Polychrono
Greece
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Polychrono, Greece

The first month of the winter, December, is still a cool month in Polychrono, Greece, with average temperature varying between 11°C (51.8°F) and 3°C (37.4°F).

Temperature

In December, the average high-temperature marginally drops, from a mild 15°C (59°F) in November, to a fresh 11°C (51.8°F). The average low-temperature, in Polychrono, is 3°C (37.4°F).

Rainfall

December is the month with the most rainfall in Polychrono. Rain falls for 9 days and accumulates 77mm (3") of precipitation.

Sea temperature

In Polychrono, the average seawater temperature in December is 15°C (59°F).
Note: For swimming, a surface water temperature of 15°C (59°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).

Daylight

With an average of 9.4h of daylight, December has the shortest days of the year in Polychrono.

Sunshine

January, February, November and December, with an average of 4h of sunshine, are months with the least sunshine in Polychrono.

UV index

The month with the lowest UV index in Polychrono is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 1 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 December in Polychrono?

The average high-temperature, in December, in Polychrono, is 11°C (51.8°F), while the average low-temperature is 3°C (37.4°F).

How many days does it rain in December in Polychrono?

In Polychrono, during December, the rain falls for 9 days and regularly aggregates up to 77mm (3") of precipitation.

What is the rainiest month in Polychrono?

December is the month with the most rainfall in Polychrono, Greece. Rain falls for 9 days and accumulates 77mm (3") of precipitation.

How cold is the water in December in Polychrono?

In Polychrono, the average seawater temperature in December is 15°C (59°F). For most, swimming in 15°C (59°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).

What is the month with the shortest days in Polychrono?

With an average of 9.4h of daylight, December has the shortest days of the year in Polychrono.

What is the average length of the day in December in Polychrono?

In Polychrono, Greece, the average length of the day in December is 9.4h.

What is the month with the least sunshine in Polychrono?

Months with the least sunshine are January, February, November and December, with an average of 4h of sunshine.

How many hours of sunshine does Polychrono have in December?

In December, the average sunshine is 4h.

When is the lowest UV index in Polychrono?

The month with the lowest UV index is December, with an average maximum UV index of 1.

What is the UV index intensity in December in Polychrono?

The average daily maximum UV index in December in Polychrono, Greece, is 1. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to the Sun's UV rays.
Average temperature in December - Polychrono, Greece
  • Average high temperature in December: 11°C

The warmest month (with the highest average high temperature) is July (30°C).
The month with the lowest average high temperature is January (9°C).

  • Average low temperature in December: 3°C

Months with the highest average low temperature are July and August (18°C).
The coldest month (with the lowest average low temperature) is January (2°C).

Average rainfall in December - Polychrono, Greece
  • Average rainfall in December: 77mm

The wettest month (with the highest rainfall) is December (77mm).
The driest month (with the lowest rainfall) is August (26mm).

Average rainfall days in December - Polychrono, Greece
  • Average rainfall days in December: 9 days

Months with the highest number of rainy days are January, November and December (9 days).
Months with the lowest number of rainy days are July, August and September (4 days).

Average sea temperature in December - Polychrono, Greece
  • Average sea temperature in December: 15°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 (13°C).

Average daylight in December / Average sunshine in December - Polychrono, Greece
  • Average daylight in December: 9.4h

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 December: 4h

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

Average UV index in December - Polychrono, Greece
  • Average UV index in December: 1

Months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).