Porto Cheli
Greece
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Porto Cheli, Greece

The last month of the spring, May, is a moderately hot month in Porto Cheli, Greece, with average temperature ranging between min 13°C (55.4°F) and max 24°C (75.2°F).

Temperature

In Porto Cheli, the average high-temperature in May increases, from an enjoyable 19°C (66.2°F) in April, to a moderately hot 24°C (75.2°F). In May, in Porto Cheli, Greece, the average low-temperature is 13°C (55.4°F).

Rainfall

In May, in Porto Cheli, Greece, the rain falls for 5 days. Throughout May, 21mm (0.8") of precipitation is accumulated. Throughout the year, in Porto Cheli, Greece, there are 77 rainfall days, and 549mm (21.6") of precipitation is accumulated.

Sea temperature

In Porto Cheli, the average seawater temperature is 18.8°C (65.8°F). For most, swimming in 18.8°C (65.8°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 Porto Cheli, the average length of the day in May is 14.2h.

Sunshine

In May, the average sunshine in Porto Cheli, Greece, is 10h.

UV index

In May, the average daily maximum UV index is 8. A UV Index of 8 to 10 symbolizes a very high health risk from the exposure to the Sun's UV rays for the average person.
The average daily UV index of 8 transform into the following instructions:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. 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 Porto Cheli?

The average high-temperature, in May, in Porto Cheli, Greece, is 24°C (75.2°F), while the average low-temperature is 13°C (55.4°F).

How many days does it rain in May in Porto Cheli?

In May, in Porto Cheli, the rain falls for 5 days. Throughout May, 21mm (0.8") of precipitation is accumulated.

How cold is the water in May in Porto Cheli?

In May, the average sea temperature is 18.8°C (65.8°F). For swimming, a surface water temperature of 18.8°C (65.8°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in May in Porto Cheli?

In May, the average length of the day in Porto Cheli, Greece, is 14.2h.

How many hours of sunshine does Porto Cheli have in May?

In Porto Cheli, the average sunshine in May is 10h.

What is the UV index intensity in May in Porto Cheli?

The average daily maximum UV index in May in Porto Cheli is 8. A UV Index of 8 to 10 symbolizes a very high health threat from the exposure to the Sun's UV rays.
Average temperature in May - Porto Cheli, Greece
  • Average high temperature in May: 24°C

Warmest months (with the highest average high temperature) are July and August (31°C).
The month with the lowest average high temperature is January (12°C).

  • Average low temperature in May: 13°C

Months with the highest average low temperature are July and August (20°C).
The coldest month (with the lowest average low temperature) is January (5°C).

Average rainfall in May - Porto Cheli, Greece
  • Average rainfall in May: 21mm

The wettest month (with the highest rainfall) is December (104mm).
The driest month (with the lowest rainfall) is July (6mm).

Average rainfall days in May - Porto Cheli, Greece
  • Average rainfall days in May: 5 days

The month with the highest number of rainy days is December (11 days).
The month with the lowest number of rainy days is July (1 days).

Average sea temperature in May - Porto Cheli, 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 - Porto Cheli, 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: 10h

Months with most sunshine are July and August (Average sunshine: 12h).
Months with least sunshine are January and December (Average sunshine: 4).

Average UV index in May - Porto Cheli, 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).