UV Index for Round Rock, AZ

Current Round Rock UV Index

0 (Low)

Last Updated 40 minutes ago

Hourly Round Rock UV Index

The hourly Round Rock, AZ UV Index forecast for Monday, June 30th, 2025.

5 Day Hourly Round Rock UV Index Forecast

Last Updated 11 hours ago

The UV index forecast for the next five days in Round Rock, AZ has 3 days reaching the extreme level and 1 day reaching the high or very high levels. The peak UV intensity in Round Rock over the next five days will be 11.4 on Tuesday, July 1st at 1:00 pm.

The UV index forecast for Monday, June 30th in Round Rock, AZ is below.

Time UV Index Risk

The UV index forecast for Tuesday, July 1st in Round Rock, AZ 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 0.2
Low
8am 1.1
Low
9am 2.7
Low
10am 5.2
Moderate
11am 8
Very High
12pm 10.3
Very High
1pm 11.4
Extreme
2pm 11.2
Extreme
3pm 9.3
Very High
4pm 5.1
Moderate
5pm 3.1
Moderate
6pm 1.5
Low
7pm 0.6
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, July 2nd in Round Rock, AZ 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 0.2
Low
8am 1.1
Low
9am 2.8
Low
10am 5.3
Moderate
11am 8
Very High
12pm 10.1
Very High
1pm 11.4
Extreme
2pm 11.4
Extreme
3pm 9.5
Very High
4pm 6.5
High
5pm 3.7
Moderate
6pm 1.8
Low
7pm 0.6
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, July 3rd in Round Rock, AZ 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 0.2
Low
8am 1
Low
9am 2.2
Low
10am 4.3
Moderate
11am 5.7
Moderate
12pm 7
High
1pm 7.9
High
2pm 8.2
Very High
3pm 6.5
High
4pm 5
Moderate
5pm 3
Moderate
6pm 1.1
Low
7pm 0.4
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, July 4th in Round Rock, AZ 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