California Polytechnic State University, 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 California Polytechnic State University, San Luis Obispo 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
6:55 PM PDT

1.1Risk: Low

(Updated 55 minutes ago.)

As of 6:55 PM PDT, the UV Index in California Polytechnic State University, CA is 1.1 (Low).
The UV Index is expected to fall to 0.3 (still Low) between 7:00 PM - 8:00 PM PDT today.

Hourly UV Index Forecast for Today
Thursday, May 15, 2025

6 AM9 AM12 PM3 PM6 PM9 PMPacific Daylight Time (PDT)0123456789101112Current Time: 6:55 PM, PDT

UV Index Data sourced from the NOAA.


As of 6:55 PM PDT today in California Polytechnic State University, CA, the UV Index is currently at a low level of 1.1. As the day progresses, the UV index is expected to fall as the sun sets.

The UV Index will return to low levels of 0.3 at 7:00 PM. 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 California Polytechnic State University, CA

Today

Time RangeUV IndexRisk
6:00 AM - 10:00 AM (PDT)0 - 2.4
Low
10:00 AM - 11:00 AM4.4
Moderate
11:00 AM - 12:00 PM6.6
High
12:00 PM - 3:00 PM8 - 8.7
Very High
3:00 PM - 4:00 PM6.5
High
4:00 PM - 6:00 PM2.5 - 4.5
Moderate
6:00 PM - 12:00 AM0 - 1.1
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 10:00 AM (PDT)0 - 2
Low
10:00 AM - 11:00 AM3.9
Moderate
11:00 AM - 12:00 PM5.8
High
12:00 PM - 3:00 PM7.6 - 8.2
Very High
3:00 PM - 4:00 PM6
High
4:00 PM - 5:00 PM4
Moderate
5:00 PM - 12:00 AM0 - 2.1
Low

Detailed Hourly California Polytechnic State University UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
6:00 PM - 7:00 PM (Now, PDT)1.1
Low
7:00 PM - 8:00 PM 0.3
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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