San Mateo, CA
81°
Feels like 81° · H 96° · L 65°
Clothing
Light jacket
Big temperature swing, make sure you have a light jacket.
TodayTomorrow
Heavy coatLight jacketLong sleevesBreathable clothingShorts
ShortsBreathable clothingLong sleevesLight jacket
Frequently asked questions
What should I wear in San Mateo, CA today?
Light jacket. Big temperature swing, make sure you have a light jacket.
Can I wear shorts in San Mateo, CA today?
No — with light jacket recommended, cover up instead of shorts.
Do I need an umbrella in San Mateo, CA today?
No need. No need for an umbrella in the morning.
What is the UV index in San Mateo, CA today?
Today's peak UV index is around 8 (Very high). Avoid midday sun; wear SPF 50+, a hat, and sunglasses.