Néma climate — normals and trends
Néma (Mauritania) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 29.4 °C and it receives 187 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 May (34.7 °C on average) and the coldest is January (22.1 °C). Rainfall peaks in August.
Néma averages 0 frost days, 315 hot days (≥ 30 °C) and 34 rainy days per year.
Néma has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The hottest day of the period reached 46.6 °C (on 8 June 2016) and the coldest 7.3 °C (on 17 January 1948).
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
NémaHodh Ech Chargi
- coords
- 16.62°, -7.26°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
29.4°C
Average daily high
35.7°C
Average daily low
23.4°C
Annual rainfall
187mm
Sunshine / day
11.3h
Mean relative humidity
29%
Average peak wind
21.8km/h
Seasonal range
12.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
315 d/yr
Rainy days (≥ 1 mm)
34 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.5 °C
Average feels-like low
21.3 °C
Average peak gust
39.0 km/h
Tropical nights (≥ 20 °C)
275 d/yr
Solar radiation
23.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.70 · 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
46.6 °C
8 June 2016
Coldest day
7.3 °C
17 January 1948
Wettest day
112 mm
2 August 1947
Windiest day
49.8 km/h
21 October 2018
Strongest gust
82.1 km/h
11 February 2020
Hottest feels-like
47.0 °C
22 May 2025
Coldest feels-like
1.5 °C
30 December 1940
Sunniest day
13.0 h
8 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 | 30.4 °C | +1.5 °C | 0 mm | -1 mm |
| Feb | 32.4 °C | +0.3 °C | 0 mm | -0 mm |
| Mar | 39.4 °C | +3.8 °C | 0 mm | 0 mm |
| Apr | 42.0 °C | +3.1 °C | 0 mm | -1 mm |
| May | 42.9 °C | +2.0 °C | 1 mm | -3 mm |
| Jun | 41.7 °C | +1.0 °C | 3 mm | -8 mm |
| Jul | 36.9 °C | -0.7 °C | 62 mm | +24 mm |
| Aug | 35.4 °C | +0.4 °C | 61 mm | -20 mm |
| Sep | 37.5 °C | +0.8 °C | 26 mm | -15 mm |
| Oct | 40.2 °C | +2.5 °C | 1 mm | -8 mm |
| Nov | 36.8 °C | +2.5 °C | 0 mm | -1 mm |
| Dec | 29.3 °C | -0.3 °C | 0 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 Néma?
Néma has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 29.4 °C and it receives 187 mm of precipitation per year.
What is the hottest day ever recorded in Néma?
The hottest day measured in Néma between 1940 and 2025 was 8 June 2016, reaching 46.6 °C.
What is the coldest day in Néma?
The coldest day measured in Néma between 1940 and 2025 was 17 January 1948, at 7.3 °C.
Does it snow in Néma?
Almost never: Néma sees virtually no snow, with about 0 frost days per year.
Has the climate of Néma warmed?
Yes: Néma warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Néma?
The wettest day measured in Néma between 1940 and 2025 was 2 August 1947, with 112 mm of rain in 24 hours.
What was the windiest day in Néma?
The windiest day measured in Néma between 1940 and 2025 was 21 October 2018, with winds reaching 49.8 km/h.
What is the warmest month in Néma?
The warmest month in Néma is May (34.7 °C on average); the coldest is January (22.1 °C).
How much does it rain in Néma?
Néma receives on average 187 mm of precipitation per year, spread over about 34 rainy days.
Is it sunny in Néma?
Néma gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.
Are there tropical nights in Néma?
Yes: Néma has on average 275 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Néma?
In Néma, between 1940 and 2025, the highest apparent temperature reached 47.0 °C on 22 May 2025, and the lowest was 1.5 °C on 30 December 1940.
Compare Néma with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Néma