December weather forecastByblos, 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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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: 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: 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: 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: 9h and 54min
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: 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).





