UV Index for Flagstaff, AZ

Current Flagstaff UV Index

0 (Low)

Last Updated 19 minutes ago

Hourly Flagstaff UV Index

The hourly Flagstaff, AZ UV Index forecast for Friday, April 18th, 2025.

5 Day Hourly Flagstaff UV Index Forecast

Last Updated 18 hours ago

The UV index forecast for the next five days in Flagstaff, AZ has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Flagstaff over the next five days will be 9.2 on Sunday, April 20th at 12:00 pm.

The UV index forecast for Friday, April 18th in Flagstaff, AZ is below.

Time UV Index Risk
6am 0
Low
7am 0.2
Low
8am 0.9
Low
9am 1.6
Low
10am 2.4
Low
11am 2.9
Low
12pm 2
Low
1pm 2.2
Low
2pm 3.9
Moderate
3pm 2.6
Low
4pm 0.6
Low
5pm 0.3
Low
6pm 0.2
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, April 19th 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
Low
7am 0.4
Low
8am 1.2
Low
9am 2.8
Low
10am 4.9
Moderate
11am 6.8
High
12pm 8.1
Very High
1pm 8.2
Very High
2pm 7
High
3pm 5.2
Moderate
4pm 3
Moderate
5pm 1.3
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 Sunday, April 20th 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
Low
7am 0.4
Low
8am 1.5
Low
9am 3.4
Moderate
10am 5.7
Moderate
11am 7.9
High
12pm 9.2
Very High
1pm 9.1
Very High
2pm 7.7
High
3pm 5.5
Moderate
4pm 3.2
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 Monday, April 21st 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