Measurements:
°C
°F
Mykonos
68°F
N 9 mph
Feels like: 68°F
Precip: 17%
World Resorts Greece Mykonos Weather

Mykonos Sea Water Temperature

Current Sea Water Temperature:
+70.4°F
Maximum Sea Water Temperature in October: 79.2°F
Minimum Sea Water Temperature in October: 66.8°F
Average water temperature in October: 73.5°F

Sea Water Temperature for the Last 10 Days:

October 21 70.4°F October 16 71.4°F
October 20 69.8°F October 15 71.4°F
October 19 70.0°F October 14 72.6°F
October 18 70.4°F October 13 72.8°F
October 17 71.4°F October 12 72.6°F

When is the Warmest Sea for Mykonos?

According to our data for the last three years for Mykonos 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 Mykonos was 78.1°F. The maximum and minimum values were 75.6°F and 80.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Mykonos was 78.7°F. The maximum and minimum values were 75.2°F and 81.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Mykonos was 78.1°F. The maximum and minimum values were 75.2°F and 79.8°F respectively.

Best Time to Visit Mykonos
The most sunny months:
July 31 days
August 30 days
June 29 days
The most warm months:
August 84.3 °F
July 83.9 °F
September 79.3 °F
Warmest sea temperature:
August 79.6 °F
July 78.3 °F
September 78.2 °F
The most cold months:
January 56.2 °F
February 56.8 °F
March 58.6 °F
The most rainy months:
January 5 days
December 4 days
February 3 days
The most windy months:
January 18 mph
August 18 mph
July 18 mph

Mykonos on the Weather Map

Greece Resorts:
NAME
F°
Athenes +62
Bali Gr +52
Chalkidiki +64
Chania +68
Corfu +70
Crete +68
Hanioti +68
Hersonissos +60
Paralia Katerini +62
Pefkochori +66
Rhodes +64
Sithonia +66
Thasos +60
Thessaloniki +60
Zakynthos +68
24 Hours Weather Forecast
Mykonos
Local time: 07:15
22 oct, thursday
0900 68°F
N
9 mph
1200 70°F
N
9 mph
1500 72°F
N
9 mph
1800 72°F
N
7 mph
2100 72°F
N
9 mph
23 oct, friday
0000 72°F
N
9 mph
0300 70°F
N
9 mph
0600 70°F
N
9 mph