1. Forecast
  2. Boulder, CO
  3. UV index today

UV index today in Boulder, CO

Updated October 24 · Live conditions refresh automatically.

UV Index

Moderate

Today's UV index is moderate. Using sunscreen or other UV protection is recommended. Try to avoid direct sun exposure between 11 AM and 4 PM.

TodayTomorrow
ExtremeVery highHighModerateLow
LowModerate

Hourly UV and cloud cover

UV index is unitless. Cloud cover is shown as a percentage.

Peak UV 3
HourUV indexCloud cover
172%
275%
379%
382%
384%
287%
291%
192%
093%
093%
090%
087%
081%
078%

Quick answer — Boulder, CO

Moderate — Boulder, CO

UV index today in Boulder, CO: Moderate. Today's UV index is moderate. Using sunscreen or other UV protection is recommended. Try to avoid direct sun exposure between 11 AM and 4 PM.

Verdict
Moderate
High / Low
51° / 38°
Details
Today's UV index is moderate. Using sunscreen or other UV…

· Live conditions refresh automatically.