Ermioni
Greece
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Ermioni, Greece

The best months for a swim in Ermioni, Greece, are July through September, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.

In January, the average sea temperature in Ermioni, Greece, is 16°C (60.8°F). Note: For swimming, a surface water temperature of 16°C (60.8°F) is not enjoyable for the majority. Weather in January »

With an average sea temperature of 15.3°C (59.5°F), February is the month with the coldest seawater in Ermioni, Greece. Note: For most, swimming in 15.3°C (59.5°F) is not an enjoyable activity. Weather in February »

In Ermioni, Greece, the average seawater temperature in March is 15.4°C (59.7°F). Note: For most, swimming in 15.4°C (59.7°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F). Weather in March »

In Ermioni, Greece, in April, the average water temperature is 15.9°C (60.6°F). Note: For swimming, a surface water temperature of 15.9°C (60.6°F) is not enjoyable for the majority. Weather in April »

In Ermioni, Greece, in May, the average water temperature is 18.8°C (65.8°F). Note: Swimming in 18.8°C (65.8°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F). Weather in May »

In Ermioni, Greece, in June, the average water temperature is 22.8°C (73°F). Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 22.8°C (73°F) water may be enjoyable. Weather in June »

The ideal sea water temperature of 25.8°C (78.4°F) make July the best time for swimming and other water activities in Ermioni, Greece. In July, the average sea temperature is 25.8°C (78.4°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in July »

The ideal sea water temperature of 26.5°C (79.7°F) make August the best time for swimming and other water activities in Ermioni, Greece. August is the month with the warmest seawater, with an average sea temperature of 26.5°C (79.7°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in August »

The ideal sea water temperature of 25.4°C (77.7°F) make September the best time for swimming and other water activities in Ermioni, Greece. In Ermioni, the average seawater temperature in September is 25.4°C (77.7°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in September »

In October, the average sea temperature in Ermioni, Greece, is 22.8°C (73°F). Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.8°C (73°F) water. Weather in October »

In Ermioni, Greece, the average seawater temperature in November is 19.9°C (67.8°F). Note: Swimming in 19.9°C (67.8°F) is not enjoyable for the majority. Weather in November »

In Ermioni, Greece, in December, the average water temperature is 17.3°C (63.1°F). Note: For swimming, a surface water temperature of 17.3°C (63.1°F) is not enjoyable for the majority. Weather in December »

What month is the sea coldest in Ermioni?

February is the month with the coldest seawater in Ermioni, with an average sea temperature of 15.3°C (59.5°F).

When are the longest days in Ermioni?

The month with the longest days in Ermioni is June, with an average of 14.7h of daylight.

When is the sea warmest in Ermioni?

With an average sea temperature of 26.5°C (79.7°F), August is the month with the warmest seawater in Ermioni.

What is the month with the shortest days in Ermioni?

December has the shortest days of the year, with an average of 9.6h of daylight.
Average sea temperature - Ermioni, Greece

The best month for swimming (with the highest average sea temperature) is August (26.5°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).

Average daylight - Ermioni, Greece

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).