March Weather in Louisville, United States

Last updated: June 24, 2025

In March, the average temperature in Louisville, United States hovers around 15°C (60°F). Expect a minimum of -5°C (23°F) and a maximum of 31°C (89°F), showcasing a wide range of conditions. During this time, precipitation amounts to about 70 mm (2.8 in) across 10 days, accompanied by a high average humidity of 83%. Anticipate a dynamic climate that calls for versatile wardrobe choices!

March Temperature in Louisville

In March in Louisville, the average temperature is 15°C (60°F). Maximums can reach 31°C (89°F) and minimums can be as low as -5°C (23°F). Be prepared for a wide range of temperatures when traveling to Louisville during this month.

March Weather in Louisville: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Louisville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Louisville, March typically has an average temperature of 15°C (60°F), with highs reaching up to 31°C (89°F) and lows dropping to around -5°C (23°F).

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

March Precipitation in Louisville

In Louisville in March, the precipitation amount is 70 mm (2.8 in) over a period of 10 days.

March Precipitation Trends in Louisville

The chart displays monthly precipitation patterns in Louisville, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Louisville, March typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Louisville

In Louisville in March humidity is 83%. With an average temperature of 15°C (60°F), this humidity feels like a damp blanket wrapping around you, making travel a bit uncomfortable and sticky, as the air clings to your skin and dampens your clothes.

March Average Humidity in Louisville

This chart illustrates the average monthly humidity levels in Louisville, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Louisville is approximately 83%, offering insight into how humid the weather typically is during this month.

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

March UV Index in Louisville

In Louisville in March, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Louisville.

Maximum UV Index Levels in Louisville for March

The chart shows the monthly maximum UV Index (UVI) for Louisville in March, 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 March, the maximum UV index in Louisville typically reaches 9, which falls under the very high exposure category.

Data source: Louisville March 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 March Weather in Louisville Compares to Other Months

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

This table compares monthly weather conditions in Louisville, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	89 mm (3.5 inches)	86%	moderate
February Weather	13°C (55°F)	116 mm (4.6 inches)	84%	high
March Weather	15°C (60°F)	70 mm (2.8 inches)	83%	very high
April Weather	19°C (67°F)	99 mm (3.9 inches)	81%	very high
May Weather	24°C (75°F)	95 mm (3.7 inches)	81%	extreme
June Weather	27°C (80°F)	119 mm (4.7 inches)	81%	extreme
July Weather	28°C (83°F)	109 mm (4.3 inches)	83%	extreme
August Weather	28°C (82°F)	108 mm (4.3 inches)	81%	extreme
September Weather	26°C (79°F)	83 mm (3.3 inches)	82%	very high
October Weather	21°C (70°F)	97 mm (3.8 inches)	78%	very high
November Weather	13°C (56°F)	55 mm (2.2 inches)	86%	high
December Weather	11°C (52°F)	112 mm (4.4 inches)	89%	moderate