January Weather in Lebanon, United States

Last updated: June 24, 2025

In January, the average temperature in Lebanon, United States hovers around 1°C (34°F). However, be prepared for a temperature range that can dip as low as -19°C (-2°F) and rise to a pleasant 22°C (71°F). This month brings about 79 mm (3.1 in) of precipitation, spread across 8 days, and the air remains notably humid with an average humidity of 81%.

January Temperature in Lebanon

In January in Lebanon, the average temperature is 1°C (34°F). Maximums can reach 22°C (71°F), and minimums can be as low as -19°C (-2°F). Travelers should be prepared for a wide range of temperatures during this time, making layering essential.

January Weather in Lebanon: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Lebanon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lebanon, January typically has an average temperature of 1°C (34°F), with highs reaching up to 22°C (71°F) and lows dropping to around -19°C (-2°F).

Data source: Temperature data for Lebanon generated using information from the Copernicus Climate Change Service.

January Precipitation in Lebanon

In Lebanon in January, the precipitation amount is 79 mm (3.1 in) during 8 days, indicating a relatively wet period for the area.

January Precipitation Trends in Lebanon

The chart displays monthly precipitation patterns in Lebanon, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Lebanon, January typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Lebanon

In Lebanon in January humidity is 81%. With an average temperature of 1°C (34°F), this humidity feels like a damp chill wrapping around you, making traveling uncomfortable as every breath feels heavy and the cold penetration intensifies with the moisture in the air.

January Average Humidity in Lebanon

This chart illustrates the average monthly humidity levels in Lebanon, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Lebanon is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Lebanon

In Lebanon in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Lebanon, you can check the information here.

Maximum UV Index Levels in Lebanon for January

The chart shows the monthly maximum UV Index (UVI) for Lebanon in January, 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 January, the maximum UV index in Lebanon typically reaches 3, which falls under the moderate exposure category.

Data source: Lebanon January 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.

How January Weather in Lebanon Compares to Other Months

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

This table compares monthly weather conditions in Lebanon, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	79 mm (3.1 inches)	81%	moderate
February Weather	3°C (37°F)	76 mm (3.0 inches)	78%	high
March Weather	9°C (49°F)	130 mm (5.1 inches)	76%	high
April Weather	13°C (55°F)	144 mm (5.7 inches)	78%	very high
May Weather	19°C (66°F)	167 mm (6.6 inches)	83%	very high
June Weather	24°C (76°F)	96 mm (3.8 inches)	83%	extreme
July Weather	26°C (79°F)	95 mm (3.7 inches)	78%	extreme
August Weather	25°C (77°F)	92 mm (3.6 inches)	68%	very high
September Weather	23°C (73°F)	52 mm (2.1 inches)	64%	very high
October Weather	15°C (59°F)	136 mm (5.4 inches)	70%	high
November Weather	8°C (46°F)	63 mm (2.5 inches)	83%	moderate
December Weather	5°C (41°F)	49 mm (1.9 inches)	87%	moderate