Measurements:
°C
°F
Skiathos
78°F
SW 5 mph
Feels like: 80°F
Precip: 5%
World Resorts Greece Skiathos Weather

Skiathos Sea Water Temperature

Current Sea Water Temperature:
+77.4°F
Maximum Sea Water Temperature in June: 83.8°F
Minimum Sea Water Temperature in June: 68.0°F
Average water temperature in June: 76.6°F

Sea Water Temperature for the Last 10 Days:

June 20 77.4°F June 15 77.4°F
June 19 77.6°F June 14 77.0°F
June 18 77.8°F June 13 77.4°F
June 17 77.6°F June 12 78.4°F
June 16 77.8°F June 11 78.0°F

When is the Warmest Sea for Skiathos?

According to our data for the last three years for Skiathos 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 Skiathos was 83.2°F. The maximum and minimum values were 81.2°F and 84.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Skiathos was 83.2°F. The maximum and minimum values were 80.2°F and 86.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Skiathos was 80.1°F. The maximum and minimum values were 77.2°F and 82.8°F respectively.

Best Time to Visit Skiathos
The most sunny months:
July 29 days
August 28 days
June 25 days
The most warm months:
August 86.3 °F
July 86.0 °F
September 80.1 °F
Warmest sea temperature:
August 83.9 °F
July 82.4 °F
September 80.4 °F
The most cold months:
January 53.5 °F
February 55.1 °F
December 56.9 °F
The most rainy months:
February 4 days
November 4 days
January 4 days
The most windy months:
January 12 mph
February 12 mph
December 12 mph

Skiathos on the Weather Map

Greece Resorts:
NAME
Athenes +86
Bali Gr +76
Chalkidiki +80
Chania +78
Corfu +80
Crete +68
Hanioti +82
Heraklion +76
Hersonissos +74
Paralia Katerini +86
Rhodes +80
Sithonia +82
Thasos +80
Thessaloniki +86
Zakynthos +78
24 Hours Weather Forecast
Skiathos
Local time: 17:56
20 jun, saturday
1800 78°F
SW
5 mph
2100 80°F
SE
8 mph
21 jun, sunday
0000 80°F
SE
12 mph
0300 78°F
S
10 mph
0600 78°F
S
11 mph
0900 78°F
S
9 mph
1200 78°F
S
12 mph
1500 78°F
S
9 mph

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