UV Index Today in St. Petersburg, Florida (FL)

Saturday, August 8, 2026 -12:31 PM EDT (GMT-4)

The UV Index in St. Petersburg, Florida (FL) right now is 9.7. This reading was last updated at 12:00 PM EDT, about 31 minutes ago. The UV Index at1:00 PM EDT, in about 28 minutes from now, is expected to be 11.4.

The maximum UV Index today in St. Petersburg is expected to be 11.4 at 1:00 PM EDT,28 minutes from now. The maximum UV Index tomorrow is expected to be 11.3 at 2:00 PM EDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

August 8
11.4
1:00 PM EDT
Extreme

Tomorrow

August 9
11.3
2:00 PM EDT
Extreme

UV Index Today Hourly

August 8

The highest UV reading in St. Petersburg, Florida (FL) today is 11.4 at 1:00 PM EDT, falling in the Extreme category.

0246810127 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PM8 PMEastern Daylight Time (EDT, GMT-4)Now: 12:31 PM00.41.33.46.79.711.411.49.773.71.40.50
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

August 9

UV levels in St. Petersburg, Florida (FL) are projected to top out at 11.3 tomorrow, hitting Extreme risk near 2:00 PM EDT.

0246810127 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PM8 PMEastern Daylight Time (EDT, GMT-4)00.41.63.96.89.511.211.39.66.941.70.50
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

August 7, 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 AM0.4
Low
9:00 AM1.7
Low
10:00 AM3.9
Moderate
11:00 AM6.9
High
12:00 PM9.6
Very High
1:00 PM11.3
Extreme
2:00 PM11.2
Extreme
3:00 PM8.1
Very High
4:00 PM4.1
Moderate
5:00 PM2.2
Low
6:00 PM1.1
Low
7:00 PM0.3
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

August 8, 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 AM0.4
Low
9:00 AM1.3
Low
10:00 AM3.4
Moderate
11:00 AM6.7
High
12:00 PM9.7
Very High
1:00 PM11.4
Extreme
2:00 PM11.4
Extreme
3:00 PM9.7
Very High
4:00 PM7
High
5:00 PM3.7
Moderate
6:00 PM1.4
Low
7:00 PM0.5
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

August 9, 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 AM0.4
Low
9:00 AM1.6
Low
10:00 AM3.9
Moderate
11:00 AM6.8
High
12:00 PM9.5
Very High
1:00 PM11.2
Extreme
2:00 PM11.3
Extreme
3:00 PM9.6
Very High
4:00 PM6.9
High
5:00 PM4
Moderate
6:00 PM1.7
Low
7:00 PM0.5
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

August 10, 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 AM0.4
Low
9:00 AM1.6
Low
10:00 AM3.9
Moderate
11:00 AM6.8
High
12:00 PM9.4
Very High
1:00 PM11.1
Extreme
2:00 PM10.9
Extreme
3:00 PM9.3
Very High
4:00 PM6.8
High
5:00 PM4
Moderate
6:00 PM1.7
Low
7:00 PM0.4
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

August 11, 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 AM0.4
Low
9:00 AM1.6
Low
10:00 AM3.9
Moderate
11:00 AM6.7
High
12:00 PM9.4
Very High
1:00 PM11.1
Extreme
2:00 PM11
Extreme
3:00 PM9.4
Very High
4:00 PM6.8
High
5:00 PM3.9
Moderate
6:00 PM1.7
Low
7:00 PM0.4
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)