Measurements:
°C
°F
Mykonos
62°F
NW 10 mph
Feels like: 62°F
Precip: 0%
World Resorts Greece Mykonos Weather

Mykonos Sea Water Temperature

Current Sea Water Temperature:
+62.6°F
Maximum Sea Water Temperature in April: 67.2°F
Minimum Sea Water Temperature in April: 58.8°F
Average water temperature in April: 62.7°F

Sea Water Temperature for the Last 10 Days:

April 14 62.6°F April 09 62.8°F
April 13 62.8°F April 08 62.8°F
April 12 62.6°F April 07 62.4°F
April 11 63.2°F April 06 62.2°F
April 10 62.8°F April 05 62.4°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Mykonos was 79.5°F. The maximum and minimum values were 78.0°F and 82.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Mykonos was 77.8°F. The maximum and minimum values were 74.0°F and 81.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Mykonos was 77.8°F. The maximum and minimum values were 74.8°F and 80.4°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 84.7 °F
July 84.2 °F
September 79.7 °F
Warmest sea temperature:
August 79.7 °F
July 78.2 °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
February 18 mph
July 18 mph

Mykonos on the Weather Map

Greece Resorts:
NAME
Athenes +62
Athos +56
Chalkidiki +56
Chania +62
Corfu +64
Crete +68
Heraklion +62
Kassandra +58
Lefkada +64
Paralia Katerini +56
Rhodes +58
Santorini +64
Thasos +54
Thessaloniki +54
Zakynthos +66
24 Hours Weather Forecast
Mykonos
Local time: 00:05
15 apr, wednesday
0300 62°F
SW
14 mph
0600 62°F
S
11 mph
0900 62°F
S
12 mph
1200 62°F
S
17 mph
1500 62°F
S
19 mph
1800 60°F
S
23 mph
2100 60°F
S
25 mph
16 apr, thursday
0000 60°F
S
25 mph