January weather forecast
Split, Croatia

The new year in Split, Croatia starts with cool average temperatures from 10.3°C (50.5°F) for the highest daytime to 5.4°C (41.7°F) for the lowest at night, setting a chilly beginning for the year. As the sun shines brightest up to 4.2 hours a day, the winter sea maintains a comfortable warmth of 13.7°C (56.7°F). Noticeably, January also marks the highest number of days with snowfall, though such occurrence is particularly rare. The precipitation frequency remains relatively high this month but begins to decrease in the upcoming month. The winter solstice from the previous month results in shorter daytime duration, but this gradually increases as the months progress.

Temperature

January is the coldest month in Split, with the temperature often reaching an average high of 10.3°C (50.5°F) and an average low of 5.4°C (41.7°F).

Rainfall

In Split, in January, it is raining for 11 days, with typically 79mm (3.11") of accumulated precipitation. In Split, during the entire year, the rain falls for 110 days and collects up to 816mm (32.13") of precipitation.

Snowfall

Months with snowfall are January and February. The months with the most snowfall days are January and February, with an average of 1 snowfall days.

Sea temperature

In Split, the average seawater temperature in January is 13.7°C (56.7°F).
Note: While a brief time in 13.7°C (56.7°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state.

Daylight

In Split, Croatia, the average length of the day in January is 9h and 23min.
On the first day of January, sunrise is at 07:27 and sunset at 16:27. On the last day of the month, sunrise is at 07:11 and sunset at 17:03 CET.

Sunshine

The average sunshine in January is 4.2h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Split. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 1 during January translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.