easeweather.com
Constanța (Constanţa)
Alba IuliaAninaAzugaBacăuBaia MareBilborBraşovBucharestBăile HerculaneCluj-NapocaColibițaConstanţaCraiovaCurtea de ArgeşCălăraşiGiurgiuHunedoaraHârşovaIaşiLiveziMangaliaMiercurea-CiucMioveniOradeaPetreştiPiatra NeamţPredealRâmnicu SăratRâmnicu VâlceaSibiuSinaiaSuceavaTimişoaraTârgu-MureşVărșand More Locations
Romania weather

Weather in Constanța for December 2025

Your guide to Constanța weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, Constanța usually enjoys a light touch of snow in December.
    According to Constanța snow forecast for December 2025, 2 snowy days are expected until the end of the month. The closest date with snow is Saturday, 27 December.

    • Temperatures

  • Until now, December 2025 in Constanța has been nearly identical to the historical average, with a temperature of 9.7 °C (showing only a slight deviation of 0.4 °C).

  • The forecast for the next days in Constanța predicts temperatures to be around 6 °C, close to the historical average.

  • In general, the average temperature in Constanța at the beginning of December is 10.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 4 °C by the end of December.

    • Rain 🌧️

  • Constanța in December brings notable rainfall, with an average of 16 rainy days and a total precipitation of 52.1 mm.

Average dry days
13
Dry days
Average rainy days
16
Rainy days
Average snowy days
2
Snow days
Average temperatures
9°/4°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Constanța Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
10°
2
Patchy rain possible
11°
3
Patchy rain possible
12°
4
Patchy rain possible
8°
5
Overcast
9°
6
Patchy rain possible
11°
7
Patchy rain possible
11°
8
Patchy rain possible
9°
9
Cloudy
9°
10
Overcast
11°
11
Overcast
11°
12
Heavy rain at times
10°
13
Patchy rain possible
8°
14
Overcast
8°
15
Overcast
8°
16
Overcast
7°
17
Patchy rain possible
9°
18
Overcast
8°
19
Sunny
7°
20
Sunny
8°
21
Patchy rain possible
10°
22
Cloudy
9°
23
Patchy rain possible
10°
24
Moderate rain
11°
25
Heavy rain
10°
26
Patchy rain possible
6°
27
Patchy rain possible
3°
28
Patchy rain possible
2°
29
Partly cloudy
2°
30
Partly cloudy
3°
31
Cloudy
2°

What’s the Weather Like in Constanța This December?

Discover the average temperatures and weather trends across Constanța’s cities this December.
Patchy rain possibleConstanţa9 °C / 4 °CPatchy rain possibleMangalia9 °C / 5 °CCloudyHârşova8 °C / 3 °CMore Locations

Temperatures trend during December in Constanța

See the weather trend as well as the moving average line

December weather in Constanța day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Patchy rain possible
Patchy rain possible
 10° /5° 0.6 mm 0 cm
2 Dec. Patchy rain possible
Patchy rain possible
 11° /6° 0.3 mm 0 cm
3 Dec. Patchy rain possible
Patchy rain possible
 12° /6° 1.8 mm 0 cm
4 Dec. Patchy rain possible
Patchy rain possible
 8° /5° 1.8 mm 0 cm
5 Dec. Overcast
Overcast
 9° /5° 0.6 mm 0 cm
6 Dec. Patchy rain possible
Patchy rain possible
 11° /8° 0.5 mm 0 cm
7 Dec. Patchy rain possible
Patchy rain possible
 11° /8° 6.1 mm 0 cm
8 Dec. Patchy rain possible
Patchy rain possible
 9° /5° 3.7 mm 0 cm
9 Dec. Cloudy
Cloudy
 9° /5° 1.5 mm 0 cm
10 Dec. Overcast
Overcast
 11° /6° 3 mm 0 cm
11 Dec. Overcast
Overcast
 11° /6° 1.3 mm 0 cm
12 Dec. Heavy rain at times
Heavy rain at times
 10° /5° 2.5 mm 0 cm
13 Dec. Patchy rain possible
Patchy rain possible
 8° /4° 1.1 mm 0 cm
14 Dec. Overcast
Overcast
 8° /3° 0.1 mm 0 cm
15 Dec. Overcast
Overcast
 8° /3° 1.9 mm 0 cm
16 Dec. Overcast
Overcast
 7° /2° 1.1 mm 0 cm
17 Dec. Patchy rain possible
Patchy rain possible
 9° /4° 0.2 mm 0 cm
18 Dec. Overcast
Overcast
 8° /3° 0.2 mm 0 cm
19 Dec. Sunny
Sunny
 7° /3° 0 mm 0 cm
20 Dec. Sunny
Sunny
 8° /4° 0.2 mm 0 cm
21 Dec. Patchy rain possible
Patchy rain possible
 10° /8° 1 mm 0 cm
22 Dec. Cloudy
Cloudy
 9° /6° 0.1 mm 0 cm
23 Dec. Patchy rain possible
Patchy rain possible
 10° /8° 0.2 mm 0 cm
24 Dec. Moderate rain
Moderate rain
 11° /7° 6.1 mm 0 cm
25 Dec. Heavy rain
Heavy rain
 10° /8° 34 mm 0 cm
26 Dec. Patchy rain possible
Patchy rain possible
 6° /4° 0.1 mm 0 cm
27 Dec. Patchy rain possible
Patchy rain possible
 3° /1° 0.2 mm 0.1 cm
28 Dec. Patchy rain possible
Patchy rain possible
 2° /0° 0.2 mm 0.1 cm
29 Dec. Partly cloudy
Partly cloudy
 2° /-1° 0 mm 0 cm
30 Dec. Partly cloudy
Partly cloudy
 3° /-1° 0 mm 0 cm
31 Dec. Cloudy
Cloudy
 2° /-1° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Constanța in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Constanța forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Constanța in December - FAQ

What are the expected maximum and minimum temperatures in Constanța during December?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 4°.
How much rainfall should be expected in Constanța during December?
Moderate rainfall is anticipated in Constanța during December, with a total of 52.1 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
Will it snow in Constanța in December 2025?
Constanța experiences an average snowfall of 0.518 cm during December, occurring over 2 days.
What are the typical wind conditions in Constanța during December?
The average wind speed in Constanța during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

Constanța water temperatures in December

The average water temperature of the Black Sea near Constanța in December is 16.4 °C. At the beginning of December temperatures are around 16.6 °C; by the end of the month they get a bit cooler and reach 15.7 °C.

What is the water temperature in Constanța in December?
The average water temperature in Constanța in December is 16.4 °C.
Can you swim in Constanța in December?
Brisk: quick dips and active swimming are fine, but pack a 2–3 mm spring suit if you plan longer sessions or early-morning outings.

Constanța snow forecast December 2025

Track daily snowfall levels and discover Constanța’s snowy potential this December ❄️
On average, Constanța sees 2 snowy days during December, with approximately 0.5 cm of total snowfall.

December rainfall patterns in Constanța

Explore the daily rainfall trends and prepare for Constanțas December weather 💧
Typically, Constanța has 16 rainy days in December with a total of 52.1 mm of rainfall.
Provinces in Constanța
Select a province for an accurate weather forecast
Municipiul ConstanţaMunicipiul MangaliaOraş Hârşova
Top locations in Constanța
Select a location for an accurate weather forecast
ConstanţaHârşovaMangalia
More Locations

Quick links

More Constanța weather pages
You are here
Location coordinates Where is Constanța?

Get accurate weather forecasts for Constanța, located at latitude 44.181 and longitude 28.634. Stay updated with localized weather information tailored for Constanța.

Found a mistake?
We appreciate your attention to details. Tell us here.