Merzouga in Summer
In summer (June, July and August), Merzouga sees average daytime highs around 40°C and overnight lows near 27°C, with 4 mm of rain over about 1 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 36°C in early June to 39°C by late August. The sky is clear or mostly clear about 82% of the time across summer, and the air most often feels dry.
Summer is Merzouga's weakest season of the year to visit on our travel score. For the whole year in context, see Merzouga's year-round climate.
- Avg daytime high
- 40°C
- warmest season of the year
- Avg overnight low
- 27°C
- Rainfall
- 4 mm
- 1 wet days
- Avg wind
- 15 km/h
- Travel score
- 0.4
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Merzouga in Summer
Over the season highs climb from about 36°C in early June to 39°C by late August.
A typical summer day in Merzouga reaches about 40°C and drops to 27°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Merzouga
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Merzouga weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 18° / 6° | 5 | 1.2 | 10.2 | 7.8 |
| Feb | 21° / 8° | 6 | 1 | 10.9 | 8.4 |
| Mar | 25° / 12° | 6 | 1.1 | 11.8 | 8.9 |
| Apr | 29° / 16° | 3 | 0.6 | 12.7 | 7.3 |
| May | 33° / 21° | 4 | 0.7 | 13.6 | 4.3 |
| Jun | 38° / 25° | 1 | 0.3 | 14 | 1.2 |
| Jul | 42° / 29° | 1 | 0.1 | 13.8 | 0.0 |
| Aug | 41° / 28° | 2 | 0.5 | 13.1 | 0.1 |
| Sep | 36° / 24° | 7 | 1.1 | 12.2 | 2.8 |
| Oct | 30° / 18° | 8 | 1.2 | 11.2 | 6.7 |
| Nov | 23° / 11° | 6 | 1.3 | 10.4 | 8.7 |
| Dec | 19° / 7° | 4 | 0.9 | 10 | 8.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 82% of the time across summer.
Chance of precipitation in Summer
Merzouga gets around 4 mm of rain over 1 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 15 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 54 min in early June to 12 h 42 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 7.7 kWh/m².
Hazard calendar for Merzouga
In summer, Merzouga overlaps its dust season. The full year is below, with each hazard's peak months called out.
Merzouga sees seasonal dust haze (April–September), heaviest in July.
Is summer a good time to visit Merzouga?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Merzouga.
What to pack for Merzouga in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Merzouga sees daytime highs around 40°C and nights near 27°C. Pack light clothes and sun protection.
UV index in Merzouga in Summer
Clear-sky midday UV across summer averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Merzouga peaks around July 17 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 5 | 8 | 9 | 9 | 10 | 10 | 10 | 9 | 8 | 5 | 4 |
| Level | Moderate | Moderate | Very high | Very high | Very high | Very high | Extreme | Very high | Very high | Very high | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | Moderate |
| Feb | 5 | Moderate |
| Mar | 8 | Very high |
| Apr | 9 | Very high |
| May | 9 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Extreme |
| Aug | 10 | Very high |
| Sep | 9 | Very high |
| Oct | 8 | Very high |
| Nov | 5 | Moderate |
| Dec | 4 | Moderate |
Air quality in Merzouga in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Merzouga is worst in April — around 61 µg/m³ PM2.5 (unhealthy), about 3.9× the cleanest month (December, 16 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 21 | 33 | 42 | 61 | 58 | 56 | 51 | 53 | 46 | 31 | 20 | 16 |
| Level | Moderate | Moderate | Poor | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 21 | Moderate |
| Feb | 33 | Moderate |
| Mar | 42 | Poor |
| Apr | 61 | Unhealthy |
| May | 58 | Unhealthy |
| Jun | 56 | Unhealthy |
| Jul | 51 | Poor |
| Aug | 53 | Poor |
| Sep | 46 | Poor |
| Oct | 31 | Moderate |
| Nov | 20 | Moderate |
| Dec | 16 | Moderate |
Where is Merzouga?
Merzouga sits at 31.1°N, 4.0°W, 0 m above sea level, in Morocco. The nearest listed city is Moulay Ali Cherif, 31 km away.
Topography around Merzouga
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Merzouga.
Within 3 km, the terrain around Merzouga has only modest variations in elevation — a maximum elevation change of 116 m around an average of 706 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 242 m; within 80 km, large variations in elevation — a maximum elevation change of 703 m.
The land around Merzouga is covered by bare terrain (97%) within 3 km, bare terrain (100%) within 16 km, and bare terrain (99%) within 80 km.
Morocco travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E
- 220 V · 50 Hz
- Prices
- ≈ 42% of US
- price level, 2025
- GDP per capita
- $4,672
- 2025
- Happiness
- 4.6 / 10
- World Happiness, 2025
- Safe drinking water
- 80%
- of population, 2024
- Homicide rate
- 1.7
- per 100k, 2023
- Road deaths
- 17
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 492
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Merzouga (31.0994°, -4.0134°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.