World Resorts Romania Mamaia Weather

Mamaia Sea Temperature in December

Average sea water temperature in December:
+48.8°F
Minimum sea water temperature in December: 55.6°F
Maximum sea water temperature in December: 42.1°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 52.0°F. The highest and lowest sea temperatures during the month were 55.6°F and 47.7°F.

Monthly sea water temperature in Mamaia, °F

Which Romania resorts have warmest sea in December?

Place name December 2025 December 2024
Eforie Nord 53.2°F 50.6°F
Mangalia 52.9°F 50.5°F
Konstanta 52.0°F 49.7°F
Mamaia 52.0°F 49.7°F

Best time for vacation in Mamaia

Sunniest months:
August 27 days
July 26 days
September 22 days
Warmest months:
August 83.5 °F
July 83.3 °F
June 77.8 °F
Warmest sea temp:
August 77.4 °F
July 76.4 °F
September 72.5 °F
Coldest months:
January 41.1 °F
February 43.6 °F
December 45.3 °F
Rainiest months:
June 3 days
May 2 days
March 2 days
Windiest months:
January 12.6 mph
February 12.5 mph
December 12.2 mph

Mamaia on a weather map

Current weather
12:50
Mamaia
+50°F
SW 12 mph
Feels like: +45°F
Precip.: 65%
Places in Romania:
Name
°F
Brasov
+43°F
Bucharest
+46°F
Baile Tusnad
+45°F
Baile Olanesti
+48°F
Galati
+46°F
Cluj Napoca
+46°F
Konstanta
+50°F
Mamaia
+50°F
Mangalia
+52°F
Poiana Brasov
+43°F
Sinaia
+43°F
Slanic Moldova
+45°F
Sovata
+43°F
Eforie Nord
+50°F
Lasi
+45°F
all places
24 Hours Forecast
Mamaia
Local time: 12:50
December 20, saturday
1500
50°F
SW
10 mph
1800
50°F
SW
7 mph
2100
50°F
W
6 mph
December 21, sunday
0000
50°F
W
6 mph
0300
50°F
W
4 mph
0600
50°F
W
6 mph
0900
50°F
W
4 mph
1200
52°F
SW
4 mph
Units of measurement: °C / °F