UV Index for Lewisville, TX

Current Lewisville UV Index

2.2 (Low)

Last Updated 27 minutes ago

Hourly Lewisville UV Index

The hourly Lewisville, TX UV Index forecast for Wednesday, July 2nd, 2025.

5 Day Hourly Lewisville UV Index Forecast

Last Updated 20 hours ago

The UV index forecast for the next five days in Lewisville, TX has 1 day reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Lewisville over the next five days will be 12.1 on Friday, July 4th at 2:00 pm.

The UV index forecast for Wednesday, July 2nd in Lewisville, TX is below.

Time UV Index Risk
10am 4.3
Moderate
11am 7.1
High
12pm 9.4
Very High
1pm 10.8
Very High
2pm 9.6
Very High
3pm 7
High
4pm 6.7
High
5pm 3.9
Moderate
6pm 1.2
Low
7pm 0.4
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, July 3rd in Lewisville, TX is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.1
Low
8am 0.7
Low
9am 1.8
Low
10am 3.6
Moderate
11am 4.8
Moderate
12pm 7
High
1pm 10.6
Very High
2pm 10.9
Very High
3pm 9
Very High
4pm 6.8
High
5pm 2.7
Low
6pm 1.8
Low
7pm 0.5
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, July 4th in Lewisville, TX is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.1
Low
8am 0.4
Low
9am 1.9
Low
10am 4.6
Moderate
11am 7.5
High
12pm 2.7
Low
1pm 7.4
High
2pm 12.1
Extreme
3pm 4.8
Moderate
4pm 3.2
Moderate
5pm 4
Moderate
6pm 2.1
Low
7pm 0.7
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, July 5th in Lewisville, TX is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.1
Low