4.4 (Moderate)
Last Updated 42 minutes ago
The hourly Yountville, CA UV Index forecast for Saturday, June 21st, 2025.
Last Updated 23 hours ago
The UV index forecast for the next five days in Yountville, CA has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Yountville over the next five days will be 8.8 on Monday, June 23rd at 1:00 pm.
The UV index forecast for Saturday, June 21st in Yountville, CA is below.
Time | UV Index | Risk |
---|---|---|
11am | 6.4 |
High |
12pm | 8.1 |
Very High |
1pm | 8.7 |
Very High |
2pm | 8.3 |
Very High |
3pm | 7 |
High |
4pm | 5.1 |
Moderate |
5pm | 3 |
Moderate |
6pm | 1.4 |
Low |
7pm | 0.5 |
Low |
8pm | 0.1 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Sunday, June 22nd in Yountville, 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 |
Low |
9am | 2.4 |
Low |
10am | 4.3 |
Moderate |
11am | 6.3 |
High |
12pm | 8 |
Very High |
1pm | 8.7 |
Very High |
2pm | 8.3 |
Very High |
3pm | 7 |
High |
4pm | 5 |
Moderate |
5pm | 3 |
Moderate |
6pm | 1.4 |
Low |
7pm | 0.5 |
Low |
8pm | 0.1 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Monday, June 23rd in Yountville, 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 |
Low |
9am | 2.4 |
Low |
10am | 4.3 |
Moderate |
11am | 6.4 |
High |
12pm | 8 |
Very High |
1pm | 8.8 |
Very High |
2pm | 8.4 |
Very High |
3pm | 7 |
High |
4pm | 5 |
Moderate |
5pm | 3 |
Moderate |
6pm | 1.4 |
Low |
7pm | 0.5 |
Low |
8pm | 0.1 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Tuesday, June 24th in Yountville, 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 |