Agios Ioannis
Greece
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Agios Ioannis, Greece

The last month of the spring, Mayo, is a pleasant month in Agios Ioannis, Greece, with average temperature fluctuating between 14°C (57.2°F) and 22°C (71.6°F).

Temperature

In Mayo, the average high-temperature slightly increases, from a comfortable 18°C (64.4°F) in Abril, to an agreeable 22°C (71.6°F). In Agios Ioannis, in Mayo, the average low-temperature is 14°C (57.2°F).

Rainfall

In Agios Ioannis, Greece, during 3 rainfall days, 19mm (0.75") of precipitation is typically accumulated. In Agios Ioannis, during the entire year, the rain falls for 68 days and collects up to 526mm (20.71") of precipitation.

Sea temperature

In Agios Ioannis, Greece, the average seawater temperature is 18°C (64.4°F).
Note: 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).

Daylight

In Mayo, the average length of the day in Agios Ioannis is 14.2h.

Sunshine

The average sunshine in Agios Ioannis is 11h.

UV index

In Agios Ioannis, the average daily maximum UV index is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 8 in Mayo transform into the following instructions:
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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in Mayo in Agios Ioannis?

The average high-temperature, in Mayo, in Agios Ioannis, Greece, is 22°C (71.6°F), while the average low-temperature is 14°C (57.2°F).

How many days does it rain in Mayo in Agios Ioannis?

In Agios Ioannis, during Mayo, the rain falls for 3 days and regularly aggregates up to 19mm (0.75") of precipitation.

How cold is the water in Mayo in Agios Ioannis?

In Agios Ioannis, Greece, the average seawater temperature in Mayo is 18°C (64.4°F). 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).

What is the average length of the day in Mayo in Agios Ioannis?

In Mayo, the average length of the day in Agios Ioannis, Greece, is 14.2h.

How many hours of sunshine does Agios Ioannis have in Mayo?

In Mayo, the average sunshine in Agios Ioannis, Greece, is 11h.

How high is the UV index in Mayo in Agios Ioannis?

In Agios Ioannis, Greece, the average daily maximum UV index in Mayo is 8. A UV Index estimate of 8 to 10 represents a very high health threat from unprotected exposure to the UV radiation.
Average temperature in May - Agios Ioannis, Greece
  • Average high temperature in May: 22°C

Warmest months (with the highest average high temperature) are July and August (27°C).
The month with the lowest average high temperature is January (12°C).

  • Average low temperature in May: 14°C

Months with the highest average low temperature are July and August (21°C).
Coldest months (with the lowest average low temperature) are January and February (7°C).

Average rainfall in May - Agios Ioannis, Greece
  • Average rainfall in May: 19mm

The wettest month (with the highest rainfall) is December (102mm).
The driest month (with the lowest rainfall) is August (3mm).

Average rainfall days in May - Agios Ioannis, Greece
  • Average rainfall days in May: 3 days

Months with the highest number of rainy days are January and December (11 days).
The month with the lowest number of rainy days is June (1 days).

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

Best months for swimming (with the highest average sea temperature) are July, August and September (23°C).
Coldest months (with the lowest average sea temperature) are February and March (15°C).

Average daylight in May / Average sunshine in May - Agios Ioannis, Greece
  • Average daylight in May: 14.2h

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

  • Average sunshine in May: 11h

The month with most sunshine is July (Average sunshine: 14h).
Months with least sunshine are January and December (Average sunshine: 4).

Average UV index in May - Agios Ioannis, Greece
  • Average UV index in May: 8

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).