UV Index for Vista, CA

Current Vista UV Index

0 (Low)

Last Updated 10 minutes ago

Hourly Vista UV Index

The hourly Vista, CA UV Index forecast for Thursday, May 1st, 2025.

5 Day Hourly Vista UV Index Forecast

Last Updated 10 hours ago

The UV index forecast for the next five days in Vista, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Vista over the next five days will be 8.9 on Friday, May 2nd at 1:00 pm.

The UV index forecast for Thursday, May 1st in Vista, CA is below.

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

The UV index forecast for Friday, May 2nd in Vista, 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 0.2
Low
8am 1
Low
9am 2.5
Low
10am 4.7
Moderate
11am 6.9
High
12pm 8.5
Very High
1pm 8.9
Very High
2pm 8.2
Very High
3pm 6.3
High
4pm 4
Moderate
5pm 2
Low
6pm 0.7
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, May 3rd in Vista, 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 0.2
Low
8am 0.5
Low
9am 1.4
Low
10am 2.3
Low
11am 5.6
Moderate
12pm 6.6
High
1pm 6.4
High
2pm 4.8
Moderate
3pm 4
Moderate
4pm 2
Low
5pm 0.8
Low
6pm 0.4
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, May 4th in Vista, 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 0.1
Low
8am 0.3
Low
9am 1.8
Low
10am 3.6
Moderate
11am 5
Moderate
12pm 6.3
High
1pm 7
High
2pm 5.9
Moderate
3pm 5.2
Moderate
4pm 3.3
Moderate
5pm 1.7
Low
6pm 0.6
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, May 5th in Vista, 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