December weather forecast
Nea Koroni, Greece

December

Weather in December

The first month of the winter, December, is also a moderate month in Nea Koroni, Greece, with an average temperature ranging between max 15.5°C (59.9°F) and min 13°C (55.4°F).

Temperature

A mild shift in the average high-temperature occurs in December, reducing from a comfortable 19.1°C (66.4°F) in November to a still refreshing 15.5°C (59.9°F). Nea Koroni observes a consistent average low-temperature of 13°C (55.4°F) throughout December nights.

Humidity

The average relative humidity in December in Nea Koroni is 70%.

Rainfall

In Nea Koroni, in December, during 17.7 rainfall days, 92mm (3.62") of precipitation is typically accumulated. Throughout the year, there are 134.9 rainfall days, and 585mm (23.03") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature in Nea Koroni is 18.3°C (64.9°F).
Note: In water with a temperature of 18.3°C (64.9°F), most people do not enjoy swimming. As the temperature descends from 21°C (69.8°F) to 15°C (59°F), breathing becomes increasingly difficult to control.

Daylight

The month with the shortest days in Nea Koroni is December, with an average of 9h and 42min of daylight.
On the first day of December, sunrise is at 07:26 and sunset at 17:16. On the last day of the month, sunrise is at 07:44 and sunset at 17:26 EET.

Sunshine

The average sunshine in December in Nea Koroni, Greece, is 6.3h.

UV index

The months with the lowest UV index in Nea Koroni are January, February and December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during December translates into the following guidance:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What is the average December temperature in Nea Koroni?
In December, in Nea Koroni, the average high-temperature is 15.5°C (59.9°F), and the average low-temperature is 13°C (55.4°F). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 31°C (87.8°F).
What is the average humidity in December in Nea Koroni?
In December, the average relative humidity in Nea Koroni is 70%.
How much does it rain in Nea Koroni in December?
In Nea Koroni, Greece, in December, during 17.7 rainfall days, 92mm (3.62") of precipitation is typically accumulated.
How cold is the water in December in Nea Koroni?
In Nea Koroni, Greece, in December, the average water temperature is 18.3°C (64.9°F). Swimming in 18.3°C (64.9°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 month with the shortest days in Nea Koroni?
December has the shortest days of the year in Nea Koroni, Greece, with an average of 9h and 42min of daylight.
What is the average length of the day in December in Nea Koroni?
The average day length in December in Nea Koroni, Greece, is 9h and 41min.
When is the sunrise / sunset in December in Nea Koroni?
In December, on the first day of the month, sunrise is at 07:26 and sunset at 17:16. On the last day of the month, sunrise is at 07:44 and sunset at 17:26 EET.
How many hours of sunshine does Nea Koroni have in December?
The average sunshine duration in December in Nea Koroni, Greece, is 6.3h.
What is the month with the lowest UV index in Nea Koroni?
The months with the lowest UV index in Nea Koroni are January, February and December, with an average maximum UV index of 4.
How high is the UV index in December in Nea Koroni?
In Nea Koroni, Greece, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Nea Koroni, Greece
  • Average high temperature in December: 15.5°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (13.9°C).

  • Average low temperature in December: 13°C

The month with the highest average low temperature is August (25.3°C).
The coldest month (with the lowest average low temperature) is January (11.3°C).

Average pressure in December
Nea Koroni, Greece
  • Average pressure in December: 1018.2mbar

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.6mbar).

Average wind speed in December
Nea Koroni, Greece
  • Average wind speed in December: 17.8km/h

The windiest month (with the highest average wind speed) is January (19.8km/h).
The calmest month (with the lowest average wind speed) is August (13.5km/h).

Average humidity in December
Nea Koroni, Greece
  • Average humidity in December: 70%

The months with the highest relative humidity are February, March and April (72%).
The months with the lowest relative humidity are August and September (68%).

Average rainfall in December
Nea Koroni, Greece
  • Average rainfall in December: 92mm

The wettest month (with the highest rainfall) is January (106mm).
The driest month (with the least rainfall) is July (4mm).

Average rainfall days in December
Nea Koroni, Greece
  • Average rainfall days in December: 17.7 days

The month with the highest number of rainy days is January (18.7 days).
The month with the least rainy days is July (2.3 days).

Average sea temperature in December
Nea Koroni, Greece
  • Average sea temperature in December: 18.3°C

The best month for swimming (with the highest average sea temperature) is August (26.2°C).
The coldest month (with the lowest average sea temperature) is February (15.9°C).

Average daylight in December /
Average sunshine in December
Nea Koroni, Greece
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).

Average sunshine days in December
Nea Koroni, Greece
  • Average sunshine days in December: 11.2 days

The month with the most sunshine days is July (27.7 days).
The months with the least sunshine days are January and February (10.3 days).

Average UV index in December
Nea Koroni, Greece
  • Average UV index in December: 4

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).

Average cloud cover in December
Nea Koroni, Greece
  • Average cloud cover in December: 33

The month with the most cloud cover is January (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 6).

Average visibility in December
Nea Koroni, Greece
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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