Ouled Mimoun climate — normals and trends
Ouled Mimoun (Algeria) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 16.7 °C and it receives 454 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 (26.2 °C on average) and the coldest is January (9.0 °C). Rainfall peaks in March.
Ouled Mimoun averages 4 frost days, 73 hot days (≥ 30 °C) and 74 rainy days per year.
Ouled Mimoun has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 6 to 2 per year over the period.
The hottest day of the period reached 43.7 °C (on 31 July 2001) and the coldest -7.2 °C (on 2 February 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
Ouled MimounTlemcen Province
- coords
- 34.90°, -1.03°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.7°C
Average daily high
22.3°C
Average daily low
11.6°C
Annual rainfall
454mm
Sunshine / day
10.8h
Mean relative humidity
64%
Average peak wind
15.0km/h
Seasonal range
17.2°C
Frost days (< 0 °C)
4 d/yr
Hot days (≥ 30 °C)
73 d/yr
Rainy days (≥ 1 mm)
74 d/yr
Annual snowfall
5.1 cm
Average feels-like high
21.5 °C
Average feels-like low
10.1 °C
Average peak gust
36.4 km/h
Tropical nights (≥ 20 °C)
36 d/yr
Solar radiation
18.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.59 · 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
43.7 °C
31 July 2001
Coldest day
-7.2 °C
2 February 1954
Wettest day
115 mm
13 November 2012
Windiest day
49.0 km/h
1 December 1959
Strongest gust
124.6 km/h
1 December 1959
Hottest feels-like
44.3 °C
12 July 2017
Coldest feels-like
-12.7 °C
2 February 1954
Snowiest day
33.8 cm
11 December 1967
Sunniest day
14.0 h
19 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 | 15.9 °C | +1.9 °C | 37 mm | -21 mm |
| Feb | 17.1 °C | +1.9 °C | 43 mm | -11 mm |
| Mar | 18.8 °C | +1.4 °C | 67 mm | +7 mm |
| Apr | 22.7 °C | +3.1 °C | 28 mm | -29 mm |
| May | 25.4 °C | +2.0 °C | 52 mm | +12 mm |
| Jun | 33.4 °C | +5.5 °C | 2 mm | -11 mm |
| Jul | 33.9 °C | +1.5 °C | 2 mm | -1 mm |
| Aug | 34.3 °C | +1.6 °C | 6 mm | +0 mm |
| Sep | 29.8 °C | +1.2 °C | 18 mm | -3 mm |
| Oct | 26.6 °C | +3.1 °C | 8 mm | -31 mm |
| Nov | 19.7 °C | +1.4 °C | 20 mm | -31 mm |
| Dec | 14.5 °C | -0.3 °C | 76 mm | +21 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 Ouled Mimoun?
Ouled Mimoun has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 16.7 °C and it receives 454 mm of precipitation per year.
What is the hottest day ever recorded in Ouled Mimoun?
The hottest day measured in Ouled Mimoun between 1940 and 2025 was 31 July 2001, reaching 43.7 °C.
What is the coldest day in Ouled Mimoun?
The coldest day measured in Ouled Mimoun between 1940 and 2025 was 2 February 1954, at -7.2 °C.
Does it snow in Ouled Mimoun?
Yes. Ouled Mimoun gets on average 5.1 cm of snow per year and has around 4 frost days.
Has the climate of Ouled Mimoun warmed?
Yes: Ouled Mimoun warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ouled Mimoun?
The wettest day measured in Ouled Mimoun between 1940 and 2025 was 13 November 2012, with 115 mm of rain in 24 hours.
What was the windiest day in Ouled Mimoun?
The windiest day measured in Ouled Mimoun between 1940 and 2025 was 1 December 1959, with winds reaching 49.0 km/h.
What is the warmest month in Ouled Mimoun?
The warmest month in Ouled Mimoun is August (26.2 °C on average); the coldest is January (9.0 °C).
How much does it rain in Ouled Mimoun?
Ouled Mimoun receives on average 454 mm of precipitation per year, spread over about 74 rainy days.
Is it sunny in Ouled Mimoun?
Ouled Mimoun 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 Ouled Mimoun?
The heaviest 24-hour snowfall measured in Ouled Mimoun between 1940 and 2025 was 11 December 1967, with 33.8 cm.
Are there tropical nights in Ouled Mimoun?
Yes: Ouled Mimoun has on average 36 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ouled Mimoun?
In Ouled Mimoun, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 12 July 2017, and the lowest was -12.7 °C on 2 February 1954.
Compare Ouled Mimoun with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ouled Mimoun