Chelghoum el Aïd climate — normals and trends
Chelghoum el Aïd (Algeria) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 15.6 °C and it receives 413 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 (26.0 °C on average) and the coldest is January (6.9 °C). Rainfall peaks in April.
Chelghoum el Aïd averages 15 frost days, 81 hot days (≥ 30 °C) and 87 rainy days per year.
Chelghoum el Aïd has warmed by +3.0 °C between 1940 and 2025, or +0.36 °C per decade. This trend is statistically significant.
The number of frost days there went from about 26 to 4 per year over the period.
The hottest day of the period reached 43.0 °C (on 4 July 2018) and the coldest -12.2 °C (on 2 February 1999).
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
Chelghoum el AïdMila Province
- coords
- 36.16°, 6.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.6°C
Average daily high
21.8°C
Average daily low
10.1°C
Annual rainfall
413mm
Sunshine / day
10.3h
Mean relative humidity
66%
Average peak wind
13.5km/h
Seasonal range
19.1°C
Frost days (< 0 °C)
15 d/yr
Hot days (≥ 30 °C)
81 d/yr
Rainy days (≥ 1 mm)
87 d/yr
Annual snowfall
7.8 cm
Average feels-like high
20.6 °C
Average feels-like low
8.8 °C
Average peak gust
34.6 km/h
Tropical nights (≥ 20 °C)
27 d/yr
Solar radiation
17.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.0 °C
since 1940
+0.4 °C per decade · r² = 0.73 · 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
43.0 °C
4 July 2018
Coldest day
-12.2 °C
2 February 1999
Wettest day
58 mm
28 November 1967
Windiest day
37.0 km/h
4 April 2002
Strongest gust
104.4 km/h
2 February 1956
Hottest feels-like
44.0 °C
27 July 2005
Coldest feels-like
-16.6 °C
2 February 1999
Snowiest day
14.3 cm
1 February 2003
Sunniest day
14.0 h
24 June 2019
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 | 14.0 °C | +2.1 °C | 76 mm | +35 mm |
| Feb | 15.3 °C | +2.0 °C | 23 mm | -18 mm |
| Mar | 18.8 °C | +2.8 °C | 37 mm | -12 mm |
| Apr | 21.4 °C | +2.2 °C | 64 mm | +15 mm |
| May | 24.5 °C | +0.6 °C | 74 mm | +30 mm |
| Jun | 33.2 °C | +3.9 °C | 6 mm | -15 mm |
| Jul | 34.5 °C | +1.1 °C | 6 mm | -3 mm |
| Aug | 33.9 °C | +0.8 °C | 7 mm | -10 mm |
| Sep | 30.2 °C | +1.8 °C | 46 mm | +14 mm |
| Oct | 24.4 °C | +1.5 °C | 21 mm | -13 mm |
| Nov | 17.8 °C | +0.9 °C | 33 mm | -3 mm |
| Dec | 13.8 °C | +1.0 °C | 40 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 Chelghoum el Aïd?
Chelghoum el Aïd has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 15.6 °C and it receives 413 mm of precipitation per year.
What is the hottest day ever recorded in Chelghoum el Aïd?
The hottest day measured in Chelghoum el Aïd between 1940 and 2025 was 4 July 2018, reaching 43.0 °C.
What is the coldest day in Chelghoum el Aïd?
The coldest day measured in Chelghoum el Aïd between 1940 and 2025 was 2 February 1999, at -12.2 °C.
Does it snow in Chelghoum el Aïd?
Yes. Chelghoum el Aïd gets on average 7.8 cm of snow per year and has around 15 frost days.
Has the climate of Chelghoum el Aïd warmed?
Yes: Chelghoum el Aïd warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chelghoum el Aïd?
The wettest day measured in Chelghoum el Aïd between 1940 and 2025 was 28 November 1967, with 58 mm of rain in 24 hours.
What was the windiest day in Chelghoum el Aïd?
The windiest day measured in Chelghoum el Aïd between 1940 and 2025 was 4 April 2002, with winds reaching 37.0 km/h.
What is the warmest month in Chelghoum el Aïd?
The warmest month in Chelghoum el Aïd is July (26.0 °C on average); the coldest is January (6.9 °C).
How much does it rain in Chelghoum el Aïd?
Chelghoum el Aïd receives on average 413 mm of precipitation per year, spread over about 87 rainy days.
Is it sunny in Chelghoum el Aïd?
Chelghoum el Aïd gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
What is the biggest single-day snowfall in Chelghoum el Aïd?
The heaviest 24-hour snowfall measured in Chelghoum el Aïd between 1940 and 2025 was 1 February 2003, with 14.3 cm.
Are there tropical nights in Chelghoum el Aïd?
Yes: Chelghoum el Aïd has on average 27 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chelghoum el Aïd?
In Chelghoum el Aïd, between 1940 and 2025, the highest apparent temperature reached 44.0 °C on 27 July 2005, and the lowest was -16.6 °C on 2 February 1999.
Compare Chelghoum el Aïd with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chelghoum el Aïd