Leadville, CO: Current UV Index and Hourly Forecast

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

Current UV Index
1:38 PM MDT

4.8Risk: Moderate

(Updated 38 minutes ago.)

As of 1:38 PM MDT, the UV Index in Leadville, CO is 4.8 (Moderate).
The UV Index is expected to rise to 5.5 (High) between 2:00 PM - 3:00 PM MDT today.

Hourly UV Index Forecast for Today
Tuesday, September 16, 2025

7 AM10 AM1 PM4 PM7 PM10 PMMountain Daylight Time (MDT)0123456789101112Current Time: 1:38 PM, MDT

UV Index Data sourced from the NOAA.


As of 1:38 PM MDT today in Leadville, CO, the UV Index is currently at a moderate level of 4.8. As the day progresses, the UV index is expected to fall as the sun sets.

It will return to high levels at 2:00 PM and then drop to low levels again from 4:00 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 Leadville, CO

Today

Time RangeUV IndexRisk
7:00 AM - 10:00 AM (MDT)0 - 1.5
Low
10:00 AM - 12:00 PM3.3 - 5.4
Moderate
12:00 PM - 1:00 PM6.9
High
1:00 PM - 2:00 PM4.8
Moderate
2:00 PM - 4:00 PM5.5 - 5.9
High
4:00 PM - 12:00 AM0 - 1.3
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 10:00 AM (MDT)0 - 1.4
Low
10:00 AM - 12:00 PM3.2 - 5.3
Moderate
12:00 PM - 1:00 PM7
High
1:00 PM - 2:00 PM7.8
Very High
2:00 PM - 3:00 PM7.2
High
3:00 PM - 5:00 PM3.1 - 5.4
Moderate
5:00 PM - 12:00 AM0 - 1.5
Low

Detailed Hourly Leadville UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
1:00 PM - 2:00 PM (Now, MDT)4.8
Moderate
2:00 PM - 3:00 PM 5.5
High
3:00 PM - 4:00 PM 5.9
High
4:00 PM - 5:00 PM 1.3
Low
5:00 PM - 6:00 PM 0.8
Low
6:00 PM - 7:00 PM 0.5
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