973	20.6 °C	242 mm	128	0
1972	44.8 °C23 July 1972	3.2 °C25 January 1972	18.3 °C	391 mm	78	0
1971	44.3 °C20 July 1971	4.9 °C31 March 1971	19.3 °C	291 mm	111	0
1970	46.0 °C9 August 1970	4.7 °C30 December 1970	20.9 °C	409 mm	131	0
1969	43.6 °C29 July 1969	3.4 °C2 December 1969	19.8 °C	340 mm	106	0
1968	44.2 °C22 July 1968	3.4 °C1 January 1968	20.4 °C	408 mm	142	0
1967	46.1 °C20 July 1967	3.7 °C16 December 1967	20.6 °C	336 mm	126	0
1966	44.3 °C5 August 1966	5.1 °C6 January 1966	20.9 °C	204 mm	132	0
1965	42.9 °C3 August 1965	0.7 °C9 January 1965	20.3 °C	336 mm	130	0
1964	43.8 °C9 July 1964	2.7 °C29 January 1964	20.7 °C	265 mm	155	0
1963	43.9 °C16 July 1963	4.1 °C9 February 1963	19.5 °C	623 mm	117	0
1962	44.3 °C16 July 1962	2.4 °C15 December 1962	20.4 °C	420 mm	127	0
1961	44.6 °C13 July 1961	1.5 °C14 January 1961	21.6 °C	211 mm	145	0
1960	44.7 °C24 August 1960	3.3 °C26 December 1960	20.1 °C	297 mm	121	0
1959	44.2 °C15 August 1959	4.3 °C14 December 1959	20.0 °C	214 mm	122	0
1958	43.9 °C27 July 1958	4.6 °C29 December 1958	20.7 °C	182 mm	131	0
1957	44.7 °C21 July 1957	1.0 °C17 January 1957	19.8 °C	331 mm	113	0
1956	44.6 °C5 July 1956	1.0 °C2 January 1956	19.5 °C	355 mm	132	0
1955	43.3 °C6 July 1955	3.4 °C12 March 1955	20.7 °C	320 mm	157	0
1954	43.8 °C17 August 1954	0.0 °C8 February 1954	20.0 °C	251 mm	142	0
1953	44.9 °C20 July 1953	2.7 °C18 February 1953	19.8 °C	281 mm	114	0
1952	43.3 °C12 July 1952	2.0 °C24 January 1952	20.2 °C	167 mm	135	0
1951	43.2 °C28 July 1951	4.6 °C6 February 1951	20.1 °C	232 mm	116	0
1950	44.5 °C17 July 1950	5.0 °C9 December 1950	20.9 °C	106 mm	118	0
1949	43.7 °C19 July 1949	3.7 °C15 January 1949	20.1 °C	224 mm	110	0
1948	44.3 °C23 July 1948	4.3 °C5 January 1948	20.9 °C	153 mm	129	0
1947	43.3 °C3 August 1947	3.5 °C24 December 1947	20.3 °C	339 mm	131	0
1946	44.4 °C11 July 1946	2.6 °C26 December 1946	20.5 °C	130 mm	125	0
1945	42.6 °C21 July 1945	1.6 °C11 January 1945	21.3 °C	131 mm	158	0
1944	44.8 °C29 July 1944	1.6 °C31 December 1944	20.5 °C	129 mm	130	0
1943	42.9 °C12 July 1943	0.8 °C1 January 1943	20.4 °C	222 mm	136	0
1942	44.4 °C30 July 1942	3.0 °C30 December 1942	20.2 °C	320 mm	127	0
1941	44.0 °C19 July 1941	2.8 °C18 January 1941	20.2 °C	263 mm	125	0
1940	43.2 °C25 August 1940	1.3 °C20 December 1940	19.7 °C	282 mm	123	0

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

29.4 °C

+2.0 °C

Hot days (≥ 30 °C)

177 d/yr

+44

Frost days (< 0 °C)

0 d/yr

Annual rainfall

211 mm

-34 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	22.2 °C	+3.1 °C	6 mm	-26 mm
Feb	22.9 °C	+2.0 °C	9 mm	-25 mm
Mar	21.2 °C	-2.2 °C	78 mm	+49 mm
Apr	27.3 °C	+1.8 °C	15 mm	-4 mm
May	30.0 °C	+1.3 °C	2 mm	-10 mm
Jun	37.7 °C	+5.7 °C	1 mm	-6 mm
Jul	39.3 °C	+1.3 °C	0 mm	-1 mm
Aug	40.0 °C	+2.2 °C	1 mm	-0 mm
Sep	35.3 °C	+2.4 °C	0 mm	-6 mm
Oct	31.9 °C	+3.9 °C	0 mm	-24 mm
Nov	26.0 °C	+2.9 °C	20 mm	-18 mm
Dec	18.4 °C	-1.1 °C	78 mm	+35 mm

The year's extremes

Hottest day

45.3 °C

16 Jul 2025

Coldest day

5.6 °C

8 Feb 2025

Wettest day

15.7 mm

27 Dec 2025

Windiest day

29.6 km/h

13 May 2025

Strongest gust

67.3 km/h

13 May 2025

Hottest feels-like

46.3 °C

16 Jul 2025

Coldest feels-like

1.9 °C

8 Feb 2025

Sunniest day

13.2 h

28 Jun 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 Ait Yazza?

Ait Yazza has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 20.9 °C and it receives 245 mm of precipitation per year.

What is the hottest day ever recorded in Ait Yazza?

The hottest day measured in Ait Yazza between 1940 and 2025 was 12 July 2023, reaching 47.3 °C.

What is the coldest day in Ait Yazza?

The coldest day measured in Ait Yazza between 1940 and 2025 was 29 January 2005, at -0.4 °C.

Does it snow in Ait Yazza?

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

Has the climate of Ait Yazza warmed?

Yes: Ait Yazza warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Ait Yazza?

The wettest day measured in Ait Yazza between 1940 and 2025 was 28 November 2014, with 107 mm of rain in 24 hours.

What was the windiest day in Ait Yazza?

The windiest day measured in Ait Yazza between 1940 and 2025 was 30 November 1947, with winds reaching 39.8 km/h.

What is the warmest month in Ait Yazza?

The warmest month in Ait Yazza is July (30.1 °C on average); the coldest is January (13.3 °C).

How much does it rain in Ait Yazza?

Ait Yazza receives on average 245 mm of precipitation per year, spread over about 46 rainy days.

Is it sunny in Ait Yazza?

Ait Yazza gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.

What is the biggest single-day snowfall in Ait Yazza?

The heaviest 24-hour snowfall measured in Ait Yazza between 1940 and 2025 was 19 February 1991, with 0.6 cm.

Are there tropical nights in Ait Yazza?

Yes: Ait Yazza has on average 86 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Ait Yazza?

In Ait Yazza, between 1940 and 2025, the highest apparent temperature reached 47.6 °C on 23 July 1998, and the lowest was -3.6 °C on 29 January 2005.

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