UV Index for Louisville, KY

Current Louisville UV Index

0.3 (Low)

Last Updated 28 minutes ago

Hourly Louisville UV Index

The hourly Louisville, KY UV Index forecast for Thursday, January 29th, 2026.

5 Day Hourly Louisville UV Index Forecast

Last Updated 20 hours ago

The UV index forecast for the next five days in Louisville, KY has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Louisville over the next five days will be 2.3 on Thursday, January 29th at 1:00 pm.

The UV index forecast for Thursday, January 29th in Louisville, KY is below.

Time UV Index Risk
10am 0.9
Low
11am 1.4
Low
12pm 2.2
Low
1pm 2.3
Low
2pm 2.1
Low
3pm 1.3
Low
4pm 0.6
Low
5pm 0.2
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, January 30th in Louisville, KY is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0
Low
9am 0.3
Low
10am 0.9
Low
11am 1.3
Low
12pm 1.5
Low
1pm 1.5
Low
2pm 1.5
Low
3pm 1
Low
4pm 0.4
Low
5pm 0.2
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, January 31st in Louisville, KY is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0
Low
9am 0.3
Low
10am 0.8
Low
11am 1.2
Low
12pm 1.6
Low
1pm 1.7
Low
2pm 1.2
Low
3pm 0.8
Low
4pm 0.4
Low
5pm 0.2
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, February 1st in Louisville, KY is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
View Historical UV Index Data