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
3:28 PM EDT

5.4Risk: Moderate

(Updated 28 minutes ago.)

As of 3:28 PM EDT, the UV Index in Miami, FL is 5.4 (Moderate).
The UV Index is expected to fall sharply to 3.4 (still Moderate) between 4:00 PM - 5:00 PM EDT today.

Hourly UV Index Forecast for Today
Sunday, October 26, 2025

9 AM12 PM3 PM6 PM9 PMEastern Daylight Time (EDT)0123456789101112Current Time: 3:28 PM, EDT

UV Index Data sourced from the NOAA.


As of 3:28 PM EDT today in Miami, FL, the UV Index is currently at a moderate level of 5.4. As the day progresses, the UV index is expected to fall as the sun sets.

It will return to moderate levels at 4:00 PM and then drop to low levels again from 5:00 PM onwards. As the day transitions into the night, the UV Index will drop back down to 0 at 7:00 PM.


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

Today

Time RangeUV IndexRisk
9:00 AM - 11:00 AM (EDT)0.6 - 2
Low
11:00 AM - 12:00 PM4
Moderate
12:00 PM - 3:00 PM6 - 7.1
High
3:00 PM - 5:00 PM3.4 - 5.4
Moderate
5:00 PM - 12:00 AM0 - 1.5
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 11:00 AM (EDT)0 - 2
Low
11:00 AM - 12:00 PM4
Moderate
12:00 PM - 4:00 PM5.5 - 7.2
High
4:00 PM - 5:00 PM3.4
Moderate
5:00 PM - 12:00 AM0 - 1.5
Low

Detailed Hourly Miami UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
3:00 PM - 4:00 PM (Now, EDT)5.4
Moderate
4:00 PM - 5:00 PM 3.4
Moderate
5:00 PM - 6:00 PM 1.5
Low
6:00 PM - 7:00 PM 0.4
Low
7:00 PM - 8:00 PM 0
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