UV Index for St. Lucas, IA

Current St. Lucas UV Index

2.6 (Low)

Last Updated 23 minutes ago

Hourly St. Lucas UV Index

The hourly St. Lucas, IA UV Index forecast for Friday, October 31st, 2025.

5 Day Hourly St. Lucas UV Index Forecast

Last Updated 24 minutes ago

The UV index forecast for the next five days in St. Lucas, IA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in St. Lucas over the next five days will be 2.9 on Monday, November 3rd at 12:00 pm.

The UV index forecast for Friday, October 31st in St. Lucas, IA is below.

Time UV Index Risk
2pm 2.3
Low
3pm 1
Low
4pm 0.4
Low
5pm 0.2
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, November 1st in St. Lucas, 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 0.6
Low
12pm 1
Low
1pm 1
Low
2pm 1
Low
3pm 0.8
Low
4pm 0.6
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 Sunday, November 2nd in St. Lucas, IA is below.

Time UV Index Risk
12am 0
Low
1am 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 1.4
Low
11am 2.1
Low
12pm 2.7
Low
1pm 2.3
Low
2pm 1.5
Low
3pm 0.9
Low
4pm 0.3
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, November 3rd in St. Lucas, 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 0.2
Low
9am 0.8
Low
10am 1.7
Low
11am 2.5
Low
12pm 2.9
Low
1pm 2.6
Low
2pm 1.9
Low
3pm 1
Low
4pm 0.4
Low
5pm 0
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, November 4th in St. Lucas, 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