Dahra climate — normals and trends
Dahra (Senegal) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 27.7 °C and it receives 332 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 (30.1 °C on average) and the coldest is January (23.7 °C). Rainfall peaks in August.
Dahra averages 0 frost days, 336 hot days (≥ 30 °C) and 42 rainy days per year.
Dahra has warmed by +1.3 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The hottest day of the period reached 46.5 °C (on 15 May 2002) and the coldest 10.6 °C (on 11 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
DahraLouga
- coords
- 15.35°, -15.48°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.7°C
Average daily high
34.8°C
Average daily low
21.7°C
Annual rainfall
332mm
Sunshine / day
10.9h
Mean relative humidity
47%
Average peak wind
17.6km/h
Seasonal range
6.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
336 d/yr
Rainy days (≥ 1 mm)
42 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.8 °C
Average feels-like low
21.7 °C
Average peak gust
32.9 km/h
Tropical nights (≥ 20 °C)
259 d/yr
Solar radiation
22.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.39 · 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
46.5 °C
15 May 2002
Coldest day
10.6 °C
11 January 1965
Wettest day
149 mm
28 July 1956
Windiest day
41.3 km/h
13 February 2023
Strongest gust
68.0 km/h
15 May 1986
Hottest feels-like
47.5 °C
21 May 2025
Coldest feels-like
6.1 °C
22 December 1967
Sunniest day
12.1 h
25 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 | 31.0 °C | -0.5 °C | 0 mm | -1 mm |
| Feb | 32.4 °C | -1.4 °C | 0 mm | -2 mm |
| Mar | 35.5 °C | -0.8 °C | 0 mm | -0 mm |
| Apr | 38.3 °C | +0.2 °C | 0 mm | +0 mm |
| May | 38.5 °C | -0.4 °C | 0 mm | -1 mm |
| Jun | 35.1 °C | -2.0 °C | 0 mm | -8 mm |
| Jul | 34.3 °C | -0.2 °C | 8 mm | -44 mm |
| Aug | 33.2 °C | +0.8 °C | 137 mm | +2 mm |
| Sep | 32.6 °C | +0.1 °C | 105 mm | +3 mm |
| Oct | 35.2 °C | -0.3 °C | 12 mm | -15 mm |
| Nov | 34.0 °C | -1.1 °C | 1 mm | -1 mm |
| Dec | 29.9 °C | -2.0 °C | 1 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 Dahra?
Dahra has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 27.7 °C and it receives 332 mm of precipitation per year.
What is the hottest day ever recorded in Dahra?
The hottest day measured in Dahra between 1940 and 2025 was 15 May 2002, reaching 46.5 °C.
What is the coldest day in Dahra?
The coldest day measured in Dahra between 1940 and 2025 was 11 January 1965, at 10.6 °C.
Does it snow in Dahra?
Almost never: Dahra sees virtually no snow, with about 0 frost days per year.
Has the climate of Dahra warmed?
Yes: Dahra warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Dahra?
The wettest day measured in Dahra between 1940 and 2025 was 28 July 1956, with 149 mm of rain in 24 hours.
What was the windiest day in Dahra?
The windiest day measured in Dahra between 1940 and 2025 was 13 February 2023, with winds reaching 41.3 km/h.
What is the warmest month in Dahra?
The warmest month in Dahra is May (30.1 °C on average); the coldest is January (23.7 °C).
How much does it rain in Dahra?
Dahra receives on average 332 mm of precipitation per year, spread over about 42 rainy days.
Is it sunny in Dahra?
Dahra gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Dahra?
Yes: Dahra has on average 259 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Dahra?
In Dahra, between 1940 and 2025, the highest apparent temperature reached 47.5 °C on 21 May 2025, and the lowest was 6.1 °C on 22 December 1967.
Compare Dahra with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Dahra