December Weather in Beirut, Lebanon

Last updated: August 21, 2025

December in Beirut, Lebanon offers a delightful blend of mild temperatures and occasional rain. The maximum temperature hovers around 28°C (82°F), while the average dips to a comfortable 15°C (60°F), with nights cooling off to a refreshing 8°C (47°F). Visitors can expect about 167 mm (6.6 in) of rain over 13 days, contributing to the city's lush landscape. With humidity levels at 72%, the air feels crisp and invigorating, making December a charming time to explore the vibrant streets of Beirut.

December Temperature in Beirut

In December, Beirut experiences a refreshing transition as winter approaches, with temperatures ranging from a minimum of 8°C (47°F) to a pleasant maximum of 28°C (82°F). The average temperature settles around 15°C (60°F), making this month notably cooler than the preceding months yet still mild compared to winter standards in many regions. As the holiday season unfolds, the city enjoys moderate daytime warmth, perfect for exploring its vibrant streets. This gradual cooling trend, noticeable from November's highs, signals the onset of winter, inviting visitors to relive the charm of Beirut against a backdrop of crisp air and festive atmospheres.

December Weather in Beirut: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Beirut, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Beirut, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec555658647276818179746660
Data source: Temperature data for Beirut generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Beirut

In December, Beirut experiences a significant uptick in precipitation, making it one of the wettest months of the year, with an impressive 167 mm (6.6 in) of rain. This deluge often occurs over 13 days, indicating a notable return to wetter weather after the drier summer months that saw almost no rain. Transitioning from the last months of the year, where precipitation levels rise steadily from 52 mm (2.0 in) in November, December's rainfall sets the stage for the winter season ahead. Consequently, this shift brings not only lush greenery to the region but also prepares the landscape for the cooler months that follow, highlighting a defining trend in Beirut's climate as it wraps up the year.

December Precipitation Trends in Beirut

The chart displays monthly precipitation patterns in Beirut, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Beirut, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec152102106491552353152168
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Beirut

In December, Beirut experiences a notable rise in humidity, reaching 72%, which reflects a trend of increasing moisture as the year concludes. This month stands out as the second-highest in humidity levels, following January's 71%. As the colder months set in, humidity levels trend upwards after a significant dip during the summer, where they plummeted to a mere 26% in August. The shift in December from the drier conditions of late spring and summer to the more humid atmosphere of late fall paints a picture of a city where seasonal transitions are not just marked by temperature changes, but also by significant shifts in moisture in the air. Thus, as we enter winter, the coastal charm of Beirut is accompanied by a fresh surge in humidity.

December Average Humidity in Beirut

This chart illustrates the average monthly humidity levels in Beirut, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Beirut is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%67%62%47%46%34%33%26%34%49%61%72%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Beirut

As December settles in Beirut, the UV Index drops to 3, indicating a moderate exposure level with a burn time of 30 minutes. This is a notable shift from the extreme highs of summer, where values soared to 11 in June and July, necessitating cautious sun protection within just 10 minutes. The winter months generally bring a decrease in UV levels; January and November maintain a moderate status as well, with indices of 4 and 5, respectively. This trend underscores the importance of adapting sun safety practices throughout the year, particularly as the sun's intensity varies. For detailed insights on the UV Index in Beirut, visit Beirut UV Index.

Maximum UV Index Levels in Beirut for December

The chart shows the monthly maximum UV Index (UVI) for Beirut in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Beirut typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4679101111109853
Data source: Beirut December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Beirut

As the year draws to a close, December in Beirut embraces a gentle decline in sunshine hours, averaging 271 hours. This is a marked contrast to the sun-drenched peak of summer, where July shines with 415 hours of radiant light. The trend reveals a gradual increase in daylight from the winter months, reaching its zenith in mid-year, before gracefully tapering off into the cooler winter period. However, even in December, Beirut's sun remains a cherished companion, offering a warm glow amidst the crisp air and the festive spirit of the holiday season, bridging the vibrancy of autumn with the serene chill of winter.

Monthly Sunshine Duration in Beirut: December Highlighted

The December sunshine duration represents the total number of hours Beirut experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec223h274h334h356h400h404h415h392h350h322h283h271h
Data source: Beirut December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Beirut During December

As December approaches in Beirut, the likelihood of sunny weather takes a noticeable dip, with a chance of sunshine falling to just 45%. This marks a significant contrast to the bright and warm summer months—where the sun shines nearly every day—showing a clear trend of decreasing sunlight as the year progresses. While the earlier months of winter, particularly November, boast a 65% chance of sun, by December, residents can expect more overcast days, signaling the onset of the colder season. The sparkle of sunny afternoons becomes less frequent, ushering in a moment more suited for cozy gatherings than beach outings.

Percentage of Sunny Days in December in Beirut

The chart illustrates the percentage of sunny days in Beirut throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Beirut experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%65%56%71%88%92%94%95%88%80%65%45%
Data source: Beirut December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Beirut in December

As the year winds down in Beirut, Lebanon, December marks a notable shift in daylight duration, offering just 9 hours of light—the shortest of the year. This decline follows a gradual pattern observed from the longer days of summer; June and July boast 14 hours of daylight, providing a vibrant backdrop for outdoor exploration. However, as fall takes its course, daylight gradually diminishes, slipping to 12 hours in September and further down to 10 hours from November into January. This annual rhythm not only highlights the contrast between the sun-drenched summer months and the cozy, shorter days of winter but also invites residents and visitors alike to embrace the enchanting atmosphere that December brings, despite the lesser daylight.

Average Daylight Hours in Beirut for December

The chart illustrates the variation in daylight duration in Beirut throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 10m10h 57m11h 59m13h 2m13h 55m14h 21m14h 7m13h 21m12h 20m11h 18m10h 23m9h 55m
Data source: Beirut daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Beirut

As the year draws to a close in Beirut, December ushers in a subtle increase in the average wind speed, reaching 3.9 m/s (9 mph). This uptick, along with the trend of moderate breezes throughout the year, hints at the city's dynamic climate. Notably, the winds are strongest this month compared to several of the preceding winter months, including November, which recorded a gentle 2.7 m/s (6 mph). While early winter often brings calm, December's winds invigorate the air, setting a refreshing tone as the city prepares for the festive season. This slight intensification of the breeze not only enhances the coolness of the atmosphere but also captures the lively spirit of Beirut as it transitions into the new year.

Average December Wind Speed in Beirut

The chart displays monthly wind speed patterns in Beirut, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.82.84.13.62.93.03.43.13.12.82.73.9 m/s
Data source: Beirut December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Beirut Compares to Other Months

Weather in Beirut varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Beirut, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, the weather is generally warmer than in January, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 28°C (82°F), and an average temperature of 15°C (60°F). The month experiences significant rainfall, totaling 167 mm (6.6 in) over about 13 days, with humidity levels around 72%. In contrast, January sees cooler conditions, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 23°C (74°F) and an average temperature of 13°C (55°F). Precipitation slightly decreases to 152 mm (6.0 in) over the same number of rainy days, and humidity remains similar at 71%. For more detailed information, you can check Beirut weather in January.

December and February present noticeable differences in weather patterns. In December, temperatures typically range from a minimum of 8°C (47°F) to a maximum of 28°C (82°F), with an average temperature of 15°C (60°F). The month also experiences significant rainfall, totaling 167 mm (6.6 in) over approximately 13 days, resulting in a humidity level of 72%. In contrast, February sees cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 23°C (74°F), while the average drops to 13°C (56°F). Precipitation is also reduced to 102 mm (4.0 in) across about 10 days, contributing to a slightly lower humidity level of 67%. For more details, visit Beirut weather in February.

December weather in Beirut presents a warmer climate than March, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 28°C (82°F). The month sees higher precipitation levels at 167 mm (6.6 in) over about 13 days, along with a humidity level of 72%. In contrast, March experiences slightly cooler temperatures, with lows of 3°C (38°F) and highs reaching 29°C (85°F), while overall precipitation decreases to 106 mm (4.2 in) and occurs over 11 days, accompanied by a lower humidity of 62%. For more detailed insights into March weather, you can visit Beirut weather in March.

In December, the weather is generally cooler and wetter, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 28°C (82°F). The month sees significant rainfall, totaling 167 mm (6.6 in), spread across about 13 days, resulting in a higher humidity level of 72%.

In contrast, April experiences a mild warming trend, with average temperatures from 8°C (47°F) to 29°C (85°F). Rainfall drops substantially to 49 mm (1.9 in) over just 8 days, leading to a more comfortable humidity rate of 47%. For a detailed look at spring conditions, check out Beirut weather in April.

In December, the weather is characterized by milder temperatures, ranging from a minimum of 8°C (47°F) to a maximum of 28°C (82°F), with an average of 15°C (60°F). The month also sees significant precipitation, with around 167 mm (6.6 in) falling over 13 days, leading to a higher humidity level of 72%. In contrast, May offers a warmer climate, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 33°C (92°F) and an average temperature of 22°C (72°F). The precipitation drops dramatically to just 15 mm (0.6 in) over 4 days, significantly reducing humidity to 46%. For more detailed insights on May weather, check out Beirut weather in May.

December and June present contrasting weather patterns. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 28°C (82°F), with an average of 15°C (60°F). This month sees substantial rainfall, totaling 167 mm (6.6 in) over about 13 days, and a relatively high humidity of 72%. In stark contrast, June boasts warmer temperatures, with a minimum of 16°C (61°F) and a maximum of 32°C (90°F), averaging 24°C (76°F). Rainfall is minimal, at just 5 mm (0.2 in) over 2 days, and the humidity drops significantly to 34%. For more details, you can visit Beirut weather in June.

December and July present stark contrasts in weather patterns. In December, temperatures range from a mild 8°C (47°F) at night to a warm 28°C (82°F) during the day, accompanied by significant precipitation of 167 mm (6.6 in) over approximately 13 days, leading to a relatively humid atmosphere at 72%. In contrast, July boasts much warmer conditions, with minimum temperatures around 22°C (72°F) and maximums reaching as high as 35°C (95°F). Precipitation is virtually nonexistent, with only 2 mm (0.1 in) expected over the entire month, resulting in a much drier climate with humidity levels dropping to 33%. For more detailed insights, you can check out Beirut weather in July.

December and August offer distinctly different weather experiences. In December, temperatures range from a mild 8°C (47°F) at night to a pleasant average of 15°C (60°F) during the day, peaking at a maximum of 28°C (82°F). This month sees significant rainfall, with approximately 167 mm (6.6 in) of precipitation across 13 days and a humidity level of 72%. In contrast, August boasts much warmer temperatures, with minimums around 23°C (73°F) and averages of 27°C (82°F), reaching as high as 33°C (92°F). Additionally, August is notably dry, receiving only about 3 mm (0.1 in) of rain and experiencing no rainy days, alongside a much lower humidity of 26%. For more details on what to expect in Beirut during this summer month, check out Beirut weather in August.

December weather features cooler temperatures, with a minimum of 8°C (47°F) and an average of 15°C (60°F), compared to the warmer September conditions where temperatures range from a minimum of 19°C (67°F) to an average of 26°C (79°F). December also brings significantly more rainfall, with 167 mm (6.6 in) falling over 13 days, whereas September enjoys a much drier climate with only 5 mm (0.2 in) of precipitation in just one day. Additionally, the humidity in December is higher at 72%, contrasting with the more comfortable 34% humidity in September, making September the more pleasant month overall. For more details, check Beirut weather in September.

In December, the weather tends to be cooler and wetter compared to October. While December's average temperature ranges from a minimum of 8°C (47°F) to a maximum of 28°C (82°F), October boasts warmer temperatures with averages between 15°C (60°F) and 33°C (91°F). Additionally, December experiences significantly more precipitation, with 167 mm (6.6 in) over 13 days, contrasted with October's relatively dry 31 mm (1.2 in) over just 3 days. Humidity levels also rise in December, reaching 72%, compared to October's lower 48%. For a detailed look at October's climate specifics, check out Beirut weather in October.

In comparing the weather conditions of December and November, December tends to be slightly cooler and wetter. The minimum temperature in December drops to 8°C (47°F), while November sees a milder minimum of 12°C (53°F). Additionally, December has a lower average temperature of 15°C (60°F) compared to November's 19°C (67°F). Precipitation also significantly increases in December, with 167 mm (6.6 in) over 13 days, compared to November’s 52 mm (2.0 in) over just 8 days. Furthermore, December's humidity is higher at 72%, whereas November enjoys a more comfortable 61%. For more detailed insights, you can check out Beirut weather in November.

Compare Beirut's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Beirut

As December unfolds in Beirut, the city's climate takes on a distinct character compared to the warmer months of summer and early autumn. With a comfortable average temperature settling around 15°C (60°F), residents and visitors alike can enjoy a reprieve from the heat, though temperatures can still peak at a pleasant 28°C (82°F) during the day. This month also brings increased precipitation, with about 167 mm (6.6 in) expected over 13 days, making it one of the wetter times of the year. The humidity remains noticeable at 72%, adding a touch of chill to the air. December is thus a transitional month, rich in cozy atmospheres and ideal for exploring the vibrant cultural landscape of Beirut. To learn more about how this stunning city experiences each season, be sure to check out Beirut Climate.