December weather forecast
Byblos, Lebanon

December

Weather in December

December embraces the onset of winter and marks the end of the year in Byblos. The city experiences a surge in rainfall, the second highest in the year, amounting to 149mm (5.87"). The sea temperature drops to a chilly 20°C (68°F), marking the end of the comfortable sea-bathing period. Despite dwindling daylight hours, the festive period presents a unique allure for tourists. Its cooler weather coupled with the enchanting holiday decorations makes December a fascinating time to visit Byblos.

Temperature

The commencement of December indicates a shift in the average high-temperature, receding from November's refreshing 17°C (62.6°F) to a cool 11°C (51.8°F). Byblos records a consistent low-temperature of 4°C (39.2°F) during December nights.

Rainfall

In Byblos, during December, the rain falls for 13 days and regularly aggregates up to 149mm (5.87") of precipitation. In Byblos, during the entire year, the rain falls for 81 days and collects up to 733mm (28.86") of precipitation.

Sea temperature

In Byblos, in December, the average water temperature is 20°C (68°F).
Note: For most individuals, swimming in 20°C (68°F) is not a pleasant experience. The difficulty in managing breathing increases as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 06:25 and sunset at 16:27. On the last day of the month, sunrise is at 06:42 and sunset at 16:38 EET.

Sunshine

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

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In December, an average UV index of 3 transforms into the following instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

What is the temperature in December?
The average high-temperature, in December, in Byblos, is 11°C (51.8°F), while the average low-temperature is 4°C (39.2°F).
How many days does it rain in December?
In Byblos, in December, during 13 rainfall days, 149mm (5.87") of precipitation is typically accumulated.
What is the sea water temperature in December?
In Byblos, in December, the average water temperature is 20°C (68°F). Swimming in 20°C (68°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?
The month with the shortest days is December, with an average of 9h and 54min of daylight.
What is the average length of the day in December?
In December, the average day length is 9h and 56min.
When is the sunrise / sunset in December?
On the first day of December in Byblos, sunrise is at 06:25 and sunset at 16:27. On the last day of the month, sunrise is at 06:42 and sunset at 16:38 EET.
What are the months with the least sunshine?
The months with the least sunshine are January, February and December, with an average of 5h of sunshine.
How many hours of sunshine does Byblos have in December?
In Byblos, the average sunshine duration in December is 5h.
What are the months with the lowest UV index?
January and December, with an average maximum UV index of 3, are months with the lowest UV index.
How high is the UV index in December?
In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index
Average temperature in December - Byblos, Lebanon
Average temperature in December
Byblos, Lebanon
  • Average high temperature in December: 11°C

The warmest months (with the highest average high temperature) are July and August (29°C).
The month with the lowest average high temperature is January (10°C).

  • Average low temperature in December: 4°C

The months with the highest average low temperature are July and August (15°C).
The coldest months (with the lowest average low temperature) are January and February (2°C).

Average rainfall in December - Byblos, Lebanon
Average rainfall in December
Byblos, Lebanon
  • Average rainfall in December: 149mm

The wettest month (with the highest rainfall) is January (162mm).
The driest months (with the least rainfall) are July and August (0mm).

Average rainfall days in December - Byblos, Lebanon
Average rainfall days in December
Byblos, Lebanon
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is January (15 days).
The months with the least rainy days are June, July, August and September (1 days).

Average sea temperature in December - Byblos, Lebanon
Average sea temperature in December
Byblos, Lebanon
  • Average sea temperature in December: 20°C

The best month for swimming (with the highest average sea temperature) is August (28.5°C).
The coldest month (with the lowest average sea temperature) is February (17.5°C).

Average daylight in December / Average sunshine in December - Byblos, Lebanon
Average daylight in December /
Average sunshine in December
Byblos, Lebanon
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h

The months with the most sunshine are June and July (Average sunshine: 12h).
The months with the least sunshine are January, February and December (Average sunshine: 5h).

Average UV index in December - Byblos, Lebanon
Average UV index in December
Byblos, Lebanon
  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 11).
The months with the lowest UV index are January and December (UV index 3).

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