UV Index for Grand Canyon West, AZ

Current Grand Canyon West UV Index

0 (Low)

Last Updated 33 minutes ago

Hourly Grand Canyon West UV Index

The hourly Grand Canyon West, AZ UV Index forecast for Sunday, August 31st, 2025.

5 Day Hourly Grand Canyon West UV Index Forecast

Last Updated 15 hours ago

The UV index forecast for the next five days in Grand Canyon West, AZ has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Grand Canyon West over the next five days will be 9.4 on Sunday, August 31st at 1:00 pm.

The UV index forecast for Sunday, August 31st in Grand Canyon West, AZ is below.

Time UV Index Risk
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.2
Low
8am 1.2
Low
9am 3
Moderate
10am 5.4
Moderate
11am 7.8
High
12pm 9.2
Very High
1pm 9.4
Very High
2pm 8.1
Very High
3pm 5.8
Moderate
4pm 3.4
Moderate
5pm 1.3
Low
6pm 0.3
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, September 1st in Grand Canyon West, 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 7.7
High
12pm 9.2
Very High
1pm 9.4
Very High
2pm 8.1
Very High
3pm 5.8
Moderate
4pm 3.4
Moderate
5pm 1.4
Low
6pm 0.4
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, September 2nd in Grand Canyon West, 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 2.9
Low
10am 5.3
Moderate
11am 7.6
High
12pm 9.2
Very High
1pm 9.4
Very High
2pm 8.1
Very High
3pm 5.8
Moderate
4pm 3.3
Moderate
5pm 1.3
Low
6pm 0.3
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, September 3rd in Grand Canyon West, 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