Marmaris weather in December

In December, Marmaris sees average daytime highs of 16°C and overnight lows near 13°C, with 239 mm of rain across 13.1 wet days and about 9.5 hours of daylight. It is the 10th-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 43% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 42 min at the start of December to 9 h 30 min by month's end. Set against the rest of the year, December is Marmaris's 12th-clearest and 6th-windiest month. For the whole year in context, see Marmaris's year-round climate.

Daytime high
16°
10th warmest
Overnight low
13°
4th coldest
Rainfall
239 mm
13.1 wet days
Daylight
9 h 30 min
7:18 AM – 4:48 PM
Cloud cover
48%
12th clearest
Wind
16 km/h
6th windiest
Solar energy
2.22 kWh/m²
Travel score
4.7
out of 10

Marmaris is district and town of Muğla Province, Turkey.

Density
38/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 Marmaris reaches about 16°C in the afternoon and slips back to 13°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 18°C. Set against its neighbours, December runs about 4°C cooler than November and about 2°C warmer than January.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11714
21714
31714
41714
51714
61714
71614
81614
91613
101613
111613
121613
131613
141613
151613
161513
171513
181513
191513
201512
211512
221512
231512
241512
251512
261512
271512
281512
291512
301512
311512

Marmaris weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 11°224139.84.1
Feb14° / 11°15611.810.64.2
Mar16° / 13°1018.311.75.3
Apr18° / 15°576.512.96.7
May21° / 18°243.713.98.2
Jun25° / 22°30.914.59.2
Jul28° / 25°10.214.38.6
Aug29° / 26°10.113.48.0
Sep27° / 23°201.812.38.9
Oct23° / 20°935.4118.2
Nov19° / 16°1739.1106.6
Dec16° / 13°23913.19.54.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
25941
35941
45941
55941
65842
75842
85842
95842
105941
115842
125842
135842
145842
155842
165743
175842
185842
195743
205743
215743
225644
235545
245545
255545
265446
275446
285347
295347
305446
315446

Chance of precipitation in December

Any precipitation

Marmaris gets around 239 mm of rain over 13.1 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 43% and peaks near 46% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
137
238
338
439
539
640
740
841
941
1042
1143
1243
1344
1444
1544
1644
1743
1843
1943
2043
2143
2243
2344
2444
2544
2645
2745
2845
2946
3046
3145

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 (%)Humid (%)
178211
279201
381181
482171
584151
685141
786131
887121
988111
1090100
119190
129280
139370
149370
159460
169460
179460
189460
199460
209460
219460
229460
239460
249550
259550
269550
279550
289550
299550
309550
319640

Wind in December

Winds average 16 km/h in December.

Across December, daily wind ranges from about 14 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
114light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light 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 42 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 12 minutes over December. Sunrise moves from 7:07 AM to 7:25 AM, and sunset from 4:46 PM to 4:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.77:074:46
29.67:084:46
39.67:094:46
49.67:104:46
59.67:104:46
69.67:114:46
79.67:124:46
89.67:134:46
99.57:144:46
109.57:144:46
119.57:154:47
129.57:164:47
139.57:164:47
149.57:174:47
159.57:184:47
169.57:184:48
179.57:194:48
189.57:204:48
199.57:204:49
209.57:214:49
219.57:214:50
229.57:224:50
239.57:224:50
249.57:234:51
259.57:234:52
269.57:234:52
279.57:244:53
289.57:244:53
299.57:244:54
309.57:254:55
319.57:254:55

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.22 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.22 kWh/m² to a high of 7.87 kWh/m² in June across the year — December's 2.22 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.4Moderate
22.4Moderate
32.4Moderate
42.3Moderate
52.3Moderate
62.3Moderate
72.3Moderate
82.3Moderate
92.3Moderate
102.3Moderate
112.2Moderate
122.2Moderate
132.2Moderate
142.2Moderate
152.2Moderate
162.2Moderate
172.2Moderate
182.2Moderate
192.2Moderate
202.2Moderate
212.2Moderate
222.2Moderate
232.2Moderate
242.2Moderate
252.2Moderate
262.2Moderate
272.2Moderate
282.2Moderate
292.2Moderate
302.2Moderate
312.2Moderate
Planning a trip in December

Hazard calendar for Marmaris

In seasonPeak

In December, Marmaris sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Marmaris's rainy season runs November–February, when most of the year's rain falls.

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

Is December a good time to visit Marmaris?

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

4.7
Sightseeing
10th-best month of the year
0.5
Beach & pool
10th-best month of the year

December is a reasonable time to visit Marmaris for sightseeing.

What to pack for Marmaris in December

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

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

a warm layerrain gear

Sea temperature near Marmaris in December

The nearest coast averages about 19°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 27 km away) is warmest in August at about 27°C and coldest in March near 17°C.

It's comfortable for a long swim from May 19 to Dec 8 — about 6.7 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar17Cool
Apr18Cool
May20Cool
Jun23Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Warm
Nov22Refreshing
Dec19Cool

UV index in Marmaris 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 Marmaris peaks around June 21 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highModerateJun 21UV 9Jan 11UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar4Moderate
Apr8Very high
May8Very high
Jun10Very high
Jul9Very high
Aug9Very high
Sep8Very high
Oct5Moderate
Nov3Moderate
Dec2Moderate

Air quality in Marmaris 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 Marmaris is worst in August — around 21 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodAug 1520 µg/m³Dec 1811 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb13Moderate
Mar16Moderate
Apr18Moderate
May19Moderate
Jun17Moderate
Jul17Moderate
Aug21Moderate
Sep15Moderate
Oct14Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Marmaris?

Marmaris sits at 36.9°N, 28.3°E, 8 m above sea level, in Turkey. The nearest listed city is Muğla, 41 km away.

Topography around Marmaris

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

Within 3 km, the terrain around Marmaris has significant variations in elevation — a maximum elevation change of 493 m around an average of 88 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 996 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,275 m.

The land around Marmaris is covered by trees (45%) and water (26%) within 3 km, trees (64%) and water (25%) within 16 km, and trees (46%) and water (43%) within 80 km.

3 km
493 m
16 km
996 m
80 km
2,275 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Muğla 41 km · Sarigerme 41 km · Ortaca 44 km · Rhodes 47 km · Dalaman 48 km · Yatağan 55 km · Milas 67 km · Bodrum 78 km

Turkey travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$18,599
2025
Happiness
5.3 / 10
World Happiness, 2025
Homicide rate
3.2
per 100k, 2023
Road deaths
6.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 488
Religion
Muslim 100%other 0%

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 Marmaris (36.855°, 28.2742°, elevation 8 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).