UV Index for Muir Beach, CA

Current Muir Beach UV Index

2.9 (Low)

Last Updated 10 minutes ago

Hourly Muir Beach UV Index

The hourly Muir Beach, CA UV Index forecast for Friday, August 8th, 2025.

5 Day Hourly Muir Beach UV Index Forecast

Last Updated 6 hours ago

The UV index forecast for the next five days in Muir Beach, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Muir Beach over the next five days will be 9.8 on Sunday, August 10th at 1:00 pm.

The UV index forecast for Friday, August 8th in Muir Beach, CA is below.

Time UV Index Risk
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, August 9th in Muir Beach, 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 0.8
Low
9am 2.2
Low
10am 4.4
Moderate
11am 6.8
High
12pm 8.8
Very High
1pm 9.7
Very High
2pm 9.3
Very High
3pm 7.7
High
4pm 5.3
Moderate
5pm 3
Moderate
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, August 10th in Muir Beach, 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 0.8
Low
9am 2.2
Low
10am 4.4
Moderate
11am 6.8
High
12pm 8.8
Very High
1pm 9.8
Very High
2pm 9.4
Very High
3pm 7.7
High
4pm 5.4
Moderate
5pm 2.9
Low
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, August 11th in Muir Beach, 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 0.8
Low
9am 2.1
Low
10am 4.2
Moderate
11am 6.6
High
12pm 8.7
Very High
1pm 9.6
Very High
2pm 9.3
Very High
3pm 7.6
High
4pm 5.3
Moderate
5pm 2.9
Low
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, August 12th in Muir Beach, 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