UV Index for Flagstaff, AZ

Current Flagstaff UV Index

0 (Low)

Last Updated 2 minutes ago

Hourly Flagstaff UV Index

The hourly Flagstaff, AZ UV Index forecast for Thursday, May 22nd, 2025.

5 Day Hourly Flagstaff UV Index Forecast

Last Updated 10 hours ago

The UV index forecast for the next five days in Flagstaff, AZ has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Flagstaff over the next five days will be 10.7 on Friday, May 23rd at 12:00 pm.

The UV index forecast for Thursday, May 22nd in Flagstaff, AZ is below.

Time UV Index Risk
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, May 23rd in Flagstaff, 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 0.2
Low
7am 0.8
Low
8am 2.1
Low
9am 4.5
Moderate
10am 7.2
High
11am 9.6
Very High
12pm 10.7
Very High
1pm 10.6
Very High
2pm 9.2
Very High
3pm 6.8
High
4pm 4.1
Moderate
5pm 2
Low
6pm 0.7
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, May 24th in Flagstaff, 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 0.2
Low
7am 0.8
Low
8am 2.1
Low
9am 4.3
Moderate
10am 6.8
High
11am 9.1
Very High
12pm 10.2
Very High
1pm 10.3
Very High
2pm 7.2
High
3pm 3.3
Moderate
4pm 4
Moderate
5pm 1.9
Low
6pm 0.4
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, May 25th in Flagstaff, 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 0.1
Low
7am 0.7
Low
8am 2
Low
9am 4
Moderate
10am 6.4
High
11am 8.4
Very High
12pm 10
Very High
1pm 10
Very High
2pm 8.9
Very High
3pm 6.7
High
4pm 4.2
Moderate
5pm 2
Low
6pm 0.7
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, May 26th in Flagstaff, 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