Magṭa‘ Laḥjar climate — normals and trends
Magṭa‘ Laḥjar (Mauritania) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 30.0 °C and it receives 111 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 June (35.0 °C on average) and the coldest is January (23.1 °C). Rainfall peaks in August.
Magṭa‘ Laḥjar averages 0 frost days, 329 hot days (≥ 30 °C) and 18 rainy days per year.
Magṭa‘ Laḥjar has warmed by +2.6 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The hottest day of the period reached 48.0 °C (on 16 June 2012) and the coldest 7.9 °C (on 8 January 1965).
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
Magṭa‘ LaḥjarBrakna
- coords
- 17.51°, -13.09°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
30.0°C
Average daily high
36.3°C
Average daily low
23.6°C
Annual rainfall
111mm
Sunshine / day
11.2h
Mean relative humidity
30%
Average peak wind
22.5km/h
Seasonal range
11.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
329 d/yr
Rainy days (≥ 1 mm)
18 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.4 °C
Average feels-like low
21.4 °C
Average peak gust
36.2 km/h
Tropical nights (≥ 20 °C)
275 d/yr
Solar radiation
23.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.70 · 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
48.0 °C
16 June 2012
Coldest day
7.9 °C
8 January 1965
Wettest day
99 mm
22 August 1988
Windiest day
52.1 km/h
7 June 1967
Strongest gust
80.3 km/h
7 June 1967
Hottest feels-like
48.3 °C
20 June 2014
Coldest feels-like
2.3 °C
8 January 1965
Sunniest day
12.4 h
22 May 1942
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 | 31.4 °C | +1.2 °C | 0 mm | -1 mm |
| Feb | 33.2 °C | +0.5 °C | 0 mm | -2 mm |
| Mar | 36.8 °C | +1.1 °C | 0 mm | -1 mm |
| Apr | 40.2 °C | +1.7 °C | 0 mm | +0 mm |
| May | 42.6 °C | +1.6 °C | 0 mm | -0 mm |
| Jun | 41.3 °C | +0.2 °C | 0 mm | -3 mm |
| Jul | 37.8 °C | -0.6 °C | 10 mm | -1 mm |
| Aug | 36.4 °C | -0.2 °C | 51 mm | +8 mm |
| Sep | 37.0 °C | -0.4 °C | 87 mm | +50 mm |
| Oct | 40.4 °C | +2.2 °C | 0 mm | -9 mm |
| Nov | 36.9 °C | +1.8 °C | 0 mm | -2 mm |
| Dec | 29.3 °C | -1.6 °C | 2 mm | +1 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 Magṭa‘ Laḥjar?
Magṭa‘ Laḥjar has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 30.0 °C and it receives 111 mm of precipitation per year.
What is the hottest day ever recorded in Magṭa‘ Laḥjar?
The hottest day measured in Magṭa‘ Laḥjar between 1940 and 2025 was 16 June 2012, reaching 48.0 °C.
What is the coldest day in Magṭa‘ Laḥjar?
The coldest day measured in Magṭa‘ Laḥjar between 1940 and 2025 was 8 January 1965, at 7.9 °C.
Does it snow in Magṭa‘ Laḥjar?
Almost never: Magṭa‘ Laḥjar sees virtually no snow, with about 0 frost days per year.
Has the climate of Magṭa‘ Laḥjar warmed?
Yes: Magṭa‘ Laḥjar warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Magṭa‘ Laḥjar?
The wettest day measured in Magṭa‘ Laḥjar between 1940 and 2025 was 22 August 1988, with 99 mm of rain in 24 hours.
What was the windiest day in Magṭa‘ Laḥjar?
The windiest day measured in Magṭa‘ Laḥjar between 1940 and 2025 was 7 June 1967, with winds reaching 52.1 km/h.
What is the warmest month in Magṭa‘ Laḥjar?
The warmest month in Magṭa‘ Laḥjar is June (35.0 °C on average); the coldest is January (23.1 °C).
How much does it rain in Magṭa‘ Laḥjar?
Magṭa‘ Laḥjar receives on average 111 mm of precipitation per year, spread over about 18 rainy days.
Is it sunny in Magṭa‘ Laḥjar?
Magṭa‘ Laḥjar gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
Are there tropical nights in Magṭa‘ Laḥjar?
Yes: Magṭa‘ Laḥjar has on average 275 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Magṭa‘ Laḥjar?
In Magṭa‘ Laḥjar, between 1940 and 2025, the highest apparent temperature reached 48.3 °C on 20 June 2014, and the lowest was 2.3 °C on 8 January 1965.
Compare Magṭa‘ Laḥjar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Magṭa‘ Laḥjar