Measurements:
°C
°F
Mamaia
58°F
SE 23 mph
Feels like: 52°F
Precip: 71%
World Resorts Romania Mamaia Weather

Mamaia Sea Water Temperature

Current Sea Water Temperature:
+63.0°F
Maximum Sea Water Temperature in October: 75.6°F
Minimum Sea Water Temperature in October: 55.8°F
Average water temperature in October: 65.5°F

Sea Water Temperature for the Last 10 Days:

October 19 63.0°F October 14 68.0°F
October 18 62.8°F October 13 68.4°F
October 17 64.2°F October 12 68.2°F
October 16 64.2°F October 11 67.6°F
October 15 65.8°F October 10 66.8°F

When is the Warmest Sea for Mamaia?

According to our data for the last three years for Mamaia the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Mamaia was 79.2°F. The maximum and minimum values were 77.0°F and 82.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Mamaia was 77.7°F. The maximum and minimum values were 74.6°F and 81.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Mamaia was 74.9°F. The maximum and minimum values were 67.8°F and 79.0°F respectively.

Best Time to Visit Mamaia
The most sunny months:
August 27 days
July 25 days
September 21 days
The most warm months:
August 86.8 °F
July 86.6 °F
June 80.6 °F
Warmest sea temperature:
August 80.3 °F
July 79.2 °F
September 75.0 °F
The most cold months:
January 39.9 °F
February 42.8 °F
December 44.9 °F
The most rainy months:
June 3 days
May 2 days
March 2 days
The most windy months:
January 12 mph
February 12 mph
December 12 mph

Mamaia on the Weather Map

Romania Resorts:
NAME
F°
Baile Olanesti +68
Baile Tusnad +48
Brasov +48
Bucharest +66
Cluj Napoca +58
Covasna +48
Eforie Nord +56
Konstanta +58
Lasi +50
Mamaia +58
Mangalia +58
Poiana Brasov +50
Sinaia +50
Slanic Moldova +52
Sovata +56
24 Hours Weather Forecast
Mamaia
Local time: 12:07
19 oct, monday
1500 58°F
SE
21 mph
1800 56°F
SE
20 mph
2100 56°F
SE
17 mph
20 oct, tuesday
0000 56°F
SE
14 mph
0300 56°F
SE
13 mph
0600 56°F
SE
9 mph
0900 56°F
E
5 mph
1200 60°F
NE
1 mph