December weather forecast and climate
Saint Julian's, Malta

Temperature

In December, in Saint Julian's, the average high-temperature is 17°C (62.6°F), and 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 99mm (3.9") of precipitation.

Sea temperature

In Saint Julian's, the average seawater temperature is 18.2°C (64.8°F). For most, swimming in 18.2°C (64.8°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).

Daylight

With an average of 9.8h of daylight, December has the shortest days of the year.

Sunshine

January and December, with an average of 5h of sunshine, are months with the least sunshine in Saint Julian's.

UV index

Months with the lowest UV index are January and December, with an average UV index of 2.

What is the temperature in December in Saint Julian's?

In Saint Julian's, Malta, in December, the average high-temperature is 17°C (62.6°F), and the average low-temperature is 11°C (51.8°F).

How many days does it rain in December in Saint Julian's?

In December, the rain falls for 13 days. Throughout December, 99mm (3.9") of precipitation is accumulated.

What is the wettest month in Saint Julian's?

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

How cold is the water in December in Saint Julian's?

In Saint Julian's, the average seawater temperature in December is 18.2°C (64.8°F). For most, swimming in 18.2°C (64.8°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 Saint Julian's?

With an average of 9.8h of daylight, December has the shortest days of the year in Saint Julian's, Malta.

How many hours of daylight does Saint Julian's have in December?

In December, the average length of the day is 9.8h.

What is the month with the least sunshine in Saint Julian's?

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

How long on average sun shines in December in Saint Julian's?

In Saint Julian's, Malta, the average sunshine in December is 5h.

When is the lowest UV index in Saint Julian's?

Months with the lowest UV index in Saint Julian's, Malta, are January and December, with an average UV index of 2.

What is the UV index reading in December in Saint Julian's?

The average UV index in December is 2.
Average temperature in December - Saint Julian
  • Average high temperature in December: 17°C

Warmest months (with the highest average high temperature) are July and August (30°C).
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).
Coldest months (with the lowest average low temperature) are January and February (9°C).

Average rainfall in December - Saint Julian
  • Average rainfall in December: 99mm

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

Average rainfall days in December - Saint Julian
  • Average rainfall days in December: 13 days

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

Average sea temperature in December - Saint Julian
  • 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 - Saint Julian
  • Average daylight in December: 9.8h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in December: 5h

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

Average UV index in December - Saint Julian
  • Average UV index in December: 2

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

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