World Resorts Greece Mykonos Weather

Mykonos sea water temperature

Current sea water temperature:
+65.1°F
Minimum sea water temperature in May: 69.8°F
Maximum sea water temperature in May: 60.8°F
Average sea water temperature in May: 65.1°F

Sea water temperature for the last 10 days:

May 16 65.1°F May 11 64.9°F
May 15 65.5°F May 10 63.5°F
May 14 65.8°F May 9 62.2°F
May 13 65.8°F May 8 61.9°F
May 12 65.5°F May 7 62.8°F

When is the warmest sea in Mykonos?

Based on the data about daily sea water temperature for the last three years the warmest sea in Mykonos was noticed in August, July and September.

Monthly Sea Temperatures in Mykonos, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 76.6°F. The highest and lowest sea temperatures during the month were 79.0°F and 75.2°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 75.0°F. The highest and lowest sea temperatures during the month were 78.6°F and 71.6°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 75.1°F. The highest and lowest sea temperatures during the month were 77.4°F and 72.3°F.

Best time for vacation in Mykonos

Sunniest months:
July 31 days
August 30 days
June 29 days
Warmest months:
August 81.2 °F
July 80.8 °F
September 76.7 °F
Warmest sea temp:
August 76.8 °F
July 75.4 °F
September 75.4 °F
Coldest months:
January 55.6 °F
February 56.1 °F
March 57.7 °F
Rainiest months:
January 5 days
December 4 days
February 3 days
Windiest months:
January 18.5 mph
February 18.1 mph
July 18.1 mph

Mykonos on a weather map

Mykonos
+64°F
NW 21 mph
Feels like: +64°F
Precip.: 0%
Places in Greece:
Name
°F
+63°F
+64°F
+61°F
+61°F
+66°F
+64°F
+63°F
+72°F
+63°F
+57°F
+66°F
+59°F
+64°F
+64°F
24 Hours Forecast
Mykonos
Local time: 00:53
May 17, sunday
0300
64°F
N
11 mph
0600
64°F
N
6 mph
0900
64°F
NE
7 mph
1200
66°F
S
14 mph
1500
66°F
S
6 mph
1800
66°F
N
1 mph
2100
64°F
S
5 mph
May 18, monday
0000
64°F
E
1 mph
Units of measurement: °C / °F