UV Index for Dayton, IA

Current Dayton UV Index

4.2 (Moderate)

Last Updated 20 minutes ago

Hourly Dayton UV Index

The hourly Dayton, IA UV Index forecast for Monday, October 13th, 2025.

5 Day Hourly Dayton UV Index Forecast

Last Updated 1 hour ago

The UV index forecast for the next five days in Dayton, IA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Dayton over the next five days will be 4.4 on Monday, October 13th at 1:00 pm.

The UV index forecast for Monday, October 13th in Dayton, IA is below.

Time UV Index Risk
3pm 3.3
Moderate
4pm 1.9
Low
5pm 0.8
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 Tuesday, October 14th in Dayton, IA 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
Low
9am 0
Low
10am 0.1
Low
11am 0.2
Low
12pm 0.2
Low
1pm 1.2
Low
2pm 2.3
Low
3pm 0.4
Low
4pm 0.2
Low
5pm 0.1
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 15th in Dayton, IA 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
Low
9am 0.2
Low
10am 0.2
Low
11am 1.7
Low
12pm 1.4
Low
1pm 0.6
Low
2pm 3.6
Moderate
3pm 0.6
Low
4pm 0.8
Low
5pm 0.7
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 Thursday, October 16th in Dayton, IA 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
Low
9am 0.4
Low
10am 1.2
Low
11am 2.4
Low
12pm 2.8
Low
1pm 2
Low
2pm 1.4
Low
3pm 1.4
Low
4pm 1
Low
5pm 0.6
Low
6pm 0.1
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, October 17th in Dayton, IA 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