29.12
mon
mon
Day

39°F
SE 22 mph
Precip.
0%
0%
Night

34°F
NE 13 mph
Precip.
0%
0%
30.12
tue
tue
Day

41°F
E 17 mph
Precip.
0%
0%
Night

32°F
S 17 mph
Precip.
0%
0%
31.12
wed
wed
Day

34°F
SE 19 mph
Precip.
0%
0%
Night

28°F
E 12 mph
Precip.
0%
0%
01.01
thu
thu
Day

34°F
SE 14 mph
Precip.
0%
0%
Night

30°F
NE 15 mph
Precip.
0%
0%
02.01
fri
fri
Day

43°F
NE 14 mph
Precip.
0%
0%
Night

37°F
NE 9 mph
Precip.
0%
0%
03.01
sat
sat
Day

48°F
NE 9 mph
Precip.
0%
0%
Night

43°F
NE 12 mph
Precip.
0%
0%
04.01
sun
sun
Day

52°F
NE 13 mph
Precip.
0%
0%
Night

50°F
NE 13 mph
Precip.
0%
0%
05.01
mon
mon
Day

55°F
NE 15 mph
Precip.
0%
0%
Night

50°F
NE 9 mph
Precip.
0%
0%
06.01
tue
tue
Day

55°F
NE 11 mph
Precip.
0%
0%
Night

52°F
NE 12 mph
Precip.
0%
0%
07.01
wed
wed
Day

57°F
NE 9 mph
Precip.
0%
0%
Night

52°F
E 11 mph
Precip.
0%
0%
08.01
thu
thu
Day

50°F
NE 13 mph
Precip.
0%
0%
Night

37°F
SW 15 mph
Precip.
100%
100%
09.01
fri
fri
Day

36°F
S 14 mph
Precip.
0%
0%
Night

32°F
SE 12 mph
Precip.
0%
0%
10.01
sat
sat
Day

39°F
SE 17 mph
Precip.
0%
0%
Night

34°F
NE 4 mph
Precip.
0%
0%
11.01
sun
sun
Day

43°F
NW 10 mph
Precip.
0%
0%
Night

43°F
NW 15 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 50.4°F. The highest and lowest sea temperatures during the month were 55.6°F and 43.3°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 45.4°F. The highest and lowest sea temperatures during the month were 49.5°F and 42.1°F.
Air temperature in Mamaia, °F
Precipitation total in Mamaia, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Mamaia
Mamaia on a weather map
Places in Romania:
Name
°F
24 Hours Forecast
Mamaia
Local time: 08:44
December 29, monday
0900

36°F
SE
22 mph
22 mph
1200

39°F
SE
22 mph
22 mph
1500

41°F
E
17 mph
17 mph
1800

37°F
E
15 mph
15 mph
2100

34°F
E
14 mph
14 mph
December 30, tuesday
0000

34°F
NE
13 mph
13 mph
0300

34°F
NE
11 mph
11 mph
0600

34°F
E
14 mph
14 mph




























