UV Index for Acalanes Ridge, CA

Current Acalanes Ridge UV Index

4.4 (Moderate)

Last Updated 49 minutes ago

Hourly Acalanes Ridge UV Index

The hourly Acalanes Ridge, CA UV Index forecast for Saturday, June 21st, 2025.

5 Day Hourly Acalanes Ridge UV Index Forecast

Last Updated 23 hours ago

The UV index forecast for the next five days in Acalanes Ridge, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Acalanes Ridge over the next five days will be 8.9 on Saturday, June 21st at 1:00 pm.

The UV index forecast for Saturday, June 21st in Acalanes Ridge, CA is below.

Time UV Index Risk
11am 6.4
High
12pm 8.2
Very High
1pm 8.9
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
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, June 22nd in Acalanes Ridge, 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 8.6
Very High
2pm 7.9
High
3pm 6.4
High
4pm 4.6
Moderate
5pm 2.9
Low
6pm 1.4
Low
7pm 0.5
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, June 23rd in Acalanes Ridge, 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 0.7
Low
9am 1.7
Low
10am 3.6
Moderate
11am 5.6
Moderate
12pm 7.2
High
1pm 7.8
High
2pm 7.7
High
3pm 6.3
High
4pm 4.6
Moderate
5pm 2.7
Low
6pm 1.2
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, June 24th in Acalanes Ridge, 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
9am 1.6
Low
10am 3.4
Moderate
11am 5.4
Moderate
12pm 6.5
High
1pm 7.9
High
2pm 7.7
High
3pm 6.6
High
4pm 4.9
Moderate
5pm 2.8
Low
6pm 1.2
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, June 25th in Acalanes Ridge, CA is below.

Time UV Index Risk
12am 0
Low
1am 0
Low