Phoenix, Arizona, United States

Get the UV Index hourly forecast for today, tomorrow and the next 15 days for Phoenix, Arizona, United States, The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated hourly.

Current UV Index
1:55 am

Low0

UV INDEX

Hourly UV Index Forecast for Today
May 30, 2025

1
6:00 am
2
7:00 am
4
8:00 am
6
9:00 am
8
10:00 am
9
11:00 am
10
12:00 pm
10
1:00 pm
10
2:00 pm
9
3:00 pm
7
4:00 pm
5
5:00 pm
3
6:00 pm
  • Low
    1-2
  • Moderate
    3-4-5
  • High
    6-7
  • Very High
    8-9-10
  • Xtreme
    11+

As of 1:55 am today in Phoenix, Arizona, United States, the UV Index is currently at a Low level of 0.

Summary of Hourly UV Index Forecast for Today and Tomorrow in Phoenix, Arizona, United States.

Today

Time Range UV Index Risk
6:00 am 1
Low
7:00 am 2
Low
8:00 am 4
Moderate
9:00 am 6
Moderate
10:00 am 8
Moderate
11:00 am 9
High
12:00 pm 10
High
1:00 pm 10
Very High
2:00 pm 10
Very High
3:00 pm 9
Very High
4:00 pm 7
High
5:00 pm 5
Moderate
6:00 pm 3
Moderate

Tomorrow

Time Range UV Index Risk
6:00 am 0
Low
7:00 am 2
Low
8:00 am 3
Moderate
9:00 am 4
Moderate
10:00 am 5
Moderate
11:00 am 6
High
12:00 pm 7
High
1:00 pm 8
Very High
2:00 pm 9
Very High
3:00 pm 8
Very High
4:00 pm 6
High
5:00 pm 5
Moderate
6:00 pm 4
Moderate

Daily Phoenix UV Index Forecast for the next 15 days:

10
30 May
9
31 May
6
1 Jun
10
2 Jun
10
3 Jun
10
4 Jun
10
5 Jun
10
6 Jun
10
7 Jun
10
8 Jun
10
9 Jun
10
10 Jun
10
11 Jun
9
12 Jun
  • Low
    1-2
  • Moderate
    3-4-5
  • High
    6-7
  • Very High
    8-9-10
  • Xtreme
    11+

UV Index in Nearby Cities