Today | Weather | Sunday, June 15, 2025
San Mateo, California. 11:24 PM
Now
NightNighttime, with dark skies and stars or a moon visible.
54° F
Feels Like 50°
Precipitation 0 %
Wind 9 mph
Humidity 85 %
Today
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 72°
Night 52°
Precipitation 1 %
Wind 9 mph
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Other:

Areas of low cloud cover to start; otherwise, sunny.

San Mateo Weather Forecast Updated

Weather Forecast History

Last Year's Weather on This Day (June 15, 2024)

Day

70°

Night

54°