June Weather in Louisville, United States

Last updated: June 24, 2025

In June, the average temperature in Louisville, United States hovers around 27°C (80°F). Expect a range from a comfortable 15°C (59°F) to a sizzling 39°C (102°F). Prepare for some rain, as 119 mm (4.7 in) of precipitation is expected over 13 days, with an average humidity level of 81%.

June Temperature in Louisville

In June in Louisville, the average temperature is 27°C (80°F). Maximums can reach 39°C (102°F), while minimums can drop as low as 15°C (59°F). Be prepared for warm days and cooler evenings, making it a perfect time for outdoor activities.

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

The chart illustrates June 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, June typically has an average temperature of 27°C (80°F), with highs reaching up to 39°C (102°F) and lows dropping to around 15°C (59°F).

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

June Precipitation in Louisville

In Louisville in June, the precipitation amount is 119 mm (4.7 in) spread over 13 days.

June Precipitation Trends in Louisville

The chart displays monthly precipitation patterns in Louisville, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Louisville, June typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Louisville

In Louisville in June, humidity is 81%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket wrapping around you, making travel feel sticky and heavy, but the vibrant atmosphere can still be invigorating, inviting moments of exploration in slower, more deliberate steps.

June Average Humidity in Louisville

This chart illustrates the average monthly humidity levels in Louisville, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Louisville is approximately 81%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Louisville

In Louisville in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Louisville.

Maximum UV Index Levels in Louisville for June

The chart shows the monthly maximum UV Index (UVI) for Louisville in June, 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 June, the maximum UV index in Louisville typically reaches 11, which falls under the extreme exposure category.

Data source: Louisville June 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 June 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 June’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 June’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