December weather forecast
Valletta, Malta

The cityscape of Valletta, Malta
The cityscape of Valletta, Malta

Weather in December

December, the first month of the winter in Valletta, is also an enjoyable month, with an average temperature varying between 16.7°C (62.1°F) and 11°C (51.8°F).

Temperature

In December, the average high-temperature slightly decreases from an agreeable 20.1°C (68.2°F) in November to an enjoyable 16.7°C (62.1°F). In Valletta, Malta, in December, the average low-temperature is 11°C (51.8°F).

Rainfall

The month with the most rainfall is December, when the rain falls for 13 days and typically aggregates up to 112mm (4.41") of precipitation.

Sea temperature

In December, the average sea temperature is 18.2°C (64.8°F).
Note: For swimming, a surface water temperature of 18.2°C (64.8°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

The month with the shortest days in Valletta, Malta, is December, with an average of 9h and 46min of daylight.
On the first day of the month, sunrise is at 6:53 am and sunset at 4:48 pm. On the last day of December, sunrise is at 7:11 am and sunset at 4:57 pm CET.

Sunshine

The month with the least sunshine in Valletta, Malta, is December, with an average of 5.2h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Valletta. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 in December 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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the 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.
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FAQ

What is the rainiest month in Valletta?

December is the month with the most rainfall in Valletta, Malta. Rain falls for 13 days and accumulates 112mm (4.41") of precipitation.

How much does it rain in Valletta in December?

In December, in Valletta, Malta, the rain falls for 13 days. Throughout December, 112mm (4.41") of precipitation is accumulated.

What is the sea temperature in December in Valletta?

In Valletta, 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 Valletta?

December has the shortest days of the year in Valletta, with an average of 9h and 46min of daylight.

How many hours of daylight does Valletta have in December?

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

When is the sunrise / sunset in December in Valletta?

In December, on the first day of the month, sunrise is at 6:53 am and sunset at 4:48 pm. On the last day of the month, in Valletta, Malta, sunrise is at 7:11 am and sunset at 4:57 pm CET.

What is the month with the least sunshine in Valletta?

With an average of 5.2h of sunshine, December has the least sunshine of the year in Valletta.

How many hours of sunshine does Valletta have in December?

In Valletta, Malta, the average sunshine duration in December is 5.2h.

What are the months with the lowest UV index in Valletta?

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

How high is the UV index in December in Valletta?

The average daily maximum UV index in December in Valletta is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.

Average temperature in December
Valletta, Malta

Average temperature in December - Valletta, Malta
  • Average high temperature in December: 16.7°C

The warmest months (with the highest average high temperature) are July and August (30.7°C).
The month with the lowest average high temperature is January (15.2°C).

  • Average low temperature in December: 11°C

The month with the highest average low temperature is August (21.8°C).
The coldest month (with the lowest average low temperature) is January (9.2°C).

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Average rainfall in December
Valletta, Malta

Average rainfall in December - Valletta, Malta
  • Average rainfall in December: 112mm

The wettest month (with the highest rainfall) is December (112mm).
The driest month (with the least rainfall) is July (0mm).

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Average rainfall days in December
Valletta, Malta

Average rainfall days in December - Valletta, 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).

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Average sea temperature in December
Valletta, Malta

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

The best month for swimming (with the highest average sea temperature) is August (26.1°C).
The coldest months (with the lowest average sea temperature) are February and March (15.4°C).

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

Average daylight in December / Average sunshine in December - Valletta, Malta
  • Average daylight in December: 9h and 46min

The month with the longest days is June (Average daylight: 14h and 34min).
The month with the shortest days is December (Average daylight: 9h and 46min).

  • Average sunshine in December: 5.2h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.2h).

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Average UV index in December
Valletta, Malta

Average UV index in December - Valletta, 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).

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