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  2. San Mateo, CA
  3. Do I need sunscreen tomorrow

Do I need sunscreen tomorrow in San Mateo, CA

Updated October 24 · Live conditions refresh automatically.

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%
06%
07%
07%
08%
010%
010%
015%
018%
118%
112%
213%
220%
326%
428%
326%
221%
117%
110%
014%
015%
011%
011%
013%

Quick answer — San Mateo, CA

Moderate — San Mateo, CA

Do I need sunscreen tomorrow in San Mateo, 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
67° / 53°
Details
This day's UV index is moderate. Using sunscreen or other…

· Live conditions refresh automatically.

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