UV Index for Tempe, AZ

Current Tempe UV Index

0.3 (Low)

Last Updated 8 minutes ago

Hourly Tempe UV Index

The hourly Tempe, AZ UV Index forecast for Monday, October 27th, 2025.

5 Day Hourly Tempe UV Index Forecast

Last Updated 21 hours ago

The UV index forecast for the next five days in Tempe, AZ has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Tempe over the next five days will be 5.5 on Tuesday, October 28th at 12:00 pm.

The UV index forecast for Monday, October 27th in Tempe, AZ is below.

Time UV Index Risk
9am 1.2
Low
10am 2.7
Low
11am 4.3
Moderate
12pm 5.3
Moderate
1pm 5.2
Moderate
2pm 4.2
Moderate
3pm 2.6
Low
4pm 1.2
Low
5pm 0.3
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, October 28th in Tempe, 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
Low
8am 0.3
Low
9am 1.3
Low
10am 2.8
Low
11am 4.5
Moderate
12pm 5.5
Moderate
1pm 5.5
Moderate
2pm 4.4
Moderate
3pm 2.8
Low
4pm 1.2
Low
5pm 0.3
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, October 29th in Tempe, 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
Low
8am 0.3
Low
9am 1.3
Low
10am 2.8
Low
11am 4.4
Moderate
12pm 5.4
Moderate
1pm 5.4
Moderate
2pm 4.4
Moderate
3pm 2.7
Low
4pm 1.2
Low
5pm 0.3
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, October 30th in Tempe, 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