UV Index for Waterloo, CA

Current Waterloo UV Index

0 (Low)

Last Updated 48 minutes ago

Hourly Waterloo UV Index

The hourly Waterloo, CA UV Index forecast for Thursday, June 19th, 2025.

5 Day Hourly Waterloo UV Index Forecast

Last Updated 10 hours ago

The UV index forecast for the next five days in Waterloo, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Waterloo over the next five days will be 10.4 on Thursday, June 19th at 1:00 pm.

The UV index forecast for Thursday, June 19th in Waterloo, CA is below.

Time UV Index Risk
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, June 20th in Waterloo, CA 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 0.4
Low
8am 1.2
Low
9am 2.6
Low
10am 4.8
Moderate
11am 6.8
High
12pm 8.9
Very High
1pm 9.6
Very High
2pm 9.1
Very High
3pm 7.6
High
4pm 5.4
Moderate
5pm 3.2
Moderate
6pm 1.5
Low
7pm 0.5
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, June 21st in Waterloo, CA 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 0.4
Low
8am 1.2
Low
9am 2.6
Low
10am 4.6
Moderate
11am 6.6
High
12pm 8.2
Very High
1pm 8.8
Very High
2pm 8.3
Very High
3pm 6.8
High
4pm 4.8
Moderate
5pm 2.9
Low
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 Sunday, June 22nd in Waterloo, CA 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 0.4
Low
8am 1.1
Low
9am 2.5
Low
10am 4.5
Moderate
11am 6.4
High
12pm 7.9
High
1pm 8.6
Very High
2pm 8.2
Very High
3pm 6.8
High
4pm 4.8
Moderate
5pm 2.8
Low
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, June 23rd in Waterloo, CA is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low