December weather forecast
Beirut, Lebanon

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The beautiful city of Beirut, Lebanon
The beautiful city of Beirut, Lebanon

Weather in December

December marks the arrival of true winter in Beirut, with temperature dipping even further. The increased rainfall, reaching 164mm (6.46"), coupled with lower daylight hours, creates a wintry atmosphere, unique to this month. Despite the chill, Beirut shines in a festive light as the year draws to an end. The holiday season ensures high spirits, and locals as well as tourists can enjoy witnessing Lebanon's unique ways of festive celebration. The mild Beirut winter, characterized by rains and comparatively warmer temperatures, offers its own unique set of joys.

Temperature

In the transition to December, Beirut observes a minor drop in the average high-temperature, shifting from a warm 23.2°C (73.8°F) in November to a comfortable 19.4°C (66.9°F). Beirut's temperature lowers to a mean of 12.9°C (55.2°F) during the nights in December.

Humidity

In December, the average relative humidity in Beirut is 68%.

Rainfall

In December, the rain falls for 12 days. Throughout December, 164mm (6.46") of precipitation is accumulated. Throughout the year, in Beirut, there are 68 rainfall days, and 826mm (32.52") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature is 20.2°C (68.4°F).
Note: Swimming in water with a temperature of 20.2°C (68.4°F) is not a pleasurable experience for the majority. As the temperature falls below 21°C (69.8°F), it becomes increasingly hard to control one's breathing.

Daylight

December has the shortest days of the year in Beirut, with an average of 9h and 54min of daylight.
On the first day of the month, sunrise is at 06:25 and sunset at 16:29. On the last day of December, in Beirut, Lebanon, sunrise is at 06:42 and sunset at 16:39 EET.

Sunshine

The average sunshine in December is 4.7h.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, an average UV index of 3 transforms into the following instructions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the usual temperature for Beirut in December?

An average high-temperature, in December, in Beirut, is 19.4°C (66.9°F) and the average low-temperature is 12.9°C (55.2°F). In October, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 30°C (86°F).

What is the average humidity in December in Beirut?

The average relative humidity in December is 68%.

How much does it rain in Beirut in December?

In Beirut, during December, the rain falls for 12 days and regularly aggregates up to 164mm (6.46") of precipitation.

How cold is the water in December in Beirut?

In Beirut, Lebanon, the average seawater temperature in December is 20.2°C (68.4°F). For most, swimming in 20.2°C (68.4°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

What is the month with the shortest days in Beirut?

December has the shortest days of the year in Beirut, Lebanon, with an average of 9h and 54min of daylight.

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

The average day length in December is 9h and 57min.

What time are sunrise and sunset in December in Beirut?

In December, on the first day of the month, sunrise is at 06:25 and sunset at 16:29. On the last day of the month, in Beirut, sunrise is at 06:42 and sunset at 16:39 EET.

How long on average sun shines in December in Beirut?

In Beirut, the average sunshine duration in December is 4.7h.

What is the month with the lowest UV index in Beirut?

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Beirut.

How high is the UV index in December in Beirut?

The average daily maximum UV index in December in Beirut is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in December
Beirut, Lebanon

Average temperature in December - Beirut, Lebanon
  • Average high temperature in December: 19.4°C

The warmest month (with the highest average high temperature) is August (30.7°C).
The month with the lowest average high temperature is January (17.4°C).

  • Average low temperature in December: 12.9°C

The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is February (11°C).

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Average humidity in December
Beirut, Lebanon

Average humidity in December - Beirut, Lebanon
  • Average humidity in December: 68%

The months with the highest relative humidity are July and August (73%).
The month with the lowest relative humidity is November (66%).

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Average rainfall in December
Beirut, Lebanon

Average rainfall in December - Beirut, Lebanon
  • Average rainfall in December: 163.8mm

The wettest month (with the highest rainfall) is January (190.9mm).
The driest month (with the least rainfall) is July (0.3mm).

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Average rainfall days in December
Beirut, Lebanon

Average rainfall days in December - Beirut, Lebanon
  • Average rainfall days in December: 12 days

The month with the highest number of rainy days is January (15 days).
The months with the least rainy days are June, July and August (0 days).

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Average sea temperature in December
Beirut, Lebanon

Average sea temperature in December - Beirut, Lebanon
  • Average sea temperature in December: 20.2°C

The best month for swimming (with the highest average sea temperature) is August (28.6°C).
The coldest month (with the lowest average sea temperature) is February (17.4°C).

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Average daylight in December /
Average sunshine in December
Beirut, Lebanon

Average daylight in December / Average sunshine in December - Beirut, 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: 4h and 4min

The months with the most sunshine are June and July (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average UV index in December
Beirut, Lebanon

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

The month with the highest UV index is July (UV index 12).
The months with the lowest UV index are January and December (UV index 3).

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Beirut, Lebanon

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