Mers el Kebir in Summer
In summer (June, July and August), Mers el Kebir sees average daytime highs around 26°C and overnight lows near 22°C, with 7 mm of rain over about 2 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 23°C in early June to 27°C by late August. The sky is clear or mostly clear about 84% of the time across summer, and the air most often feels muggy.
Summer is Mers el Kebir's best season of the year to visit on our travel score. For the whole year in context, see Mers el Kebir's year-round climate.
- Avg daytime high
- 26°C
- warmest season of the year
- Avg overnight low
- 22°C
- Rainfall
- 7 mm
- 2 wet days
- Avg wind
- 14 km/h
- Travel score
- 8.9
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Mers el Kebir in Summer
Over the season highs climb from about 23°C in early June to 27°C by late August.
A typical summer day in Mers el Kebir reaches about 26°C and drops to 22°C overnight. The warmest of the three months is August, the coolest June.
Mers el Kebir 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 | 15° / 12° | 51 | 8 | 9.9 | 5.1 |
| Feb | 15° / 12° | 38 | 7 | 10.6 | 5.3 |
| Mar | 17° / 13° | 43 | 6.4 | 11.7 | 6.1 |
| Apr | 18° / 15° | 35 | 5.5 | 12.9 | 6.9 |
| May | 21° / 17° | 19 | 3.2 | 13.9 | 7.9 |
| Jun | 24° / 20° | 4 | 0.8 | 14.4 | 9.1 |
| Jul | 27° / 23° | 1 | 0.1 | 14.2 | 9.0 |
| Aug | 27° / 24° | 3 | 0.6 | 13.4 | 8.6 |
| Sep | 25° / 22° | 14 | 2.8 | 12.2 | 8.4 |
| Oct | 22° / 19° | 31 | 5.1 | 11.1 | 7.8 |
| Nov | 19° / 15° | 63 | 8 | 10.1 | 6.5 |
| Dec | 16° / 13° | 47 | 7 | 9.6 | 5.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 84% of the time across summer.
Chance of precipitation in Summer
Mers el Kebir gets around 7 mm of rain over 2 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 14 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 12 min in early June to 12 h 48 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 7.3 kWh/m².
Hazard calendar for Mers el Kebir
In summer, Mers el Kebir overlaps its dust season. The full year is below, with each hazard's peak months called out.
Mers el Kebir sees seasonal dust haze (July–August), heaviest in July.
Is summer a good time to visit Mers el Kebir?
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 one of the better times to visit Mers el Kebir for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Mers el Kebir in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Mers el Kebir sees daytime highs around 26°C and nights near 22°C. Pack light clothes and sun protection.
Sea temperature near Mers el Kebir in Summer
The nearest coast averages about 23°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 18 km away) is warmest in August at about 25°C and coldest in February near 15°C.
It's comfortable for a long swim from Jun 7 to Oct 30 — about 4.8 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 16 | 15 | 16 | 17 | 18 | 21 | 23 | 25 | 24 | 21 | 19 | 17 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Warm | Refreshing | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 16 | Cool |
| Feb | 15 | Cool |
| Mar | 16 | Cool |
| Apr | 17 | Cool |
| May | 18 | Cool |
| Jun | 21 | Refreshing |
| Jul | 23 | Refreshing |
| Aug | 25 | Warm |
| Sep | 24 | Refreshing |
| Oct | 21 | Refreshing |
| Nov | 19 | Cool |
| Dec | 17 | Cool |
UV index in Mers el Kebir in Summer
Clear-sky midday UV across summer averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mers el Kebir peaks around July 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 7 | 7 | 8 | 8 | 10 | 9 | 7 | 5 | 3 | 2 |
| Level | Moderate | Moderate | High | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 7 | High |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 7 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Mers el Kebir 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 Mers el Kebir is worst in March — around 23 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (June, 13 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) | 14 | 19 | 23 | 17 | 14 | 13 | 16 | 16 | 19 | 17 | 15 | 15 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 19 | Moderate |
| Mar | 23 | Moderate |
| Apr | 17 | Moderate |
| May | 14 | Moderate |
| Jun | 13 | Moderate |
| Jul | 16 | Moderate |
| Aug | 16 | Moderate |
| Sep | 19 | Moderate |
| Oct | 17 | Moderate |
| Nov | 15 | Moderate |
| Dec | 15 | Moderate |
Where is Mers el Kebir?
Mers el Kebir sits at 35.7°N, 0.7°W, 22 m above sea level, in Algeria. The nearest listed city is ’Aïn el Turk, 6.0 km away.
Topography around Mers el Kebir
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mers el Kebir.
Within 3 km, the terrain around Mers el Kebir has significant variations in elevation — a maximum elevation change of 509 m around an average of 112 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 581 m; within 80 km, large variations in elevation — a maximum elevation change of 1,033 m.
The land around Mers el Kebir is covered by water (46%) and grassland (23%) within 3 km, water (46%) within 16 km, and water (39%) and cropland (34%) within 80 km.
Algeria travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 33% of US
- price level, 2025
- GDP per capita
- $6,051
- 2025
- Happiness
- 5.7 / 10
- World Happiness, 2025
- Safe drinking water
- 69%
- of population, 2024
- Homicide rate
- 1.2
- per 100k, 2023
- Road deaths
- 20.9
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 468
- 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 Mers el Kebir (35.7279°, -0.7081°, elevation 22 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.