Chance Rain Showers today in San Mateo, CA, with a high near 71 and a low tonight around 55. Chances of rain run around 55% today. Thursday looks slight chance rain showers, with a high near 69. Over the next 5 days, highs range from 69 to 75 with overnight lows from 52 to 55.

The National Weather Service 7-day forecast for your location, with daily and hourly temperature, chance of precipitation, wind, and conditions.