Cernavodă weather in December

In December, Cernavodă sees average daytime highs of 5°C and overnight lows near -1°C, with 42 mm of precipitation across 7.1 wet days and about 8.7 hours of daylight. It is the 11th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 7°C in the first days to 4°C by the end. The sky is clear or mostly clear about 24% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 54 min at the start of December to 8 h 42 min by month's end. Set against the rest of the year, December is Cernavodă's 11th-clearest and 5th-windiest month. For the whole year in context, see Cernavodă's year-round climate.

Daytime high
11th warmest
Overnight low
-1°
3rd coldest
Precipitation
42 mm
7.1 wet days
Daylight
8 h 42 min
7:44 AM – 4:24 PM
Cloud cover
67%
11th clearest
Wind
12 km/h
5th windiest
Solar energy
1.28 kWh/m²
Travel score
0.3
out of 10

Cernavodă is locality in Constanța County, Romania.

Founded
1417

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 7°C in the first days to 4°C by the end.

A typical December day in Cernavodă reaches about 5°C in the afternoon and slips back to -1°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between -1°C and 12°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
172
271
371
471
571
671
761
860
960
1060
1160
1260
1350
1450
155-1
165-1
175-1
185-1
195-1
205-1
215-1
225-1
235-1
244-1
254-2
264-2
274-2
284-2
294-2
304-2
314-2

How December really feels in Cernavodă

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

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

Cernavodă weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°396.73.89.10.0
Feb / -1°335.82.810.20.6
Mar11° / 448.41.711.62.8
Apr16° / 418.40.213.25.3
May22° / 12°539.3014.66.9
Jun27° / 17°619.6015.36.8
Jul29° / 18°427.20156.3
Aug29° / 18°345.4013.86.5
Sep24° / 14°496.1012.37.6
Oct18° / 446010.86.1
Nov11° / 396.20.99.43.0
Dec / -1°427.12.78.70.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33466
43466
53466
63466
73466
83367
93466
103565
113565
123565
133565
143565
153565
163664
173763
183862
193961
203961
214060
224060
234159
244159
254159
264060
274060
284060
294060
304060
313961

Chance of precipitation in December

Any precipitationSnow

Cernavodă gets around 42 mm of rain and snow over 7.1 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 23% and peaks near 24% on the wettest days, and about 3 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1245
2246
3246
4246
5236
6236
7237
8237
9227
10228
11228
12228
13229
14229
15219
162210
172210
182210
192210
202210
212211
222311
232311
242311
252311
262412
272412
282412
292413
302413
312413

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 12 km/h in December.

Across December, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 54 min at the start of December to 8 h 42 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 7:30 AM to 7:50 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)
18.97:304:25
28.97:314:25
38.97:324:24
48.87:334:24
58.87:344:24
68.87:354:24
78.87:364:24
88.87:374:24
98.87:384:24
108.77:394:24
118.77:404:24
128.77:414:24
138.77:414:24
148.77:424:24
158.77:434:24
168.77:444:24
178.77:444:25
188.77:454:25
198.77:464:25
208.77:464:26
218.77:474:26
228.77:474:27
238.77:484:27
248.77:484:28
258.77:484:28
268.77:494:29
278.77:494:29
288.77:494:30
298.77:504:31
308.77:504:31
318.77:504:32

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.28 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.28 kWh/m² to a high of 6.38 kWh/m² in July across the year — December's 1.28 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
311.4Dim
Planning a trip in December

Is December a good time to visit Cernavodă?

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

0.3
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Cernavodă.

What to pack for Cernavodă in December

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

In December, Cernavodă sees daytime highs around 5°C and nights near -1°C. Pack a warm layer. Worth having: a heavy coat. About 7 days see rain.

a warm layera heavy coat

Sea temperature near Cernavodă in December

The nearest coast averages about 9°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 47 km away) is warmest in August at about 25°C and coldest in February near 5°C.

It's comfortable for a long swim from Jun 12 to Sep 28 — about 3.6 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan6Bracing
Feb5Bracing
Mar6Bracing
Apr10Bracing
May16Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep22Refreshing
Oct18Cool
Nov13Bracing
Dec9Bracing

UV index in Cernavodă 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 Cernavodă peaks around July 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 18UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr7Very high
May6High
Jun8Very high
Jul8Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Cernavodă?

Cernavodă sits at 44.3°N, 28.0°E, 15 m above sea level, in Romania. The nearest listed city is Feteşti, 17 km away.

NăvodariConstanțaSloboziaSilistraMangalia

Topography around Cernavodă

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

Within 3 km, the terrain around Cernavodă has only modest variations in elevation — a maximum elevation change of 100 m around an average of 36 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 154 m; within 80 km, significant variations in elevation — a maximum elevation change of 402 m.

The land around Cernavodă is covered by trees (46%) within 3 km, cropland (68%) within 16 km, and cropland (66%) within 80 km.

3 km
100 m
16 km
154 m
80 km
402 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Feteşti 17 km · Fetești-Gară 19 km · Medgidia 22 km · Năvodari 45 km · Constanța 51 km · Slobozia 59 km · Silistra 66 km · Mangalia 73 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 Cernavodă (44.3396°, 28.0327°, elevation 15 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).