December weather forecast and climate
Galissas, Greece

What is the average temperature in December in Galissas?

The average high-temperature, in December, in Galissas, is 15°C (59°F), while the average low-temperature is 10°C (50°F).
Average temperature in December - Galissas, Greece
  • Average high temperature in December: 15°C

The warmest month (with the highest average high temperature) is July (28°C).
Months with the lowest average high temperature are January and February (13°C).

  • Average low temperature in December: 10°C

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

Average rainfall in December - Galissas, Greece
  • Average rainfall in December: 91mm

The wettest month (with the highest rainfall) is December (91mm).
Driest months (with the lowest rainfall) are July and August (2mm).

Average rainfall days in December - Galissas, Greece
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is December (11 days).
Months with the lowest number of rainy days are June, July, August and September (1 days).

Average sea temperature in December - Galissas, Greece
  • Average sea temperature in December: 16.7°C

The best month for swimming (with the highest average sea temperature) is August (25.8°C).
The coldest month (with the lowest average sea temperature) is February (15.6°C).

Average daylight in December / Average sunshine in December - Galissas, Greece
  • Average daylight in December: 9.6h

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 December: 4h

The month with most sunshine is July (Average sunshine: 14h).
Months with least sunshine are January and December (Average sunshine: 4).

Average UV index in December - Galissas, Greece
  • Average UV index in December: 2

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).

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