UV Index Today in Louisville, Kentucky (KY)

Tuesday, October 13, 2026 -7:16 PM EDT (GMT-4)

The UV Index in Louisville, Kentucky (KY) right now is 0. This reading was last updated at 7:00 PM EDT, about 16 minutes ago. The UV Index at8:00 PM EDT, in about 43 minutes from now, is expected to be 0.

The maximum UV Index today in Louisville was 5.7 at 2:00 PM EDT,5 hours and 16 minutes ago. The maximum UV Index tomorrow is expected to be 5.2 at 1:00 PM EDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

October 13
5.7
2:00 PM EDT
High

Tomorrow

October 14
5.2
1:00 PM EDT
Moderate

UV Index Today Hourly

October 13

The UV Index for Louisville, Kentucky (KY) peaks at 5.7 today at 2:00 PM EDT, classified as High risk.

02468108 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMEastern Daylight Time (EDT, GMT-4)Now: 7:16 PM00.31.12.64.35.55.74.93.31.70.60
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

October 14

Data shows Louisville, Kentucky (KY)'s UV Index climbing to 5.2 tomorrow, peaking at1:00 PM EDT under Moderate conditions.

02468108 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PMEastern Daylight Time (EDT, GMT-4)00.212.53.85.23.33.91.30.20
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

October 13, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0.3
Low
10:00 AM1.1
Low
11:00 AM2.6
Moderate
12:00 PM4.3
Moderate
1:00 PM5.5
High
2:00 PM5.7
High
3:00 PM4.9
Moderate
4:00 PM3.3
Moderate
5:00 PM1.7
Low
6:00 PM0.6
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

October 14, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0.2
Low
10:00 AM1
Low
11:00 AM2.5
Moderate
12:00 PM3.8
Moderate
1:00 PM5.2
Moderate
2:00 PM3.3
Moderate
3:00 PM3.9
Moderate
4:00 PM1.3
Low
5:00 PM0.2
Low
6:00 PM0
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

October 15, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0.1
Low
10:00 AM0.6
Low
11:00 AM0.2
Low
12:00 PM0.5
Low
1:00 PM2.6
Moderate
2:00 PM2.6
Moderate
3:00 PM4
Moderate
4:00 PM3.3
Moderate
5:00 PM1.7
Low
6:00 PM0.5
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

October 16, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0.1
Low
10:00 AM0.1
Low
11:00 AM0.4
Low
12:00 PM0.7
Low
1:00 PM0.8
Low
2:00 PM5.2
Moderate
3:00 PM4.3
Moderate
4:00 PM2.9
Moderate
5:00 PM1.4
Low
6:00 PM0.5
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

October 17, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0.2
Low
10:00 AM0.7
Low
11:00 AM2.1
Low
12:00 PM3.5
Moderate
1:00 PM4.6
Moderate
2:00 PM4.8
Moderate
3:00 PM4.1
Moderate
4:00 PM2.8
Moderate
5:00 PM1.4
Low
6:00 PM0.5
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low
Data Source: National Oceanic and Atmospheric Administration (NOAA)

Nearby Places

Maximum UV Index Today
Data Source: National Oceanic and Atmospheric Administration (NOAA)