Charef climate — normals and trends
Charef (Algeria) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 15.0 °C and it receives 310 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 (27.5 °C on average) and the coldest is January (5.0 °C). Rainfall peaks in April.
Charef averages 29 frost days, 86 hot days (≥ 30 °C) and 67 rainy days per year.
Charef has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The number of frost days there went from about 42 to 16 per year over the period.
The hottest day of the period reached 41.2 °C (on 5 July 2021) and the coldest -11.5 °C (on 15 December 1967).
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
CharefDjelfa Province
- coords
- 34.62°, 2.80°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.0°C
Average daily high
20.7°C
Average daily low
9.7°C
Annual rainfall
310mm
Sunshine / day
10.9h
Mean relative humidity
55%
Average peak wind
17.4km/h
Seasonal range
22.5°C
Frost days (< 0 °C)
29 d/yr
Hot days (≥ 30 °C)
86 d/yr
Rainy days (≥ 1 mm)
67 d/yr
Annual snowfall
16.7 cm
Average feels-like high
18.3 °C
Average feels-like low
6.8 °C
Average peak gust
40.2 km/h
Tropical nights (≥ 20 °C)
42 d/yr
Solar radiation
19.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.62 · 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
41.2 °C
5 July 2021
Coldest day
-11.5 °C
15 December 1967
Wettest day
59 mm
19 December 1999
Windiest day
50.3 km/h
5 March 2009
Strongest gust
127.1 km/h
5 March 2009
Hottest feels-like
40.9 °C
30 July 2023
Coldest feels-like
-15.3 °C
15 December 1967
Snowiest day
33.4 cm
19 December 1999
Sunniest day
14.0 h
11 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 | 10.9 °C | +1.5 °C | 41 mm | +11 mm |
| Feb | 13.4 °C | +2.0 °C | 9 mm | -15 mm |
| Mar | 16.1 °C | +1.3 °C | 22 mm | -10 mm |
| Apr | 21.0 °C | +2.4 °C | 55 mm | +19 mm |
| May | 25.0 °C | +1.1 °C | 82 mm | +50 mm |
| Jun | 33.9 °C | +3.9 °C | 6 mm | -12 mm |
| Jul | 35.5 °C | +1.3 °C | 8 mm | +1 mm |
| Aug | 34.0 °C | +0.7 °C | 5 mm | -8 mm |
| Sep | 29.1 °C | +1.5 °C | 45 mm | +12 mm |
| Oct | 22.5 °C | +1.7 °C | 50 mm | +16 mm |
| Nov | 15.8 °C | +1.3 °C | 4 mm | -20 mm |
| Dec | 10.4 °C | +0.2 °C | 72 mm | +44 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 Charef?
Charef has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 15.0 °C and it receives 310 mm of precipitation per year.
What is the hottest day ever recorded in Charef?
The hottest day measured in Charef between 1940 and 2025 was 5 July 2021, reaching 41.2 °C.
What is the coldest day in Charef?
The coldest day measured in Charef between 1940 and 2025 was 15 December 1967, at -11.5 °C.
Does it snow in Charef?
Yes. Charef gets on average 16.7 cm of snow per year and has around 29 frost days.
Has the climate of Charef warmed?
Yes: Charef warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Charef?
The wettest day measured in Charef between 1940 and 2025 was 19 December 1999, with 59 mm of rain in 24 hours.
What was the windiest day in Charef?
The windiest day measured in Charef between 1940 and 2025 was 5 March 2009, with winds reaching 50.3 km/h.
What is the warmest month in Charef?
The warmest month in Charef is July (27.5 °C on average); the coldest is January (5.0 °C).
How much does it rain in Charef?
Charef receives on average 310 mm of precipitation per year, spread over about 67 rainy days.
Is it sunny in Charef?
Charef gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
What is the biggest single-day snowfall in Charef?
The heaviest 24-hour snowfall measured in Charef between 1940 and 2025 was 19 December 1999, with 33.4 cm.
Are there tropical nights in Charef?
Yes: Charef has on average 42 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Charef?
In Charef, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 30 July 2023, and the lowest was -15.3 °C on 15 December 1967.
Compare Charef with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Charef