Poros
Greece
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Poros, Greece

May, the last month of the spring, in Poros, is a pleasant month, with temperature in the range of an average high of 22°C (71.6°F) and an average low of 12°C (53.6°F).

Temperature

In May, the average high-temperature increases, from a comfortable 17°C (62.6°F) in April, to an agreeable 22°C (71.6°F). In May, in Poros, the average low-temperature is 12°C (53.6°F).

Rainfall

In Poros, it is raining for 8 days, with typically 33mm (1.3") of accumulated precipitation. In Poros, during the entire year, the rain falls for 105 days and collects up to 996mm (39.2") of precipitation.

Sea temperature

In Poros, 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).

Daylight

The average length of the day in May is 14.2h.

Sunshine

The average sunshine in May is 9h.

UV index

The average daily maximum UV index in Poros is 8. A UV Index of 8 to 10 symbolizes a very high health risk from unsafe exposure to the UV radiation for ordinary 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. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in May in Poros?

In May, the average high-temperature is 22°C (71.6°F), and the average low-temperature is 12°C (53.6°F).

How many days does it rain in May in Poros?

In Poros, Greece, in May, it is raining for 8 days, with typically 33mm (1.3") of accumulated precipitation.

What is the sea temperature in May in Poros?

In May, the average sea temperature is 18.8°C (65.8°F). 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).

How many hours of daylight does Poros have in May?

In May, the average length of the day in Poros is 14.2h.

How many hours of sunshine does Poros have in May?

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

What is the UV index intensity in May in Poros?

The average daily maximum UV index in May 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 - Poros, Greece
  • Average high temperature in May: 22°C

The warmest month (with the highest average high temperature) is July (30°C).
Months with the lowest average high temperature are January and February (12°C).

  • Average low temperature in May: 12°C

Months with the highest average low temperature are July and August (18°C).
Coldest months (with the lowest average low temperature) are January and February (5°C).

Average rainfall in May - Poros, Greece
  • Average rainfall in May: 33mm

The wettest month (with the highest rainfall) is December (186mm).
The driest month (with the lowest rainfall) is July (11mm).

Average rainfall days in May - Poros, Greece
  • Average rainfall days in May: 8 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 (2 days).

Average sea temperature in May - Poros, Greece
  • Average sea temperature in May: 18.8°C

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 in May / Average sunshine in May - Poros, 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: 9h

The month with most sunshine is July (Average sunshine: 13h).
The month with least sunshine is December (Average sunshine: 4h).

Average UV index in May - Poros, 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).