UV Index

Moderate

This day's UV index is moderate. Using sunscreen or other UV protection is recommended. Try to avoid direct sun exposure between 11 AM and 4 PM.

Tomorrow24 hours
ExtremeVery highHighModerateLow
LowModerate

Hourly UV and cloud cover

UV index is unitless. Cloud cover is shown as a percentage.

Peak UV 4
HourUV indexCloud cover
07%
08%
09%
012%
016%
025%
033%
043%
045%
042%
129%
118%
220%
320%
421%
325%
225%
119%
115%
020%
015%
011%
09%
012%

Quick answer — San Francisco, CA

Moderate — San Francisco, CA

Do I need sunscreen tomorrow in San Francisco, CA: Moderate. This day's UV index is moderate. Using sunscreen or other UV protection is recommended. Try to avoid direct sun exposure between 11 AM and 4 PM.

Verdict
Moderate
High / Low
66° / 53°
Details
This day's UV index is moderate. Using sunscreen or other…

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Do I need sunscreen tomorrow in San Francisco, CA | Fit Check - Weather