’Aïn Azel climate — normals and trends
’Aïn Azel (Algeria) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 15.2 °C and it receives 304 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 (26.7 °C on average) and the coldest is January (5.5 °C). Rainfall peaks in April.
’Aïn Azel averages 18 frost days, 77 hot days (≥ 30 °C) and 68 rainy days per year.
’Aïn Azel has warmed by +3.0 °C between 1940 and 2025, or +0.35 °C per decade. This trend is statistically significant.
The number of frost days there went from about 32 to 4 per year over the period.
The hottest day of the period reached 41.4 °C (on 29 July 2023) and the coldest -9.9 °C (on 7 January 1954).
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
’Aïn AzelSétif Province
- coords
- 35.82°, 5.51°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.2°C
Average daily high
20.7°C
Average daily low
10.1°C
Annual rainfall
304mm
Sunshine / day
10.8h
Mean relative humidity
60%
Average peak wind
14.9km/h
Seasonal range
21.2°C
Frost days (< 0 °C)
18 d/yr
Hot days (≥ 30 °C)
77 d/yr
Rainy days (≥ 1 mm)
68 d/yr
Annual snowfall
11.4 cm
Average feels-like high
18.8 °C
Average feels-like low
8.3 °C
Average peak gust
37.7 km/h
Tropical nights (≥ 20 °C)
41 d/yr
Solar radiation
18.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.0 °C
since 1940
+0.4 °C per decade · r² = 0.71 · 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).
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
41.4 °C
29 July 2023
Coldest day
-9.9 °C
7 January 1954
Wettest day
49 mm
6 May 2021
Windiest day
42.5 km/h
7 November 1962
Strongest gust
97.6 km/h
12 December 1957
Hottest feels-like
42.6 °C
30 July 2023
Coldest feels-like
-14.1 °C
7 January 1954
Snowiest day
15.1 cm
12 December 1967
Sunniest day
13.9 h
27 June 1948
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?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 12.1 °C | +2.0 °C | 37 mm | +10 mm |
| Feb | 14.0 °C | +2.3 °C | 12 mm | -13 mm |
| Mar | 17.4 °C | +2.4 °C | 22 mm | -12 mm |
| Apr | 20.7 °C | +2.0 °C | 51 mm | +15 mm |
| May | 25.4 °C | +1.6 °C | 47 mm | +13 mm |
| Jun | 33.2 °C | +3.6 °C | 4 mm | -14 mm |
| Jul | 34.6 °C | +1.2 °C | 10 mm | +2 mm |
| Aug | 33.7 °C | +1.1 °C | 11 mm | -2 mm |
| Sep | 28.9 °C | +1.7 °C | 46 mm | +18 mm |
| Oct | 22.6 °C | +1.5 °C | 13 mm | -14 mm |
| Nov | 15.5 °C | +0.6 °C | 12 mm | -15 mm |
| Dec | 11.9 °C | +1.1 °C | 43 mm | +15 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of ’Aïn Azel?
’Aïn Azel has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 15.2 °C and it receives 304 mm of precipitation per year.
What is the hottest day ever recorded in ’Aïn Azel?
The hottest day measured in ’Aïn Azel between 1940 and 2025 was 29 July 2023, reaching 41.4 °C.
What is the coldest day in ’Aïn Azel?
The coldest day measured in ’Aïn Azel between 1940 and 2025 was 7 January 1954, at -9.9 °C.
Does it snow in ’Aïn Azel?
Yes. ’Aïn Azel gets on average 11.4 cm of snow per year and has around 18 frost days.
Has the climate of ’Aïn Azel warmed?
Yes: ’Aïn Azel warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in ’Aïn Azel?
The wettest day measured in ’Aïn Azel between 1940 and 2025 was 6 May 2021, with 49 mm of rain in 24 hours.
What was the windiest day in ’Aïn Azel?
The windiest day measured in ’Aïn Azel between 1940 and 2025 was 7 November 1962, with winds reaching 42.5 km/h.
What is the warmest month in ’Aïn Azel?
The warmest month in ’Aïn Azel is July (26.7 °C on average); the coldest is January (5.5 °C).
How much does it rain in ’Aïn Azel?
’Aïn Azel receives on average 304 mm of precipitation per year, spread over about 68 rainy days.
Is it sunny in ’Aïn Azel?
’Aïn Azel gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
What is the biggest single-day snowfall in ’Aïn Azel?
The heaviest 24-hour snowfall measured in ’Aïn Azel between 1940 and 2025 was 12 December 1967, with 15.1 cm.
Are there tropical nights in ’Aïn Azel?
Yes: ’Aïn Azel has on average 41 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in ’Aïn Azel?
In ’Aïn Azel, between 1940 and 2025, the highest apparent temperature reached 42.6 °C on 30 July 2023, and the lowest was -14.1 °C on 7 January 1954.
Compare ’Aïn Azel with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around ’Aïn Azel