24.12
wed
wed
Day
46°F
W 17 mph
Precip.
100%
100%
Night
45°F
W 23 mph
Precip.
0%
0%
25.12
thu
thu
Day
41°F
SW 22 mph
Precip.
0%
0%
Night
34°F
S 12 mph
Precip.
0%
0%
26.12
fri
fri
Day
37°F
E 16 mph
Precip.
0%
0%
Night
37°F
SE 14 mph
Precip.
0%
0%
27.12
sat
sat
Day
37°F
SE 21 mph
Precip.
100%
100%
Night
34°F
E 11 mph
Precip.
0%
0%
28.12
sun
sun
Day
36°F
E 14 mph
Precip.
100%
100%
Night
30°F
SE 14 mph
Precip.
0%
0%
29.12
mon
mon
Day
36°F
E 17 mph
Precip.
0%
0%
Night
30°F
SE 9 mph
Precip.
0%
0%
30.12
tue
tue
Day
34°F
SE 12 mph
Precip.
29%
29%
Night
30°F
SE 12 mph
Precip.
40%
40%
31.12
wed
wed
Day
32°F
E 7 mph
Precip.
0%
0%
Night
30°F
E 9 mph
Precip.
0%
0%
01.01
thu
thu
Day
37°F
E 19 mph
Precip.
0%
0%
Night
34°F
E 11 mph
Precip.
0%
0%
02.01
fri
fri
Day
43°F
NE 9 mph
Precip.
0%
0%
Night
41°F
NE 9 mph
Precip.
0%
0%
03.01
sat
sat
Day
48°F
NE 14 mph
Precip.
0%
0%
Night
50°F
N 18 mph
Precip.
0%
0%
04.01
sun
sun
Day
54°F
N 24 mph
Precip.
66%
66%
Night
45°F
NE 8 mph
Precip.
0%
0%
05.01
mon
mon
Day
50°F
N 8 mph
Precip.
27%
27%
Night
52°F
N 23 mph
Precip.
100%
100%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 51.4°F. The highest and lowest sea temperatures during the month were 55.6°F and 47.5°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: 01:18
December 24, wednesday
0300
46°F
NW
9 mph
9 mph
0600
46°F
W
12 mph
12 mph
0900
46°F
W
14 mph
14 mph
1200
46°F
W
17 mph
17 mph
1500
46°F
W
20 mph
20 mph
1800
46°F
W
22 mph
22 mph
2100
45°F
W
22 mph
22 mph
December 25, thursday
0000
45°F
W
23 mph
23 mph
