Weather in December
Temperature
The transition into December subtly indicates a reduction in the average high-temperature, down to a cool 11°C (51.8°F) from November's mild 15°C (59°F). During the nights in December, Stari Grad observes an average low-temperature of 4°C (39.2°F).Rainfall
December is the month with the most rainfall. Rain falls for 13 days and accumulates 116mm (4.57") of precipitation.Sea temperature
In Stari Grad, in December, the average water temperature is 15°C (59°F).Note: Most people find it challenging to enjoy swimming in water that is 15°C (59°F). As water temperature falls below 21°C (69.8°F), controlling breathing grows increasingly difficult.
Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Stari Grad, Croatia.On the first day of the month, sunrise is at 07:06 and sunset at 16:19. On the last day of December, in Stari Grad, sunrise is at 07:25 and sunset at 16:28 CET.
Sunshine
January, November and December, with an average of 4h of sunshine, are months with the least sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Stari Grad. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 1 in December suggests the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What are the temperatures in Stari Grad in December?
What is the wettest month in Stari Grad?
How many days does it rain in December in Stari Grad?
What is the sea water temperature in December in Stari Grad?
What is the month with the shortest days in Stari Grad?
What is the average length of the day in December in Stari Grad?
What time are sunrise and sunset in December in Stari Grad?
What are the months with the least sunshine in Stari Grad?
How many hours of sunshine does Stari Grad have in December?
What are the months with the lowest UV index in Stari Grad?
What is the UV index intensity in December in Stari Grad?
Average temperature in December
Stari Grad, Croatia
- Average high temperature in December: 11°C
The warmest months (with the highest average high temperature) are July and August (28°C).
The month with the lowest average high temperature is January (9°C).
- Average low temperature in December: 4°C
The month with the highest average low temperature is July (19°C).
The coldest month (with the lowest average low temperature) is January (3°C).
Average rainfall in December
Stari Grad, Croatia
- Average rainfall in December: 116mm
The wettest month (with the highest rainfall) is December (116mm).
The driest month (with the least rainfall) is July (36mm).
Average rainfall days in December
Stari Grad, Croatia
- Average rainfall days in December: 13 days
The months with the highest number of rainy days are January, November and December (13 days).
The month with the least rainy days is July (8 days).
Average sea temperature in December
Stari Grad, Croatia
- Average sea temperature in December: 15°C
The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (14°C).
Average daylight in December /
Average sunshine in December
Stari Grad, Croatia
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h
The month with the most sunshine is July (Average sunshine: 11h).
The months with the least sunshine are January, November and December (Average sunshine: 4h).
Average UV index in December
Stari Grad, 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).
Stari Grad, Croatia
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