’Aïn el Hammam climate — normals and trends
’Aïn el Hammam (Algeria) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.5 °C and it receives 681 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 (25.8 °C on average) and the coldest is January (6.7 °C). Rainfall peaks in March.
’Aïn el Hammam averages 19 frost days, 78 hot days (≥ 30 °C) and 104 rainy days per year.
’Aïn el Hammam has warmed by +2.9 °C between 1940 and 2025, or +0.34 °C per decade. This trend is statistically significant.
The number of frost days there went from about 31 to 7 per year over the period.
The hottest day of the period reached 43.1 °C (on 23 July 2023) and the coldest -13.5 °C (on 21 February 1956).
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 el HammamTizi Ouzou Province
- coords
- 36.56°, 4.31°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.5°C
Average daily high
21.7°C
Average daily low
9.7°C
Annual rainfall
681mm
Sunshine / day
10.6h
Mean relative humidity
70%
Average peak wind
10.0km/h
Seasonal range
19.1°C
Frost days (< 0 °C)
19 d/yr
Hot days (≥ 30 °C)
78 d/yr
Rainy days (≥ 1 mm)
104 d/yr
Annual snowfall
13.2 cm
Average feels-like high
21.3 °C
Average feels-like low
8.6 °C
Average peak gust
35.4 km/h
Tropical nights (≥ 20 °C)
25 d/yr
Solar radiation
17.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.3 °C per decade · r² = 0.66 · 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
43.1 °C
23 July 2023
Coldest day
-13.5 °C
21 February 1956
Wettest day
90 mm
5 October 1957
Windiest day
29.8 km/h
8 February 1996
Strongest gust
113.8 km/h
30 December 2000
Hottest feels-like
44.5 °C
27 July 2013
Coldest feels-like
-18.2 °C
21 February 1956
Snowiest day
19.6 cm
3 February 2012
Sunniest day
14.0 h
21 June 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 | 14.2 °C | +2.2 °C | 124 mm | +40 mm |
| Feb | 15.8 °C | +2.5 °C | 37 mm | -39 mm |
| Mar | 17.8 °C | +1.7 °C | 60 mm | -24 mm |
| Apr | 21.3 °C | +2.4 °C | 73 mm | -8 mm |
| May | 24.2 °C | +0.9 °C | 92 mm | +35 mm |
| Jun | 33.0 °C | +4.4 °C | 4 mm | -19 mm |
| Jul | 33.7 °C | +0.7 °C | 18 mm | +11 mm |
| Aug | 33.9 °C | +0.8 °C | 3 mm | -12 mm |
| Sep | 30.0 °C | +1.3 °C | 70 mm | +25 mm |
| Oct | 25.1 °C | +2.0 °C | 48 mm | -9 mm |
| Nov | 17.9 °C | +0.9 °C | 78 mm | +11 mm |
| Dec | 14.3 °C | +1.4 °C | 54 mm | -30 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 el Hammam?
’Aïn el Hammam has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.5 °C and it receives 681 mm of precipitation per year.
What is the hottest day ever recorded in ’Aïn el Hammam?
The hottest day measured in ’Aïn el Hammam between 1940 and 2025 was 23 July 2023, reaching 43.1 °C.
What is the coldest day in ’Aïn el Hammam?
The coldest day measured in ’Aïn el Hammam between 1940 and 2025 was 21 February 1956, at -13.5 °C.
Does it snow in ’Aïn el Hammam?
Yes. ’Aïn el Hammam gets on average 13.2 cm of snow per year and has around 19 frost days.
Has the climate of ’Aïn el Hammam warmed?
Yes: ’Aïn el Hammam warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in ’Aïn el Hammam?
The wettest day measured in ’Aïn el Hammam between 1940 and 2025 was 5 October 1957, with 90 mm of rain in 24 hours.
What was the windiest day in ’Aïn el Hammam?
The windiest day measured in ’Aïn el Hammam between 1940 and 2025 was 8 February 1996, with winds reaching 29.8 km/h.
What is the warmest month in ’Aïn el Hammam?
The warmest month in ’Aïn el Hammam is July (25.8 °C on average); the coldest is January (6.7 °C).
How much does it rain in ’Aïn el Hammam?
’Aïn el Hammam receives on average 681 mm of precipitation per year, spread over about 104 rainy days.
Is it sunny in ’Aïn el Hammam?
’Aïn el Hammam 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 ’Aïn el Hammam?
The heaviest 24-hour snowfall measured in ’Aïn el Hammam between 1940 and 2025 was 3 February 2012, with 19.6 cm.
Are there tropical nights in ’Aïn el Hammam?
Yes: ’Aïn el Hammam has on average 25 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in ’Aïn el Hammam?
In ’Aïn el Hammam, between 1940 and 2025, the highest apparent temperature reached 44.5 °C on 27 July 2013, and the lowest was -18.2 °C on 21 February 1956.
Compare ’Aïn el Hammam with another city
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Nearby cities
The climate around ’Aïn el Hammam