Measurements:
°C
°F
Ermones
56°F
SW 2 mph
Feels like: 56°F
Precip: 0%
World Resorts Greece Ermones Weather

Ermones Sea Water Temperature

Current Sea Water Temperature:
+66.8°F
Maximum Sea Water Temperature in December: 70.8°F
Minimum Sea Water Temperature in December: 61.4°F
Average water temperature in December: 65.9°F

Sea Water Temperature for the Last 10 Days:

December 13 66.8°F December 08 67.4°F
December 12 66.6°F December 07 67.4°F
December 11 66.8°F December 06 67.2°F
December 10 66.6°F December 05 67.2°F
December 09 67.0°F December 04 67.6°F

When is the Warmest Sea for Ermones?

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

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 Ermones was 79.4°F. The maximum and minimum values were 74.0°F and 82.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Ermones was 79.1°F. The maximum and minimum values were 76.8°F and 81.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Ermones was 79.2°F. The maximum and minimum values were 75.4°F and 84.8°F respectively.

Best Time to Visit Ermones
The most sunny months:
July 30 days
August 29 days
June 26 days
The most warm months:
August 89.1 °F
July 87.5 °F
September 82.1 °F
Warmest sea temperature:
August 82.1 °F
September 80.4 °F
July 79.2 °F
The most cold months:
January 54.4 °F
February 56.0 °F
December 58.1 °F
The most rainy months:
November 9 days
January 7 days
February 6 days
The most windy months:
January 9 mph
February 9 mph
November 8 mph

Ermones on the Weather Map

Greece Resorts:
NAME
Athenes +50
Athos +54
Bali Gr +60
Chalkidiki +56
Chania +58
Corfu +58
Crete +54
Hanioti +56
Heraklion +58
Hersonissos +56
Paralia Katerini +46
Rhodes +56
Santorini +62
Thasos +54
Thessaloniki +48
24 Hours Weather Forecast
Ermones
Local time: 01:17
14 dec, sunday
0300 56°F
SW
2 mph
0600 54°F
W
2 mph
0900 56°F
W
2 mph
1200 60°F
SE
1 mph
1500 60°F
SE
4 mph
1800 58°F
SE
6 mph
2100 56°F
SE
1 mph
15 dec, monday
0000 56°F
W
4 mph