January Weather in Lexington, United States

Last updated: June 24, 2025

In January, the average temperature in Lexington, United States is a mild 11°C (52°F). Expect a wide range of temperatures, with minimums plunging to -10°C (15°F) and maximums soaring to 28°C (83°F). The month sees an average precipitation of 64 mm (2.5 in) over 7 days, accompanied by a notable average humidity of 79%. Stay prepared for a variety of weather conditions!

January Temperature in Lexington

In January in Lexington, the average temperature is 11°C (52°F). Maximums can reach 28°C (83°F), while minimums can drop as low as -10°C (15°F). Be prepared for a wide range of temperatures to ensure a comfortable and enjoyable trip.

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 11°C (52°F), with highs reaching up to 28°C (83°F) and lows dropping to around -10°C (15°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 64 mm (2.5 in) accumulated over a period of 7 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 64 mm (2.5 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Lexington

In Lexington in January humidity is 79%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that seeps through your clothes, making prolonged outdoor activities uncomfortable for travelers.

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 79%, 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 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the 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 5, 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	11°C (52°F)	64 mm (2.5 inches)	79%	moderate
February Weather	12°C (54°F)	69 mm (2.7 inches)	80%	very high
March Weather	18°C (64°F)	72 mm (2.8 inches)	78%	very high
April Weather	20°C (69°F)	118 mm (4.7 inches)	79%	extreme
May Weather	25°C (77°F)	155 mm (6.1 inches)	81%	extreme
June Weather	28°C (83°F)	100 mm (3.9 inches)	77%	extreme
July Weather	30°C (85°F)	82 mm (3.2 inches)	71%	extreme
August Weather	30°C (87°F)	118 mm (4.6 inches)	67%	extreme
September Weather	27°C (81°F)	124 mm (4.9 inches)	69%	very high
October Weather	22°C (71°F)	100 mm (3.9 inches)	73%	very high
November Weather	16°C (60°F)	68 mm (2.7 inches)	82%	high
December Weather	13°C (56°F)	90 mm (3.5 inches)	87%	moderate