January Weather in Lexington, United States

Last updated: June 24, 2025

In Lexington, United States, the average temperature in January hovers around 6°C (42°F). While you might experience a chilly minimum of -17°C (2°F), be prepared for the occasional warmth with a maximum reaching 24°C (76°F). Expect about 89 mm (3.5 in) of precipitation spread across 9 days, contributing to an average humidity level of 86%. Embrace the variety this month brings!

January Temperature in Lexington

In January in Lexington, the average temperature is 6°C (42°F). Maximum temperatures can reach 24°C (76°F), while minimums can drop as low as -17°C (2°F). It's advisable to pack a variety of clothing to accommodate both warm and cold conditions while traveling.

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 6°C (42°F), with highs reaching up to 24°C (76°F) and lows dropping to around -17°C (2°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 89 mm (3.5 in) during a span of 9 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 89 mm (3.5 inches) of precipitation spread over approximately 9 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 86%. With an average temperature of 6°C (42°F), this humidity feels like a chilly, damp embrace that can make outdoor activities feel uncomfortable and chilly, prompting travelers to seek shelter or warm clothing to stay cozy while exploring.

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 86%, 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 reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Lexington for better planning.

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 4, which falls under the moderate 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	6°C (42°F)	89 mm (3.5 inches)	86%	moderate
February Weather	9°C (48°F)	116 mm (4.6 inches)	85%	high
March Weather	11°C (53°F)	83 mm (3.3 inches)	84%	very high
April Weather	16°C (61°F)	105 mm (4.1 inches)	82%	very high
May Weather	21°C (70°F)	116 mm (4.6 inches)	83%	very high
June Weather	24°C (76°F)	91 mm (3.6 inches)	82%	extreme
July Weather	27°C (80°F)	91 mm (3.6 inches)	80%	very high
August Weather	26°C (78°F)	103 mm (4.1 inches)	74%	very high
September Weather	23°C (74°F)	140 mm (5.5 inches)	75%	very high
October Weather	18°C (64°F)	97 mm (3.8 inches)	79%	very high
November Weather	10°C (50°F)	85 mm (3.3 inches)	87%	moderate
December Weather	8°C (46°F)	112 mm (4.4 inches)	87%	moderate