22.12
mon
mon
Day

48°F
SW 5 mph
Precip.
0%
0%
Night

45°F
SW 6 mph
Precip.
0%
0%
23.12
tue
tue
Day

48°F
W 6 mph
Precip.
0%
0%
Night

46°F
NW 4 mph
Precip.
65%
65%
24.12
wed
wed
Day

48°F
W 12 mph
Precip.
100%
100%
Night

46°F
W 20 mph
Precip.
75%
75%
25.12
thu
thu
Day

43°F
SW 21 mph
Precip.
70%
70%
Night

36°F
S 11 mph
Precip.
0%
0%
26.12
fri
fri
Day

39°F
E 16 mph
Precip.
0%
0%
Night

36°F
S 15 mph
Precip.
100%
100%
27.12
sat
sat
Day

37°F
S 21 mph
Precip.
72%
72%
Night

34°F
SE 13 mph
Precip.
0%
0%
28.12
sun
sun
Day

37°F
E 20 mph
Precip.
0%
0%
Night

34°F
E 12 mph
Precip.
0%
0%
29.12
mon
mon
Day

37°F
E 15 mph
Precip.
0%
0%
Night

34°F
SE 11 mph
Precip.
0%
0%
30.12
tue
tue
Day

36°F
SE 15 mph
Precip.
0%
0%
Night

30°F
SE 15 mph
Precip.
25%
25%
31.12
wed
wed
Day

34°F
SE 16 mph
Precip.
0%
0%
Night

30°F
E 12 mph
Precip.
0%
0%
01.01
thu
thu
Day

37°F
NE 11 mph
Precip.
0%
0%
Night

32°F
E 9 mph
Precip.
0%
0%
02.01
fri
fri
Day

39°F
N 6 mph
Precip.
0%
0%
Night

45°F
N 17 mph
Precip.
100%
100%
03.01
sat
sat
Day

48°F
NE 17 mph
Precip.
0%
0%
Night

37°F
E 20 mph
Precip.
66%
66%
04.01
sun
sun
Day

36°F
E 5 mph
Precip.
0%
0%
Night

37°F
NW 7 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 51.8°F. The highest and lowest sea temperatures during the month were 55.6°F and 47.7°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: 07:04
December 22, monday
0900

45°F
S
5 mph
5 mph
1200

48°F
SW
5 mph
5 mph
1500

48°F
SW
6 mph
6 mph
1800

45°F
SW
7 mph
7 mph
2100

45°F
SW
7 mph
7 mph
December 23, tuesday
0000

45°F
SW
6 mph
6 mph
0300

45°F
SW
6 mph
6 mph
0600

45°F
W
5 mph
5 mph


























