January Weather in Lexington, United States

Last updated: June 24, 2025

In January, the average temperature in Lexington, United States hovers around -9°C (16°F), with extremes reaching as low as -34°C (-29°F) and peaking at 6°C (44°F). Expect 23 mm (0.9 in) of precipitation over approximately 5 days, coupled with an average humidity of a brisk 87%. Prepare for a chilly, yet engaging winter atmosphere!

January Temperature in Lexington

In January in Lexington, the average temperature is -9°C (16°F). The maximum can reach 6°C (44°F), while the minimum can dip to a chilling -34°C (-29°F). Travelers should prepare for extremely cold conditions and dress accordingly to ensure comfort during their visit.

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

The chart illustrates January temperature patterns in Lexington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lexington, January typically has an average temperature of -9°C (16°F), with highs reaching up to 6°C (44°F) and lows dropping to around -34°C (-29°F).

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

January Precipitation in Lexington

In Lexington in January, the precipitation amount is 23 mm (0.9 in) over the course of 5 days.

January Precipitation Trends in Lexington

The chart displays monthly precipitation patterns in Lexington, 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 Lexington, January typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 5 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 Lexington

In Lexington in January humidity is 87%. With an average temperature of -9°C (16°F), this humidity feels like a heavy blanket of moisture that clings to your skin, making it uncomfortable for traveling and causing your breath to mist in the cold air while navigating the wintry landscape.

January Average Humidity in Lexington

This chart illustrates the average monthly humidity levels in Lexington, 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 Lexington is approximately 87%, 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 Lexington

In Lexington in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Lexington, you can visit Hourly UV Index in Lexington.

Maximum UV Index Levels in Lexington for January

The chart shows the monthly maximum UV Index (UVI) for Lexington 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 Lexington typically reaches 2, which falls under the low exposure category.

Data source: Lexington 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 Lexington Compares to Other Months

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

This table compares monthly weather conditions in Lexington, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (16°F)	23 mm (0.9 inches)	87%	low
February Weather	-9°C (16°F)	31 mm (1.2 inches)	90%	moderate
March Weather	0°C (33°F)	54 mm (2.1 inches)	85%	moderate
April Weather	6°C (43°F)	94 mm (3.7 inches)	84%	high
May Weather	15°C (59°F)	114 mm (4.5 inches)	78%	very high
June Weather	22°C (71°F)	79 mm (3.1 inches)	80%	very high
July Weather	23°C (74°F)	102 mm (4.0 inches)	81%	very high
August Weather	21°C (71°F)	134 mm (5.3 inches)	81%	very high
September Weather	18°C (64°F)	112 mm (4.4 inches)	81%	high
October Weather	9°C (48°F)	104 mm (4.1 inches)	84%	moderate
November Weather	0°C (33°F)	35 mm (1.4 inches)	88%	moderate
December Weather	-5°C (23°F)	50 mm (2.0 inches)	84%	low