Ermones
Greece
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Ermones, Greece

The last month of the spring, May, is a warm month in Ermones, Greece, with average temperature varying between 23°C (73.4°F) and 12°C (53.6°F).

Temperature

In Ermones, the average high-temperature increases, from an enjoyable 18°C (64.4°F) in April, to a moderately hot 23°C (73.4°F). In Ermones, the average low-temperature is 12°C (53.6°F).

Rainfall

In May, in Ermones, Greece, the rain falls for 9 days. Throughout May, 51mm (2") of precipitation is accumulated. Throughout the year, there are 120 rainfall days, and 1273mm (50.1") of precipitation is accumulated.

Sea temperature

In Ermones, the average seawater temperature in May is 18°C (64.4°F).
Note: Swimming in 18°C (64.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Daylight

In May, the average length of the day is 14.4h.

Sunshine

In Ermones, the average sunshine in May is 9h.

UV index

In Ermones, Greece, the average daily maximum UV index is 8. A UV Index reading of 8 to 10 represents a very high threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: In May, the average maximum UV index of 8 translate into the following recommendations:
Take extra precautions. Protection against sun damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in May in Ermones?

In Ermones, Greece, in May, the average high-temperature is 23°C (73.4°F), and the average low-temperature is 12°C (53.6°F).

How many days does it rain in May in Ermones?

In Ermones, during May, the rain falls for 9 days and regularly aggregates up to 51mm (2") of precipitation.

What is the sea water temperature in May in Ermones?

In Ermones, Greece, in May, the average water temperature is 18°C (64.4°F). For most, swimming in 18°C (64.4°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).

How many hours of daylight does Ermones have in May?

The average length of the day in May in Ermones is 14.4h.

How long on average sun shines in May in Ermones?

In Ermones, Greece, the average sunshine in May is 9h.

How high is the UV index in May in Ermones?

In May, the average daily maximum UV index in Ermones is 8. A UV Index value of 8 to 10 symbolizes a very high health risk from unsafe exposure to the Sun's UV rays.
Average temperature in May - Ermones, Greece
  • Average high temperature in May: 23°C

Warmest months (with the highest average high temperature) are July and August (30°C).
The month with the lowest average high temperature is January (12°C).

  • Average low temperature in May: 12°C

The month with the highest average low temperature is August (18°C).
Coldest months (with the lowest average low temperature) are January and February (4°C).

Average rainfall in May - Ermones, Greece
  • Average rainfall in May: 51mm

The wettest month (with the highest rainfall) is December (215mm).
The driest month (with the lowest rainfall) is July (14mm).

Average rainfall days in May - Ermones, Greece
  • Average rainfall days in May: 9 days

The month with the highest number of rainy days is December (15 days).
Months with the lowest number of rainy days are July and August (4 days).

Average sea temperature in May - Ermones, Greece
  • Average sea temperature in May: 18°C

The best month for swimming (with the highest average sea temperature) is August (25°C).
Coldest months (with the lowest average sea temperature) are February and March (14°C).

Average daylight in May / Average sunshine in May - Ermones, Greece
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 9h

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are January, February, March, November and December (Average sunshine: 4).

Average UV index in May - Ermones, Greece
  • Average UV index in May: 8

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January, November and December (UV index 2).