El Attaf climate — normals and trends
El Attaf (Algeria) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 17.2 °C and it receives 480 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 (27.1 °C on average) and the coldest is January (8.9 °C). Rainfall peaks in January.
El Attaf averages 4 frost days, 90 hot days (≥ 30 °C) and 79 rainy days per year.
El Attaf has warmed by +2.4 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.
The number of frost days there went from about 7 to 1 per year over the period.
The hottest day of the period reached 44.2 °C (on 23 July 2023) and the coldest -12.8 °C (on 27 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
El AttafAïn Defla Province
- coords
- 36.22°, 1.67°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.2°C
Average daily high
22.9°C
Average daily low
12.0°C
Annual rainfall
480mm
Sunshine / day
10.6h
Mean relative humidity
65%
Average peak wind
13.7km/h
Seasonal range
18.2°C
Frost days (< 0 °C)
4 d/yr
Hot days (≥ 30 °C)
90 d/yr
Rainy days (≥ 1 mm)
79 d/yr
Annual snowfall
3.0 cm
Average feels-like high
22.1 °C
Average feels-like low
10.9 °C
Average peak gust
36.8 km/h
Tropical nights (≥ 20 °C)
51 d/yr
Solar radiation
18.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °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).
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
44.2 °C
23 July 2023
Coldest day
-12.8 °C
27 January 2005
Wettest day
85 mm
14 January 1961
Windiest day
40.4 km/h
10 January 1987
Strongest gust
115.2 km/h
1 December 1959
Hottest feels-like
45.3 °C
1 August 2001
Coldest feels-like
-17.3 °C
27 January 2005
Snowiest day
15.8 cm
21 December 1979
Sunniest day
14.0 h
26 May 1940
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 | 15.5 °C | +1.9 °C | 72 mm | +6 mm |
| Feb | 17.6 °C | +2.7 °C | 39 mm | -19 mm |
| Mar | 19.3 °C | +1.8 °C | 54 mm | -3 mm |
| Apr | 23.4 °C | +3.3 °C | 32 mm | -23 mm |
| May | 26.2 °C | +1.8 °C | 61 mm | +22 mm |
| Jun | 34.8 °C | +5.3 °C | 2 mm | -9 mm |
| Jul | 35.0 °C | +1.1 °C | 2 mm | -2 mm |
| Aug | 35.6 °C | +1.6 °C | 2 mm | -4 mm |
| Sep | 31.6 °C | +2.0 °C | 16 mm | -6 mm |
| Oct | 26.8 °C | +2.7 °C | 20 mm | -23 mm |
| Nov | 20.0 °C | +1.7 °C | 29 mm | -28 mm |
| Dec | 15.6 °C | +1.1 °C | 66 mm | +4 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 El Attaf?
El Attaf has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 17.2 °C and it receives 480 mm of precipitation per year.
What is the hottest day ever recorded in El Attaf?
The hottest day measured in El Attaf between 1940 and 2025 was 23 July 2023, reaching 44.2 °C.
What is the coldest day in El Attaf?
The coldest day measured in El Attaf between 1940 and 2025 was 27 January 2005, at -12.8 °C.
Does it snow in El Attaf?
Yes. El Attaf gets on average 3.0 cm of snow per year and has around 4 frost days.
Has the climate of El Attaf warmed?
Yes: El Attaf warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in El Attaf?
The wettest day measured in El Attaf between 1940 and 2025 was 14 January 1961, with 85 mm of rain in 24 hours.
What was the windiest day in El Attaf?
The windiest day measured in El Attaf between 1940 and 2025 was 10 January 1987, with winds reaching 40.4 km/h.
What is the warmest month in El Attaf?
The warmest month in El Attaf is August (27.1 °C on average); the coldest is January (8.9 °C).
How much does it rain in El Attaf?
El Attaf receives on average 480 mm of precipitation per year, spread over about 79 rainy days.
Is it sunny in El Attaf?
El Attaf gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in El Attaf?
The heaviest 24-hour snowfall measured in El Attaf between 1940 and 2025 was 21 December 1979, with 15.8 cm.
Are there tropical nights in El Attaf?
Yes: El Attaf has on average 51 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in El Attaf?
In El Attaf, between 1940 and 2025, the highest apparent temperature reached 45.3 °C on 1 August 2001, and the lowest was -17.3 °C on 27 January 2005.
Compare El Attaf with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around El Attaf