New York, NY 71° Los Angeles, CA 68° Chicago, IL 70° Houston, TX 80° Miami, FL 78° Phoenix, AZ 86° Seattle, WA 60° Denver, CO 66° Toronto, ON 64° Vancouver, BC 63°
← Houston

UV index in Houston

The UV index measures the sun's ultraviolet strength on a 0-11+ scale. Protection is recommended once it reaches 3 — in much of the US that is most midday hours from spring through early fall.

☀️ Right now

0
Low
Scale 0-11+
036811+
Guidance: No protection needed for most people.

Hour by hour (12h)

03:00 ☀️ Low
0
04:00 ☀️ Low
0
05:00 ☀️ Low
0
06:00 ☀️ Low
0
07:00 ☀️ Low
0
08:00 ☀️ Low
1
09:00 ☀️ Low
2
10:00 ☀️ Moderate
4
11:00 ☀️ High
7
12:00 ☀️ Very high
9
13:00 ☀️ Very high
10
14:00 ☀️ Very high
9

Next few days

Daily peak
Fri ☀️ Very high
10
Sat ☀️ Very high
11
Sun ☀️ Very high
11
Mon ☀️ Very high
11
Tue ☀️ Very high
9
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Updated: 3:05 AM