UV index today in Tucson, AZ
UV Index
Extreme
Today's UV index will be extremely high. If you must go outside, wear UV protective clothing, use sunscreen, and try to avoid direct sun exposure between 11 AM and 4 PM.
TodayTomorrow
ExtremeVery highHighModerateLow
12PM
5PM
9PM
1AM
5AM
LowModerateHighVery highExtreme
Hourly UV and cloud cover
UV index is unitless. Cloud cover is shown as a percentage.
HourUV indexCloud cover
2PM1Low7%
3PM1Low7%
4PM3Moderate7%
5PM6High7%
6PM8Very high6%
7PM9Very high7%
8PM10Very high10%
9PM11Extreme18%
10PM9Very high32%
11PM7High50%
12AM4Moderate69%
1AM3Moderate78%
2AM2Low82%
3AM0Low83%
4AM0Low83%
5AM0Low82%
6AM0Low72%