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June Weather in Louisville, United States

Last updated: June 24, 2025

In June, the average temperature in Louisville, United States hovers around 17°C (63°F). This month can bring a range of experiences, with minimum temperatures dipping to 3°C (37°F) and peaking at 34°C (93°F). Expect 74 mm (2.9 in) of precipitation over about 14 days, accompanied by an average humidity of 58%. Perfect for those who enjoy a mix of warmth and refreshing breezes!

June Temperature in Louisville

In June in Louisville, the average temperature is 17°C (63°F). Maximums can reach 34°C (93°F), while minimums can drop to as low as 3°C (37°F). Travelers should be prepared for warm days and cool nights.

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 17°C (63°F), with highs reaching up to 34°C (93°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec262535425063686661443629
Data source: Temperature data for Louisville generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Louisville

In Louisville in June, the precipitation amount is 74 mm (2.9 in) over a span of 14 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 74 mm (2.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec2536636813474716842483020
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Louisville

In Louisville in June humidity is 58%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing embrace, making it pleasant for traveling as long as you stay hydrated and dress in light layers.

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 58%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%76%67%58%52%56%65%76%82%89%
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 is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, 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 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469111112121110754
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.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)25 mm (1.0 inches)88%moderate
February Weather-4°C (26°F)36 mm (1.4 inches)87%high
March Weather2°C (35°F)62 mm (2.5 inches)81%very high
April Weather5°C (42°F)68 mm (2.7 inches)76%extreme
May Weather10°C (50°F)134 mm (5.3 inches)66%extreme
June Weather17°C (63°F)74 mm (2.9 inches)58%extreme
July Weather20°C (68°F)71 mm (2.8 inches)52%extreme
August Weather19°C (67°F)67 mm (2.7 inches)56%extreme
September Weather16°C (61°F)42 mm (1.6 inches)65%very high
October Weather7°C (45°F)48 mm (1.9 inches)76%high
November Weather2°C (36°F)30 mm (1.2 inches)82%moderate
December Weather-2°C (29°F)19 mm (0.8 inches)89%moderate

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