Mers el Kebir weather in December

In December, Mers el Kebir sees average daytime highs of 16°C and overnight lows near 13°C, with 47 mm of rain across 7 wet days and about 9.6 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 16°C through the month. The sky is clear or mostly clear about 48% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of December to 9 h 36 min by month's end. Set against the rest of the year, December is Mers el Kebir's 11th-clearest and 7th-windiest month. For the whole year in context, see Mers el Kebir's year-round climate.

Daytime high
16°
10th warmest
Overnight low
13°
3rd coldest
Rainfall
47 mm
7 wet days
Daylight
9 h 36 min
8:11 AM – 5:47 PM
Cloud cover
44%
11th clearest
Wind
16 km/h
7th windiest
Solar energy
2.5 kWh/m²
Travel score
5.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 16°C through the month.

A typical December day in Mers el Kebir reaches about 16°C in the afternoon and slips back to 13°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 19°C. Set against its neighbours, December runs about 2°C cooler than November and about 1°C warmer than January.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11714
21713
31713
41713
51713
61713
71713
81713
91713
101613
111613
121613
131613
141613
151613
161613
171613
181613
191613
201613
211613
221613
231612
241612
251612
261612
271612
281612
291612
301612
311612

Mers el Kebir weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 12°5189.95.1
Feb15° / 12°38710.65.3
Mar17° / 13°436.411.76.1
Apr18° / 15°355.512.96.9
May21° / 17°193.213.97.9
Jun24° / 20°40.814.49.1
Jul27° / 23°10.114.29.0
Aug27° / 24°30.613.48.6
Sep25° / 22°142.812.28.4
Oct22° / 19°315.111.17.8
Nov19° / 15°63810.16.5
Dec16° / 13°4779.65.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26634
36634
46634
56634
66733
76733
86733
96733
106733
116733
126733
136733
146733
156832
166832
176733
186733
196733
206733
216733
226733
236733
246733
256832
266832
276832
286832
296931
307030
317030

Chance of precipitation in December

Any precipitation

Mers el Kebir gets around 47 mm of rain over 7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 23% and peaks near 29% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
328
428
527
626
726
825
925
1024
1124
1224
1323
1423
1523
1623
1722
1822
1922
2022
2122
2221
2321
2421
2521
2621
2720
2820
2920
3020
3120

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
18416
28515
38515
48614
58713
68812
78911
88911
99010
109010
119010
129010
13919
14919
15919
16919
17919
18919
19928
20928
21928
22928
23937
24937
25937
26937
27946
28946
29946
30946
31946

Wind in December

Winds average 16 km/h in December.

Across December, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 48 min at the start of December to 9 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 8:00 AM to 8:18 AM, and sunset from 5:45 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.88:005:45
29.78:015:45
39.78:025:45
49.78:025:45
59.78:035:45
69.78:045:45
79.78:055:45
89.78:065:45
99.68:065:45
109.68:075:45
119.68:085:46
129.68:095:46
139.68:095:46
149.68:105:46
159.68:115:46
169.68:115:47
179.68:125:47
189.68:125:47
199.68:135:48
209.68:135:48
219.68:145:49
229.68:145:49
239.68:155:50
249.68:155:50
259.68:165:51
269.68:165:51
279.68:175:52
289.68:175:52
299.68:175:53
309.68:175:54
319.68:185:54

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.5 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.5 kWh/m² to a high of 7.6 kWh/m² in June across the year — December's 2.5 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.6Moderate
22.6Moderate
32.6Moderate
42.6Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.5Moderate
132.5Moderate
142.5Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.5Moderate
192.5Moderate
202.5Moderate
212.5Moderate
222.5Moderate
232.5Moderate
242.5Moderate
252.5Moderate
262.5Moderate
272.5Moderate
282.5Moderate
292.6Moderate
302.6Moderate
312.6Moderate
Planning a trip in December

Hazard calendar for Mers el Kebir

In seasonPeak

None of Mers el Kebir's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Mers el Kebir sees seasonal dust haze (July–August), heaviest in July.

Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Mers el Kebir?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.7
Sightseeing
10th-best month of the year
0.9
Beach & pool
10th-best month of the year

December is a reasonable time to visit Mers el Kebir for sightseeing.

What to pack for Mers el Kebir in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Mers el Kebir sees daytime highs around 16°C and nights near 13°C. Worth packing: a warm layer. About 7 days see rain.

a warm layer

Sea temperature near Mers el Kebir in December

The nearest coast averages about 17°C in December — 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.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar16Cool
Apr17Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug25Warm
Sep24Refreshing
Oct21Refreshing
Nov19Cool
Dec17Cool

UV index in Mers el Kebir in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 20UV 9Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar7High
Apr7High
May8Very high
Jun8Very high
Jul10Very high
Aug9Very high
Sep7Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in Mers el Kebir in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December 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).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1622 µg/m³Jun 1013 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb19Moderate
Mar23Moderate
Apr17Moderate
May14Moderate
Jun13Moderate
Jul16Moderate
Aug16Moderate
Sep19Moderate
Oct17Moderate
Nov15Moderate
Dec15Moderate
Location & terrain

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.

3 km
509 m
16 km
581 m
80 km
1,033 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: ’Aïn el Turk 6.0 km · Oran 7.0 km · Es Senia 12 km · Bir el Djir 15 km · En Nedjma 15 km · Sidi ech Chahmi 18 km · Assi Bou Nif 19 km · Bou Tlelis 24 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
Muslim 99%

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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).