Rass el Djebel weather in December

In December, Rass el Djebel sees average daytime highs of 16°C and overnight lows near 14°C, with 85 mm of rain across 12.1 wet days and about 9.5 hours of daylight. It is the 9th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 17°C in the first days to 15°C by the end. The sky is clear or mostly clear about 36% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of December to 9 h 30 min by month's end. Set against the rest of the year, December is Rass el Djebel's 12th-clearest and 1st-windiest month. For the whole year in context, see Rass el Djebel's year-round climate.

Daytime high
16°
9th warmest
Overnight low
14°
4th coldest
Rainfall
85 mm
12.1 wet days
Daylight
9 h 30 min
7:32 AM – 4:59 PM
Cloud cover
51%
12th clearest
Wind
27 km/h
1st windiest
Solar energy
2.15 kWh/m²
Travel score
4.9
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 17°C in the first days to 15°C by the end.

A typical December day in Rass el Djebel reaches about 16°C in the afternoon and slips back to 14°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 18°C. Set against its neighbours, December runs about 3°C cooler than November and about 2°C warmer than January.

10°13°15°18°20°151015202531
Avg high (°C)Avg low (°C)
11715
21715
31715
41715
51715
61715
71715
81715
91614
101614
111614
121614
131614
141614
151614
161614
171614
181614
191614
201614
211614
221614
231614
241514
251513
261513
271513
281513
291513
301513
311513

Rass el Djebel weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 13°81119.74.3
Feb14° / 12°669.810.64.2
Mar15° / 13°497.611.74.9
Apr16° / 15°407.112.95.8
May19° / 17°223.7147.4
Jun22° / 21°71.114.58.9
Jul25° / 24°10.314.39.5
Aug26° / 25°51.213.48.9
Sep25° / 23°405.512.38.1
Oct22° / 20°597.7117.4
Nov19° / 17°8311.3106.1
Dec16° / 14°8512.19.54.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 26% of December, with mostly cloudy or overcast conditions the remaining 37%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26436
36436
46535
56436
66436
76436
86337
96337
106337
116337
126238
136238
146238
156238
166238
176139
186139
196139
206139
216238
226238
236238
246139
256139
266238
276238
286238
296238
306337
316337

Chance of precipitation in December

Any precipitation

Rass el Djebel gets around 85 mm of rain over 12.1 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
242
342
441
541
641
740
840
940
1039
1139
1239
1339
1438
1538
1638
1737
1837
1937
2037
2137
2238
2338
2438
2538
2638
2737
2837
2936
3036
3136

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 88% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
172262
275241
376231
478211
579201
681181
782171
883161
984151
1086140
1187130
1288120
1389110
1489110
1590100
1690100
179190
189190
199190
209190
219190
229280
239280
249280
259370
269370
279370
289370
299460
309460
319460

Wind in December

Winds average 27 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 26 km/h on the calmest days to 27 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
126breezy
226breezy
326breezy
426breezy
526breezy
626breezy
726breezy
826breezy
926breezy
1026breezy
1126breezy
1226breezy
1326breezy
1426breezy
1526breezy
1626breezy
1726breezy
1827breezy
1927breezy
2027breezy
2127breezy
2227breezy
2327breezy
2427breezy
2527breezy
2627breezy
2727breezy
2827breezy
2927breezy
3027breezy
3127breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 36 min at the start of December to 9 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:20 AM to 7:38 AM, and sunset from 4:58 PM to 5:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.67:204:58
29.67:214:58
39.67:224:58
49.67:234:58
59.67:244:58
69.57:254:58
79.57:264:58
89.57:264:58
99.57:274:58
109.57:284:58
119.57:294:58
129.57:294:58
139.57:304:58
149.57:314:59
159.57:314:59
169.57:324:59
179.47:335:00
189.47:335:00
199.47:345:00
209.47:345:01
219.47:355:01
229.47:355:02
239.47:365:02
249.47:365:03
259.47:375:03
269.47:375:04
279.47:375:04
289.57:385:05
299.57:385:05
309.57:385:06
319.57:385:07

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.15 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.15 kWh/m² to a high of 7.52 kWh/m² in July across the year — December's 2.15 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.3Moderate
32.3Moderate
42.2Moderate
52.2Moderate
62.2Moderate
72.2Moderate
82.2Moderate
92.2Moderate
102.2Moderate
112.1Moderate
122.1Moderate
132.1Moderate
142.1Moderate
152.1Moderate
162.1Moderate
172.1Moderate
182.1Moderate
192.1Moderate
202.1Moderate
212.1Moderate
222.1Moderate
232.1Moderate
242.1Moderate
252.1Moderate
262.2Moderate
272.2Moderate
282.2Moderate
292.2Moderate
302.2Moderate
312.2Moderate
Planning a trip in December

Hazard calendar for Rass el Djebel

In seasonPeak

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

Rass el Djebel sees seasonal dust haze (June), heaviest in June.

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

Is December a good time to visit Rass el Djebel?

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

4.9
Sightseeing
9th-best month of the year
0.6
Beach & pool
9th-best month of the year

December is a reasonable time to visit Rass el Djebel for sightseeing.

What to pack for Rass el Djebel in December

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

In December, Rass el Djebel sees daytime highs around 16°C and nights near 14°C. Worth packing: a warm layer, rain gear and a windbreaker. About 12 days see rain.

a warm layerrain geara windbreaker

Sea temperature near Rass el Djebel 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 26°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 5 to Nov 14 — about 5.4 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul24Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Cool
Dec17Cool

UV index in Rass el Djebel 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 Rass el Djebel peaks around July 17 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateHighVery highHighModerateJul 17UV 10Dec 21UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr4Moderate
May6High
Jun8Very high
Jul10Extreme
Aug8Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Rass el Djebel 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 Rass el Djebel is worst in March — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1519 µg/m³Jul 2413 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar19Moderate
Apr17Moderate
May16Moderate
Jun14Moderate
Jul13Moderate
Aug13Moderate
Sep15Moderate
Oct16Moderate
Nov15Moderate
Dec15Moderate
Location & terrain

Where is Rass el Djebel?

Rass el Djebel sits at 37.2°N, 10.1°E, 53 m above sea level, in Tunisia. The nearest listed city is El Alia, 10 km away.

Topography around Rass el Djebel

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rass el Djebel.

Within 3 km, the terrain around Rass el Djebel has significant variations in elevation — a maximum elevation change of 255 m around an average of 53 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 319 m; within 80 km, large variations in elevation — a maximum elevation change of 725 m.

The land around Rass el Djebel is covered by grassland (28%), cropland (24%) and trees (21%) within 3 km, water (56%) and cropland (20%) within 16 km, and water (48%) and cropland (26%) within 80 km.

3 km
255 m
16 km
319 m
80 km
725 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: El Alia 10 km · Galaat el Andeless 17 km · Menzel Jemil 19 km · Bizerte 23 km · Menzel Abderhaman 23 km · Menzel Bourguiba 31 km · Tinja 33 km · Douar Tindja 34 km

Tunisia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$4,657
2025
Happiness
4.8 / 10
World Happiness, 2025
Safe drinking water
65%
of population, 2024
Homicide rate
4.7
per 100k, 2020
Road deaths
16.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 498
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 Rass el Djebel (37.2157°, 10.1253°, elevation 53 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).