Mangalia weather in December

In December, Mangalia sees average daytime highs of 7°C and overnight lows near 2°C, with 43 mm of precipitation across 7.8 wet days and about 8.8 hours of daylight. It is the 10th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 8°C in the first days to 6°C by the end. The sky is clear or mostly clear about 26% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 hours at the start of December to 8 h 48 min by month's end. Set against the rest of the year, December is Mangalia's 10th-clearest and 1st-windiest month. For the whole year in context, see Mangalia's year-round climate.

Daytime high
10th warmest
Overnight low
3rd coldest
Precipitation
43 mm
7.8 wet days
Daylight
8 h 42 min
7:40 AM – 4:24 PM
Cloud cover
66%
10th clearest
Wind
17 km/h
1st windiest
Solar energy
1.27 kWh/m²
Travel score
0.8
out of 10

Mangalia is locality in Constanța County, Romania.

Air quality
Good
PM10 19.9 µg/m³ · 2018
Founded
~600 BCE

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 8°C in the first days to 6°C by the end.

A typical December day in Mangalia reaches about 7°C in the afternoon and slips back to 2°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 1°C and 13°C. Set against its neighbours, December runs about 5°C cooler than November and about 2°C warmer than January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
194
294
384
483
583
683
783
883
973
1072
1172
1272
1372
1472
1572
1672
1761
1861
1961
2061
2161
2261
2361
2461
2561
2661
2761
2861
2961
3061
3161

How December really feels in Mangalia

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 30 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
30
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Mangalia weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 447.439.10.1
Feb / 356.22.510.20.7
Mar10° / 448.11.211.62.3
Apr15° / 367.60.113.24.6
May20° / 13°438.2014.56.8
Jun25° / 18°508.3015.27.3
Jul28° / 20°386.4014.97.2
Aug28° / 20°315.2013.87.3
Sep23° / 16°506012.37.7
Oct18° / 11°526.6010.86.0
Nov12° / 406.50.69.53.3
Dec / 437.82.38.80.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23664
33565
43565
53466
63466
73466
83565
93565
103664
113664
123664
133763
143763
153763
163862
173961
183961
194159
204159
214159
224159
234258
244258
254159
264159
274159
284159
294159
304060
313961

Chance of precipitation in December

Any precipitationSnow

Mangalia gets around 43 mm of rain and snow over 7.8 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 25% and peaks near 26% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1255
2255
3255
4245
5246
6246
7246
8246
9246
10247
11247
12247
13248
14248
15248
16248
17258
18259
19259
20259
21259
22259
23269
24269
25269
262610
272610
282610
292610
302611
312611

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 17 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 16 km/h on the calmest days to 17 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
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 hours at the start of December to 8 h 48 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 7:26 AM to 7:46 AM, and sunset from 4:25 PM to 4:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.07:264:25
28.97:274:24
38.97:284:24
48.97:294:24
58.97:304:24
68.97:314:23
78.97:324:23
88.87:334:23
98.87:344:23
108.87:354:23
118.87:364:23
128.87:374:23
138.87:374:24
148.87:384:24
158.87:394:24
168.77:404:24
178.77:404:24
188.77:414:25
198.77:414:25
208.77:424:25
218.77:434:26
228.77:434:26
238.77:434:27
248.77:444:27
258.77:444:28
268.77:454:28
278.77:454:29
288.77:454:30
298.87:454:30
308.87:464:31
318.87:464:32

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.27 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.27 kWh/m² to a high of 6.72 kWh/m² in July across the year — December's 1.27 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.3Dim
21.3Dim
31.3Dim
41.3Dim
51.3Dim
61.3Dim
71.3Dim
81.3Dim
91.3Dim
101.3Dim
111.3Dim
121.3Dim
131.3Dim
141.3Dim
151.3Dim
161.3Dim
171.3Dim
181.3Dim
191.3Dim
201.3Dim
211.3Dim
221.3Dim
231.3Dim
241.3Dim
251.3Dim
261.3Dim
271.3Dim
281.3Dim
291.3Dim
301.3Dim
311.3Dim
Planning a trip in December

Is December a good time to visit Mangalia?

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

0.8
Sightseeing
10th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Mangalia.

What to pack for Mangalia in December

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

In December, Mangalia sees daytime highs around 7°C and nights near 2°C. Pack a warm layer. Worth having: a heavy coat. About 8 days see rain.

a warm layera heavy coat

Sea temperature near Mangalia in December

The nearest coast averages about 10°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 25°C and coldest in February near 6°C.

It's comfortable for a long swim from Jun 12 to Oct 1 — about 3.7 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan7Bracing
Feb6Bracing
Mar7Bracing
Apr10Bracing
May16Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep22Refreshing
Oct18Cool
Nov14Bracing
Dec10Bracing

UV index in Mangalia in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mangalia peaks around July 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 18UV 8Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr7High
May6High
Jun8Very high
Jul8Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Mangalia?

Mangalia sits at 43.8°N, 28.6°E, 1 m above sea level, in Romania. The nearest listed city is Constanța, 41 km away.

MedgidiaNăvodariDobrichCernavodăFeteşti

Topography around Mangalia

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

Within 3 km, the terrain around Mangalia has only modest variations in elevation — a maximum elevation change of 54 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 107 m; within 80 km, significant variations in elevation — a maximum elevation change of 362 m.

The land around Mangalia is covered by water (41%), cropland (22%) and artificial surfaces (20%) within 3 km, cropland (45%) and water (45%) within 16 km, and cropland (49%) and water (36%) within 80 km.

3 km
54 m
16 km
107 m
80 km
362 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Constanța 41 km · Medgidia 54 km · Năvodari 56 km · Dobrich 66 km · Cernavodă 73 km · Varna 85 km · Feteşti 87 km · Asparuhovo 90 km

Romania travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 44% of US
price level, 2025
GDP per capita
$22,538
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
82%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
10.3
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 605
Religion
Romanian Orthodox 85%other 5%Roman Catholic 5%Reformed 3%

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 Mangalia (43.8162°, 28.5766°, elevation 1 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).