UV Index Today in Houston, Texas (TX)

Wednesday, July 15, 2026 -11:14 AM CDT (GMT-5)

The UV Index in Houston, Texas (TX) right now is 0.7. This reading was last updated at 11:00 AM CDT, about 14 minutes ago. The UV Index at12:00 PM CDT, in about 45 minutes from now, is expected to be 1.

The maximum UV Index today in Houston is expected to be 1.5 at 2:00 PM CDT,2 hours and 45 minutes from now. The maximum UV Index tomorrow is expected to be 8.3 at 12:00 PM CDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

Today

July 15
1.5
2:00 PM CDT
Low

Tomorrow

July 16
8.3
12:00 PM CDT
Very High

UV Index Today Hourly

July 15

Today in Houston, Texas (TX), the UV Index is expected to reach up to 1.5 around2:00 PM CDT, placing it in the Low risk category for sun exposure.

02468107 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PMCentral Daylight Time (CDT, GMT-5)Now: 11:14 AM00.10.20.80.711.11.51.20.70.40.20
Data Source: National Oceanic and Atmospheric Administration (NOAA)

UV Index Tomorrow Hourly

July 16

Sun exposure in Houston, Texas (TX) reaches Very High risk levels tomorrow, with a peak UV Index of 8.3 at 12:00 PM CDT.

02468106 AM7 AM8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM7 PM8 PMCentral Daylight Time (CDT, GMT-5)00.10.61.94.278.35.96.15.54.92.81.20.30
Data Source: National Oceanic and Atmospheric Administration (NOAA)

5 Day UV Index Forecast

July 14, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0
Low
9:00 AM0.2
Low
10:00 AM0.3
Low
11:00 AM0.7
Low
12:00 PM0.8
Low
1:00 PM1.1
Low
2:00 PM1.4
Low
3:00 PM1.2
Low
4:00 PM1
Low
5:00 PM0.7
Low
6:00 PM0.4
Low
7:00 PM0.1
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

July 15, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0
Low
8:00 AM0.1
Low
9:00 AM0.2
Low
10:00 AM0.8
Low
11:00 AM0.7
Low
12:00 PM1
Low
1:00 PM1.1
Low
2:00 PM1.5
Low
3:00 PM1.2
Low
4:00 PM0.7
Low
5:00 PM0.4
Low
6:00 PM0.2
Low
7:00 PM0
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

July 16, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0.1
Low
8:00 AM0.6
Low
9:00 AM1.9
Low
10:00 AM4.2
Moderate
11:00 AM7
High
12:00 PM8.3
Very High
1:00 PM5.9
High
2:00 PM6.1
High
3:00 PM5.5
High
4:00 PM4.9
Moderate
5:00 PM2.8
Moderate
6:00 PM1.2
Low
7:00 PM0.3
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

July 17, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0.1
Low
8:00 AM0.7
Low
9:00 AM2.1
Low
10:00 AM4.3
Moderate
11:00 AM6.8
High
12:00 PM8.8
Very High
1:00 PM10.2
Very High
2:00 PM10.2
Very High
3:00 PM8.5
Very High
4:00 PM4.7
Moderate
5:00 PM2.6
Moderate
6:00 PM1.3
Low
7:00 PM0.4
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low

July 18, 2026

TimeUV IndexRisk
12:00 AM0
Low
1:00 AM0
Low
2:00 AM0
Low
3:00 AM0
Low
4:00 AM0
Low
5:00 AM0
Low
6:00 AM0
Low
7:00 AM0.1
Low
8:00 AM0.7
Low
9:00 AM2.1
Low
10:00 AM4.5
Moderate
11:00 AM7.1
High
12:00 PM9.2
Very High
1:00 PM10.5
Extreme
2:00 PM10.3
Very High
3:00 PM8.7
Very High
4:00 PM6.2
High
5:00 PM3.5
Moderate
6:00 PM1.6
Low
7:00 PM0.4
Low
8:00 PM0
Low
9:00 PM0
Low
10:00 PM0
Low
11:00 PM0
Low
Data Source: National Oceanic and Atmospheric Administration (NOAA)

Nearby Places

Maximum UV Index Today
Data Source: National Oceanic and Atmospheric Administration (NOAA)