Mentor-on-the-Lake, OH: Current UV Index and Hourly Forecast

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

Current UV Index
3:05 PM EDT

4.6Risk: Moderate

(Updated 5 minutes ago.)

As of 3:05 PM EDT, the UV Index in Mentor-on-the-Lake, OH is 4.6 (Moderate).
The UV Index is expected to fall sharply to 2.5 (still Moderate) between 4:00 PM - 5:00 PM EDT today.

Hourly UV Index Forecast for Today
Sunday, September 21, 2025

9 AM12 PM3 PM6 PM9 PMEastern Daylight Time (EDT)0123456789101112Current Time: 3:05 PM, EDT

UV Index Data sourced from the NOAA.


As of 3:05 PM EDT today in Mentor-on-the-Lake, OH, the UV Index is currently at a moderate level of 4.6. 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 Mentor-on-the-Lake, OH

Today

Time RangeUV IndexRisk
9:00 AM - 11:00 AM (EDT)0.7 - 1.9
Low
11:00 AM - 2:00 PM3.3 - 5.4
Moderate
2:00 PM - 3:00 PM5.7
High
3:00 PM - 5:00 PM2.5 - 4.6
Moderate
5:00 PM - 12:00 AM0 - 1
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 11:00 AM (EDT)0 - 1.6
Low
11:00 AM - 3:00 PM2.7 - 4
Moderate
3:00 PM - 12:00 AM0 - 0.6
Low

Detailed Hourly Mentor-on-the-Lake UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
3:00 PM - 4:00 PM (Now, EDT)4.6
Moderate
4:00 PM - 5:00 PM 2.5
Moderate
5:00 PM - 6:00 PM 1
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