Kallithea
Greece
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Kallithea, Greece

The last month of the spring, May, is a moderately hot month in Kallithea, Greece, with temperature in the range of an average low of 15°C (59°F) and an average high of 24°C (75.2°F).

Temperature

In May, the average high-temperature marginally rises, from a pleasant 20°C (68°F) in April, to a warm 24°C (75.2°F). The average low-temperature, in May, is 15°C (59°F).

Rainfall

In Kallithea, Greece, during May, the rain falls for 4 days and regularly aggregates up to 18mm (0.71") of precipitation. In Kallithea, during the entire year, the rain falls for 81 days and collects up to 780mm (30.71") of precipitation.

Sea temperature

In May, the average sea temperature is 19°C (66.2°F).
Note: Swimming in 19°C (66.2°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 in Kallithea, Greece, is 14.4h.

Sunshine

In Kallithea, Greece, the average sunshine is 11h.

UV index

The average daily maximum UV index in May is 8. A UV Index of 8 to 10 symbolizes a very high threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 8 interpret into the following advice:
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. 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 Kallithea?

The average high-temperature, in May, in Kallithea, is 24°C (75.2°F), while the average low-temperature is 15°C (59°F).

How many days does it rain in May in Kallithea?

In Kallithea, Greece, in May, during 4 rainfall days, 18mm (0.71") of precipitation is typically accumulated.

How cold is the water in May in Kallithea?

In Kallithea, Greece, the average seawater temperature in May is 19°C (66.2°F). Swimming in 19°C (66.2°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 Kallithea have in May?

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

How many hours of sunshine does Kallithea have in May?

In May, the average sunshine is 11h.

How high is the UV index in May in Kallithea?

In Kallithea, the average daily maximum UV index in May is 8. A UV Index value of 8 to 10 symbolizes a very high hazard to health from the exposure to the Sun's UV rays.
Average temperature in May - Kallithea, 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 (14°C).

  • Average low temperature in May: 15°C

Months with the highest average low temperature are July and August (22°C).
Coldest months (with the lowest average low temperature) are January and February (8°C).

Average rainfall in May - Kallithea, Greece
  • Average rainfall in May: 18mm

The wettest month (with the highest rainfall) is December (168mm).
The driest month (with the lowest rainfall) is July (1mm).

Average rainfall days in May - Kallithea, Greece
  • Average rainfall days in May: 4 days

The month with the highest number of rainy days is December (14 days).
Months with the lowest number of rainy days are June and September (2 days).

Average sea temperature in May - Kallithea, Greece
  • Average sea temperature in May: 19°C

Best months for swimming (with the highest average sea temperature) are August and September (25°C).
Coldest months (with the lowest average sea temperature) are February and March (16°C).

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

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).

  • 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: 5).

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

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