Black Point-Green Point, CA: Current UV Index and Hourly Forecast

On this page, you can find the current UV Index and hourly 5 day UV Index forecast for Black Point-Green Point, Marin County, California (CA). The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated daily.

Current UV Index
3:12 PM PDT

8.1Risk: Very High

(Updated 12 minutes ago.)

As of 3:12 PM PDT, the UV Index in Black Point-Green Point, CA is 8.1 (Very High).
The UV Index is expected to fall sharply to 5.8 (High) between 4:00 PM - 5:00 PM PDT today.

Hourly UV Index Forecast for Today
Friday, June 27, 2025

6 AM9 AM12 PM3 PM6 PM9 PMPacific Daylight Time (PDT)0123456789101112Current Time: 3:12 PM, PDT

UV Index Data sourced from the NOAA.


As of 3:12 PM PDT today in Black Point-Green Point, CA, the UV Index is currently at a very high level of 8.1. As the day progresses, the UV index is expected to fall as the sun sets.

It will return to moderate levels at 5:00 PM and then drop to low levels again from 6:00 PM onwards. As the day transitions into the night, the UV Index will drop back down to 0 at 8:00 PM.


Summary of Hourly UV Index Forecast for Today and Tomorrow in Black Point-Green Point, CA

Today

Time RangeUV IndexRisk
6:00 AM - 9:00 AM (PDT)0 - 1.2
Low
9:00 AM - 11:00 AM2.7 - 5
Moderate
11:00 AM - 12:00 PM7.3
High
12:00 PM - 4:00 PM8.1 - 10.2
Very High
4:00 PM - 5:00 PM5.8
High
5:00 PM - 6:00 PM3.5
Moderate
6:00 PM - 12:00 AM0 - 1.6
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 9:00 AM (PDT)0 - 1.2
Low
9:00 AM - 11:00 AM2.8 - 4.9
Moderate
11:00 AM - 12:00 PM7.3
High
12:00 PM - 4:00 PM8.1 - 10.1
Very High
4:00 PM - 5:00 PM5.8
High
5:00 PM - 6:00 PM3.5
Moderate
6:00 PM - 12:00 AM0 - 1.7
Low

Detailed Hourly Black Point-Green Point UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
3:00 PM - 4:00 PM (Now, PDT)8.1
Very High
4:00 PM - 5:00 PM 5.8
High
5:00 PM - 6:00 PM 3.5
Moderate
6:00 PM - 7:00 PM 1.6
Low
7:00 PM - 8:00 PM 0.5
Low
8:00 PM - 9:00 PM 0
Low
9:00 PM - 10:00 PM 0
Low
10:00 PM - 11:00 PM 0
Low
11:00 PM - 12:00 AM 0
Low

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