UV Index for Vista Santa Rosa, CA

Current Vista Santa Rosa UV Index

0 (Low)

Last Updated 21 minutes ago

Hourly Vista Santa Rosa UV Index

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

5 Day Hourly Vista Santa Rosa UV Index Forecast

Last Updated 10 hours ago

The UV index forecast for the next five days in Vista Santa Rosa, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Vista Santa Rosa over the next five days will be 9.5 on Saturday, May 3rd at 1:00 pm.

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

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

The UV index forecast for Friday, May 2nd in Vista Santa Rosa, 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 0.3
Low
8am 1.2
Low
9am 2.8
Low
10am 5
Moderate
11am 7.3
High
12pm 8.9
Very High
1pm 9.4
Very High
2pm 8.5
Very High
3pm 6.5
High
4pm 4.1
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 Santa Rosa, 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 0.3
Low
8am 1.2
Low
9am 2.9
Low
10am 5.2
Moderate
11am 7.6
High
12pm 9.2
Very High
1pm 9.5
Very High
2pm 8.4
Very High
3pm 6.4
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 Sunday, May 4th in Vista Santa Rosa, 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 0.6
Low
9am 2.4
Low
10am 4.2
Moderate
11am 5.2
Moderate
12pm 6.8
High
1pm 7.7
High
2pm 7.1
High
3pm 5.4
Moderate
4pm 3.4
Moderate
5pm 1.6
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 Santa Rosa, 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