UV Index for Nampa, ID

Current Nampa UV Index

5.6 (Moderate)

Last Updated 45 minutes ago

Hourly Nampa UV Index

The hourly Nampa, ID UV Index forecast for Sunday, August 31st, 2025.

5 Day Hourly Nampa UV Index Forecast

Last Updated 44 minutes ago

The UV index forecast for the next five days in Nampa, ID has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Nampa over the next five days will be 7.6 on Wednesday, September 3rd at 2:00 pm.

The UV index forecast for Sunday, August 31st in Nampa, ID is below.

Time UV Index Risk
1pm 7
High
2pm 7.3
High
3pm 6.4
High
4pm 4.6
Moderate
5pm 3
Moderate
6pm 1.4
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, September 1st in Nampa, ID 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 0.2
Low
9am 0.7
Low
10am 1.8
Low
11am 3.2
Moderate
12pm 4.9
Moderate
1pm 6.1
High
2pm 6.7
High
3pm 6.2
High
4pm 4.6
Moderate
5pm 2.7
Low
6pm 1.1
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, September 2nd in Nampa, ID 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 0.2
Low
9am 0.8
Low
10am 2
Low
11am 3.8
Moderate
12pm 5.6
Moderate
1pm 7
High
2pm 7.3
High
3pm 6.6
High
4pm 5
Moderate
5pm 3.1
Moderate
6pm 1.4
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, September 3rd in Nampa, ID 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 0.2
Low
9am 0.7
Low
10am 1.9
Low
11am 3.8
Moderate
12pm 5.7
Moderate
1pm 7.2
High
2pm 7.6
High
3pm 6.6
High
4pm 5.1
Moderate
5pm 3.2
Moderate
6pm 1.4
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, September 4th in Nampa, ID 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