Mers el Kebir in Winter
In winter (December, January and February), Mers el Kebir sees average daytime highs around 16°C and overnight lows near 12°C, with 136 mm of rain over about 22 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across winter, daytime highs hold fairly steady around 16°C. The sky is clear or mostly clear about 51% of the time across winter, and the air most often feels dry.
Winter is Mers el Kebir's weakest 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
- 16°C
- coldest season of the year
- Avg overnight low
- 12°C
- Rainfall
- 136 mm
- 22 wet days
- Avg wind
- 16 km/h
- Travel score
- 5.4
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Mers el Kebir in Winter
Across winter, daytime highs hold fairly steady around 16°C.
A typical winter day in Mers el Kebir reaches about 16°C and drops to 12°C overnight. The warmest of the three months is December, the coolest January.
Mers el Kebir weather by month
How the three winter months (December, January and February) 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 Winter
The sky is clear or mostly clear about 51% of the time across winter.
Chance of precipitation in Winter
Mers el Kebir gets around 136 mm of rain over 22 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 16 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 48 min in early December to 11 h 06 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.0 kWh/m².
Hazard calendar for Mers el Kebir
None of Mers el Kebir's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Mers el Kebir sees seasonal dust haze (July–August), heaviest in July.
Is winter a good time to visit Mers el Kebir?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Mers el Kebir for sightseeing.
What to pack for Mers el Kebir in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Mers el Kebir sees daytime highs around 16°C and nights near 12°C. Worth packing: a warm layer and rain gear. About 22 days see rain.
Sea temperature near Mers el Kebir in Winter
The nearest coast averages about 16°C across winter — 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 Winter
Clear-sky midday UV across winter averages around 3. 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 Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter 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.