When is UV highest today in Houston, TX
UV Index
Very high
Today's UV index is very high. If working or spending time outdoors, wear UV protective clothing, use sunscreen, and try to avoid direct sun exposure between 11 AM and 4 PM.
TodayTomorrow
ExtremeVery highHighModerateLow
10AM
3PM
7PM
11PM
3AM
LowModerateHighVery high
Hourly UV and cloud cover
UV index is unitless. Cloud cover is shown as a percentage.
HourUV indexCloud cover
12PM0Low7%
1PM1Low7%
2PM2Low9%
3PM2Low11%
4PM4Moderate19%
5PM6High27%
6PM8Very high33%
7PM8Very high36%
8PM8Very high40%
9PM8Very high41%
10PM6High44%
11PM4Moderate44%
12AM2Low41%
1AM1Low35%
2AM1Low29%
3AM0Low25%
4AM0Low15%