Ait Yazza climate — normals and trends
Ait Yazza has a hot semi-arid climate, averaging 20.9 °C annually with 245 mm of rain per year.
Climate normals · ERA5
Ait YazzaSouss-Massa
- coords
- 30.50°, -8.80°
- period
- 1940–2025 · 86 yrs
The normals for this period
The average of every indicator across the whole window: temperature, water, sky, wind and notable days.
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?
What the yearly averages say about warming here, and whether the slope is statistically solid.
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.55 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
Climate month by month
How an average year unfolds: when it rains, when it turns hot, when the sun is out.
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
The most extreme days ever measured here, then the year-by-year detail.
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
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and compare it with the normal: warmer, drier, more extreme?
Across the whole year
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
What was the weather like that day?
The weather actually measured on a given date, anywhere in the covered window.
Climate at a glance
What these normals say about the place, in a few sentences, and the notions needed to read them.
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.
Compare Ait Yazza with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ait Yazza
Other cities — Morocco
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.
These forecasts and records come from our own weather API. Developer documentation →