16.09
wed
wed
Day
70°F
SW 9 mph
Precip.
3%
3%
Night
70°F
NW 7 mph
Precip.
3%
3%
17.09
thu
thu
Day
70°F
W 7 mph
Precip.
2%
2%
Night
70°F
N 7 mph
Precip.
3%
3%
18.09
fri
fri
Day
68°F
NW 6 mph
Precip.
4%
4%
Night
70°F
N 8 mph
Precip.
4%
4%
19.09
sat
sat
Day
72°F
W 5 mph
Precip.
3%
3%
Night
70°F
NE 3 mph
Precip.
5%
5%
20.09
sun
sun
Day
72°F
SW 7 mph
Precip.
3%
3%
Night
70°F
NE 7 mph
Precip.
4%
4%
21.09
mon
mon
Day
73°F
N 9 mph
Precip.
11%
11%
Night
63°F
S 23 mph
Precip.
45%
45%
22.09
tue
tue
Day
64°F
S 17 mph
Precip.
12%
12%
Night
59°F
SE 17 mph
Precip.
16%
16%
23.09
wed
wed
Day
63°F
SE 15 mph
Precip.
2%
2%
Night
61°F
E 9 mph
Precip.
14%
14%
24.09
thu
thu
Day
61°F
E 15 mph
Precip.
12%
12%
Night
59°F
E 10 mph
Precip.
4%
4%
25.09
fri
fri
Day
63°F
S 17 mph
Precip.
2%
2%
Night
64°F
SW 5 mph
Precip.
9%
9%
26.09
sat
sat
Day
63°F
SW 3 mph
Precip.
2%
2%
Night
64°F
NW 4 mph
Precip.
3%
3%
27.09
sun
sun
Day
63°F
SW 8 mph
Precip.
16%
16%
Night
64°F
W 11 mph
Precip.
4%
4%
28.09
mon
mon
Day
64°F
SW 9 mph
Precip.
14%
14%
Night
66°F
W 7 mph
Precip.
17%
17%
29.09
tue
tue
Day
66°F
W 7 mph
Precip.
15%
15%
Night
66°F
NW 11 mph
Precip.
18%
18%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 74.2°F. The highest and lowest sea temperatures during the month were 76.1°F and 72.0°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: 03:55
September 16, wednesday
0600
68°F
S
7 mph
7 mph
0900
68°F
S
9 mph
9 mph
1200
70°F
SW
9 mph
9 mph
1500
70°F
W
9 mph
9 mph
1800
70°F
NW
7 mph
7 mph
2100
70°F
W
8 mph
8 mph
September 17, thursday
0000
70°F
NW
7 mph
7 mph
0300
68°F
SE
2 mph
2 mph
