January Weather in Louisa, United States

Last updated: June 24, 2025

In January, the average temperature in Louisa, United States hovers around 3°C (37°F). Expect chilly conditions, with minimum temperatures dropping as low as -16°C (4°F) and occasional highs reaching up to 24°C (75°F). Rainfall may accompany the season, with an average precipitation amount of 100 mm (3.9 in) spread over 10 days. Humidity levels are high, averaging about 88%, adding to the cool atmosphere.

January Temperature in Louisa

In January in Louisa, the average temperature is 3°C (37°F). Maximums can reach 24°C (75°F), and minimums can drop as low as -16°C (4°F). Be prepared for a wide range of temperatures while traveling, ensuring to pack layers for comfort.

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

The chart illustrates January temperature patterns in Louisa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Louisa, January typically has an average temperature of 3°C (37°F), with highs reaching up to 24°C (75°F) and lows dropping to around -16°C (4°F).

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

January Precipitation in Louisa

In Louisa in January, the precipitation amount is 100 mm (3.9 in) over a span of 10 days.

January Precipitation Trends in Louisa

The chart displays monthly precipitation patterns in Louisa, 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 Louisa, January typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 10 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 Louisa

In Louisa in January, humidity is 88%. With an average temperature of 3°C (37°F), this humidity feels like a chilling fog that clings to your skin, making every step outside a damp and brisk challenge for travelers.

January Average Humidity in Louisa

This chart illustrates the average monthly humidity levels in Louisa, 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 Louisa is approximately 88%, 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 Louisa

In Louisa 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 Louisa, you can check the information here.

Maximum UV Index Levels in Louisa for January

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

Data source: Louisa 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 Louisa Compares to Other Months

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

This table compares monthly weather conditions in Louisa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	100 mm (3.9 inches)	88%	moderate
February Weather	6°C (42°F)	152 mm (6.0 inches)	88%	moderate
March Weather	9°C (49°F)	118 mm (4.7 inches)	87%	high
April Weather	14°C (57°F)	127 mm (5.0 inches)	84%	very high
May Weather	19°C (67°F)	132 mm (5.2 inches)	84%	very high
June Weather	23°C (73°F)	160 mm (6.3 inches)	83%	very high
July Weather	25°C (78°F)	117 mm (4.6 inches)	79%	very high
August Weather	24°C (75°F)	120 mm (4.7 inches)	66%	very high
September Weather	22°C (71°F)	103 mm (4.1 inches)	67%	very high
October Weather	16°C (61°F)	116 mm (4.6 inches)	76%	high
November Weather	8°C (46°F)	74 mm (2.9 inches)	89%	moderate
December Weather	5°C (42°F)	123 mm (4.8 inches)	88%	moderate