When is UV highest today in Louisville, KY

UV Index

Moderate

Today's UV index is moderate. Using sunscreen or other UV protection is recommended. Try to avoid direct sun exposure between 11 AM and 4 PM.

TodayTomorrow

ExtremeVery highHighModerateLow

10AM

2PM

6PM

10PM

2AM

LowModerate

UV index is unitless. Cloud cover is shown as a percentage.

Peak UV 4

HourUV indexCloud cover

11AM0Low88%

12PM0Low90%

1PM1Low90%

2PM1Low90%

3PM2Low90%

4PM2Low88%

5PM3Moderate88%

6PM4Moderate88%

7PM3Moderate88%

8PM3Moderate89%

9PM3Moderate89%

10PM2Low87%

11PM3Moderate83%

12AM1Low75%

1AM1Low77%

2AM0Low77%

3AM0Low74%