December weather forecast
Split, Croatia

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Panorama of Split, Croatia with the view of the Dalmatia waterfront and a distant mountain
Panorama of Split, Croatia with the view of the Dalmatia waterfront and a distant mountain

Weather in December

December sees the lowest temperatures, marking the onset of winter in Split. With shorter days and longer nights, the daylight hours are at their shortest due to the winter solstice. Compounding to the winter chill is the low sea temperature, making water activities unfavorable. Despite the decrease in the number of rainy days, the rainfall remains high. As the year closes, the chilly weather prevails, setting the stage for a frigid new year.

Temperature

In Split, the average high-temperature in December slightly decreases from a mild 14.9°C (58.8°F) in November to a fresh 11.5°C (52.7°F). Split records an average temperature drop to a frosty 6°C (42.8°F) in December.

Rainfall

In Split, during December, the rain falls for 13 days and regularly aggregates up to 104mm (4.09") of precipitation. In Split, during the entire year, the rain falls for 110 days and collects up to 816mm (32.13") of precipitation.

Snowfall

In Split, snow does not fall in March through December.

Sea temperature

In December, the average sea temperature in Split is 16°C (60.8°F).
Note: Most people do not enjoy swimming in water that is 16°C (60.8°F). Breathing becomes increasingly challenging as the water temperature dips under 21°C (69.8°F).

Daylight

December has the shortest days of the year, with an average of 9h and 0min of daylight.
On the first day of December, sunrise is at 07:07 and sunset at 16:19. On the last day of the month, sunrise is at 07:27 and sunset at 16:27 CET.

Sunshine

With an average of 3.8h of sunshine, December has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 1 during December translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the average December temperature in Split?

In Split, in December, the average high-temperature is 11.5°C (52.7°F), and the average low-temperature is 6°C (42.8°F).

How many days does it rain in December in Split?

In December, the rain falls for 13 days. Throughout December, 104mm (4.09") of precipitation is accumulated.

When it does not snow in Split?

March through December are months without snowfall in Split.

Does it snow in Split in December?

In Split, in December, it doesn't snow. In January, it regularly snows.

What is the sea temperature in December in Split?

In Split, in December, the average water temperature is 16°C (60.8°F). Swimming in 16°C (60.8°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 Split?

With an average of 9h and 0min of daylight, December has the shortest days of the year in Split.

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

The average day length in December in Split is 9h and 1min.

When is the sunrise / sunset in December in Split?

In December, on the first day of the month, sunrise is at 07:07 and sunset at 16:19. On the last day of the month, sunrise is at 07:27 and sunset at 16:27 CET.

What is the month with the least sunshine in Split?

With an average of 3.8h of sunshine, December has the least sunshine of the year in Split.

How long on average sun shines in December in Split?

In Split, the average sunshine duration in December is 3.8h.

When is the lowest UV index in Split?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

How high is the UV index in December in Split?

In December, the average daily maximum UV index in Split, Croatia, is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in December
Split, Croatia

Average temperature in December - Split, Croatia
  • Average high temperature in December: 11.5°C

The warmest month (with the highest average high temperature) is July (29.8°C).
The month with the lowest average high temperature is January (10.3°C).

  • Average low temperature in December: 6°C

The month with the highest average low temperature is July (21.6°C).
The coldest month (with the lowest average low temperature) is January (5.4°C).

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Average rainfall in December
Split, Croatia

Average rainfall in December - Split, Croatia
  • Average rainfall in December: 104.4mm

The wettest month (with the highest rainfall) is November (113.7mm).
The driest month (with the least rainfall) is July (28.4mm).

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Average rainfall days in December
Split, Croatia

Average rainfall days in December - Split, Croatia
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is December (13 days).
The month with the least rainy days is August (5 days).

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Average snowfall days in December
Split, Croatia

Average snowfall days in December - Split, Croatia
  • Average snowfall days in December: 0 days

The months with the highest number of snowfall days are January and February (1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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Average sea temperature in December
Split, Croatia

Average sea temperature in December - Split, Croatia
  • Average sea temperature in December: 16°C

The best month for swimming (with the highest average sea temperature) is August (24.8°C).
The coldest month (with the lowest average sea temperature) is February (13.5°C).

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Average daylight in December /
Average sunshine in December
Split, Croatia

Average daylight in December / Average sunshine in December - Split, Croatia
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).

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Average UV index in December
Split, Croatia

Average UV index in December - Split, Croatia
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).

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Split, Croatia

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