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Romania

Romania - Coast weather in December 2025

Romania

Romania - Coast weather in December 2025

 

Day

6 °C

 

Night

0 °C

 

Sea

9 °C

 

Precipitation

36 mm

in month

 

Rainy days

7 days

in month

 

Daylight

9 hours

average

 

Sunshine

2 hours

average

 

Humidity

86 %

 

Day

6 °C

 

Night

0 °C

 

Sea

9 °C

 

Precipitation

36 mm

in month

 

Rainy days

7 days

in month

 

Daylight

9 hours

average

 

Sunshine

2 hours

average

 

Humidity

86 %

Overview: Romania - Coast
In Romania - Coast in December, the average air temperature ranges from 6 °C (42 °F) during the day to 0 °C (32 °F) at night. There are 7 days of rain on average, where the rainfall is 36 mm (1.40 in).

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Aerial view of beach in Constanta at sunset time
Architecture in Constanta in partly cloudy weather
Beach in Mamaia on a day with cloudy weather

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Weather overview and FAQs

Weather overview

In Romania - Coast in December, the average air temperature ranges from 6 °C (42 °F) during the day to 0 °C (32 °F) at night. There are 7 days of rain on average, where the rainfall is 36 mm (1.40 in).

Is December a good month to visit Romania - Coast?

In December there are not good conditions to visit Romania - Coast. A relatively low temperature of 6 °C (42 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The night temperature of 0 °C (32 °F) is not inviting for evening and night activities except for visiting a bar and having beer or two.

What is the temperature in Romania - Coast during the day in December?

The average daily temperature in Romania - Coast in December is 6 °C (42 °F). Be sure to pack warm clothes, including a jacket and a warm sweater. On some days it may occasionally freeze, but with stronger winds, the feeling of cold may increase.

Can I expect a freeze in Romania - Coast in December?

It is possible that it will be freezing in Romania - Coast in December, night temperatures will be 0 °C (32 °F) on average.

How many rainy days can I expect in Romania - Coast in December?

In December in Romania - Coast, we can expect 7 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 1.5 days of the week, or in general - 22 % days.

What is the rainfall intensity in Romania - Coast in December?

In December in Romania - Coast, there is 36 mm (1.40 in) rainfall, which means on average 1 mm (0.05 in) rainfall per day.

How does the sea temperature evolve during the month in Romania - Coast in December?

Romania - Coast has a decreasing trend of the sea temperature during December - from 11 °C (52 °F) in the first days of the month to 8 °C (46 °F) in the last days of the month.

Is Romania - Coast rainier in December than in November?

Yes, Romania - Coast is a rainier December than in November.

What level of humidity is to expect in December in Romania - Coast?

In December in Romania - Coast, expect humidity around 86 %.

How long is the day (from dawn till dusk) in Romania - Coast in December?

The length of daylight in Romania - Coast in December is 9 hours.

How windy is Romania - Coast in December?

In Romania - Coast in December, there will be an average wind scale of 5.

Is the temperature rising or falling in the course of time in Romania - Coast in December?

During December in Romania - Coast, the day temperatures are decreasing - from 8 °C (47 °F) at the beginning of the month to 5 °C (41 °F) at the end of the month.

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