Miami, FL: Current UV Index and Hourly Forecast

On this page, you can find the current UV Index and hourly 5 day UV Index forecast for Miami, Miami-Dade County, Florida (FL). The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated daily.

Current UV Index
4:08 PM EDT

6.4Risk: High

(Updated 8 minutes ago.)

As of 4:08 PM EDT, the UV Index in Miami, FL is 6.4 (High).
The UV Index is expected to fall sharply to 3.6 (Moderate) between 5:00 PM - 6:00 PM EDT today.

Hourly UV Index Forecast for Today
Tuesday, July 15, 2025

9 AM12 PM3 PM6 PM9 PMEastern Daylight Time (EDT)0123456789101112Current Time: 4:08 PM, EDT

UV Index Data sourced from the NOAA.


As of 4:08 PM EDT today in Miami, FL, the UV Index is currently at a high level of 6.4. As the day progresses, the UV index is expected to fall as the sun sets.

It will return to moderate levels at 5:00 PM and then drop to low levels again from 6:00 PM onwards. As the day transitions into the night, the UV Index will drop back down to 0 at 8:00 PM.


Summary of Hourly UV Index Forecast for Today and Tomorrow in Miami, FL

Today

Time RangeUV IndexRisk
9:00 AM - 10:00 AM (EDT)2
Low
10:00 AM - 11:00 AM4.5
Moderate
11:00 AM - 4:00 PM7.5 - 10
Very High
4:00 PM - 5:00 PM6.4
High
5:00 PM - 6:00 PM3.6
Moderate
6:00 PM - 12:00 AM0 - 1.5
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 10:00 AM (EDT)0 - 1.4
Low
10:00 AM - 11:00 AM3.8
Moderate
11:00 AM - 12:00 PM6.9
High
12:00 PM - 1:00 PM9.7
Very High
1:00 PM - 3:00 PM11.4 - 11.6
Extreme
3:00 PM - 4:00 PM9.5
Very High
4:00 PM - 5:00 PM6.7
High
5:00 PM - 6:00 PM3.9
Moderate
6:00 PM - 12:00 AM0 - 1.7
Low

Detailed Hourly Miami UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
4:00 PM - 5:00 PM (Now, EDT)6.4
High
5:00 PM - 6:00 PM 3.6
Moderate
6:00 PM - 7:00 PM 1.5
Low
7:00 PM - 8:00 PM 0.4
Low
8:00 PM - 9:00 PM 0
Low
9:00 PM - 10:00 PM 0
Low
10:00 PM - 11:00 PM 0
Low
11:00 PM - 12:00 AM 0
Low

Current UV Index in Nearby Cities