December weather forecast
Mellieha, Malta

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Weather in December

December brings the coldest sea temperatures, averaging around 18.2°C (64.8°F). The month also records approximately 99mm (3.9") of rain, making it the wettest month of the year. While the rainfall creates a raw, chilly atmosphere, Mellieha turns into a festive city adorned with Christmas lights. Despite shorter daylight hours, the breathtaking winter sunsets and mild winter sun make it a tranquil, serene time in the city. The presence of wintry skyscapes and crisp air encapsulates the essence of winter in Mellieha, Malta.

Temperature

Mellieha's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's agreeable 20°C (68°F) to an enjoyable 17°C (62.6°F). Mellieha, in December, witnesses an average low-temperature of 11°C (51.8°F).

Rainfall

December is the month with the most rainfall. Rain falls for 13 days and accumulates 99mm (3.9") of precipitation.

Sea temperature

In December, the average sea temperature in Mellieha is 18.2°C (64.8°F).
Note: For most individuals, swimming in 18.2°C (64.8°F) is not a pleasant experience. The difficulty in managing breathing increases as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year in Mellieha, Malta.
On the first day of the month, sunrise is at 6:54 am and sunset at 4:48 pm. On the last day of December, in Mellieha, Malta, sunrise is at 7:12 am and sunset at 4:58 pm CET.

Sunshine

The months with the least sunshine are January and December, with an average of 5h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In December, a regular UV index of 2 translates into these guidelines:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Frequently asked questions

What is the temperature in December in Mellieha?

The average high-temperature, in December, in Mellieha, is 17°C (62.6°F), while the average low-temperature is 11°C (51.8°F).

What is the wettest month in Mellieha?

The month with the most rainfall in Mellieha is December, when the rain falls for 13 days and typically aggregates up to 99mm (3.9") of precipitation.

How much does it rain in Mellieha in December?

In Mellieha, during December, the rain falls for 13 days and regularly aggregates up to 99mm (3.9") of precipitation.

What is the sea temperature in December in Mellieha?

In Mellieha, Malta, the average seawater temperature in December is 18.2°C (64.8°F). Swimming in 18.2°C (64.8°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 Mellieha?

December has the shortest days of the year in Mellieha, Malta, with an average of 9h and 48min of daylight.

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

In December, the average day length in Mellieha is 9h and 46min.

When is the sunrise / sunset in December in Mellieha?

On the first day of December, sunrise is at 6:54 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:58 pm CET.

What are the months with the least sunshine in Mellieha?

The months with the least sunshine in Mellieha are January and December, with an average of 5h of sunshine.

How many hours of sunshine does Mellieha have in December?

The average sunshine duration in December is 5h.

When is the lowest UV index in Mellieha?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Mellieha.

What is the UV index intensity in December in Mellieha?

The average daily maximum UV index in December in Mellieha is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in December
Mellieha, Malta

Average temperature in December - Mellieha, Malta
  • Average high temperature in December: 17°C

The warmest months (with the highest average high temperature) are July and August (30°C).
The months with the lowest average high temperature are January and February (15°C).

  • Average low temperature in December: 11°C

The month with the highest average low temperature is August (22°C).
The coldest months (with the lowest average low temperature) are January and February (9°C).

Average rainfall in December
Mellieha, Malta

Average rainfall in December - Mellieha, Malta
  • Average rainfall in December: 99mm

The wettest month (with the highest rainfall) is December (99mm).
The driest month (with the least rainfall) is July (0mm).

Average rainfall days in December
Mellieha, Malta

Average rainfall days in December - Mellieha, Malta
  • Average rainfall days in December: 13 days

The months with the highest number of rainy days are January and December (13 days).
The month with the least rainy days is July (0 days).

Average sea temperature in December
Mellieha, Malta

Average sea temperature in December - Mellieha, Malta
  • Average sea temperature in December: 18.2°C

The best month for swimming (with the highest average sea temperature) is August (25.9°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).

Average daylight in December /
Average sunshine in December
Mellieha, Malta

Average daylight in December / Average sunshine in December - Mellieha, Malta
  • Average daylight in December: 9h and 5min

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 48min).

  • Average sunshine in December: 5h

The month with the most sunshine is July (Average sunshine: 12h).
The months with the least sunshine are January and December (Average sunshine: 5h).

Average UV index in December
Mellieha, Malta

Average UV index in December - Mellieha, Malta
  • Average UV index in December: 2

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

Mellieha, Malta

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