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Today weather in San Mateo County

Wednesday, July 29th, 2026
today weather
26°
Sunny
Feels like 22° · Low 13°
Weather Alert Official weather alert: Small Craft Advisory.
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San Mateo County will experience a pleasantly warm today, reaching temperatures of up to 25 °F and cooling to about 13 °F in the evening. It'll be quite breezy in San Mateo County Today with average wind speeds of 17 km/h. There's a slight chance of rain at 6%.
26° / 13°
Temp
6%
Rain
17 km/h
Wind
70%
Humidity

San Mateo County hourly forecast for today

Scroll right to see more weather forecasts for San Mateo County today
12:00 AM01:00 AM02:00 AM03:00 AM04:00 AM05:00 AM06:00 AM06:10 AM07:00 AM08:00 AM09:00 AM10:00 AM11:00 AM12:00 PM01:00 PM02:00 PM03:00 PM04:00 PM05:00 PM06:00 PM07:00 PM08:00 PM08:20 PM09:00 PM10:00 PM11:00 PM
weatherClearClearClearClearClearClearClearsunriseSunnySunnySunnyCloudySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnysunsetClearClearClearNext
temperatures15.2°14.5°14.3°14.1°13.5°13.4°13.4°Sunrise14.3°17.7°19.7°18.8°21.8°24.2°25.4°25.3°25.3°24.3°25.7°24.5°23.4°19.1°Sunset17.6°16.5°15.6°
Feels like9.4°8.9°8.8°8.5°8.7°8.6°8.8°9°12.2°14.2°12.8°15.7°17.8°20.3°19.3°19.2°17.1°21.5°17.7°17°12.9°11.6°10.6°9.7°
wind speed9 km/h8 km/h8 km/h8 km/h7 km/h8 km/h7 km/h7 km/h8 km/h8 km/h10 km/h11 km/h12 km/h13 km/h17 km/h17 km/h17 km/h15 km/h14 km/h12 km/h11 km/h10 km/h10 km/h10 km/h
wind degree227°221°231°239°239°246°244°247°253°263°271°277°278°275°279°284°281°275°271°262°248°242°237°240°
wind directionSWSWSWWSWWSWWSWWSWWSWWSWWWWWWWWNWWWWWWSWWSWWSWWSW
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
chance for rain11%13%17%13%13%12%12%13%8%6%13%6%3%2%2%2%2%3%3%3%3%4%5%6%
chance for snow0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
humidity84%89%89%89%86%86%88%89%76%70%72%67%59%53%52%51%52%56%58%58%57%61%66%70%
dew point12.5°12.6°12.6°12.3°11.2°11.1°11.4°12.5°13.5°14.1°13.7°15.4°15.6°15.1°14.9°14.5°13.9°16.3°15.8°14.7°10.5°9.9°10.2°10.3°
visibility10 km10 km2 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km
cloud cover5%7%3%3%15%6%4%3%8%13%63%25%8%5%4%3%3%3%4%3%3%2%2%2%
UV00000000.20.82.24.46.88.99.69.27.85.53.11.30.40000

View of San Mateo County today

Explore San Mateo County live webcam feed to see how the weather is shaping up today in San Mateo County. See what people are wearing, check out the sky, and get a sense of the atmosphere before you step outside.

Stay informed and make the most of your day with our live weather updates from San Mateo County today.

Weather in San Mateo County today

The weather in San Mateo County today is expected to be much warmer than usual, with a forecast temperature of 26 °F, compared to an average of 16.5 °F for July 29th in recent years.

temperatures
temperatures
26 °F
rain
rain
0 mm
wind
wind
17 km/h
9.6
UV
Very High
San Mateo County daylight overview ☀️
Today in San Mateo County, The sun rises at 06:10 and sets at 20:20, giving a total daylight duration of 14 hours and 10 minutes.
🌅Sunrise, sunset & moon times - San Mateo CountyDay length, twilight, golden hour and tonight's moon phase.Sun & Moon →
Top locations in San Mateo County
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What to wear today in San Mateo County? clothing recommendations

Stay comfortably stylish - your tailored guide for today's San Mateo County forecast.
  • Short-sleeve shirtShort-sleeve shirt
  • ShortsShorts
  • Lightweight pantsLightweight pants
  • SunglassesSunglasses
  • Wide brimmed hatWide brimmed hat
  • SunscreenSunscreen

The weather today in San Mateo County - FAQ

What is the maximum temperature for today in San Mateo County?

The maximum temperature for today in San Mateo County is expected to be 26° degrees. Please dress accordingly to stay comfortable throughout the day.

Will it rain today in San Mateo County? 🌧️

Yes, there is a 6% chance of rain in San Mateo County today. We recommend carrying an umbrella or rain gear to stay dry.

What will be the wind speed today in San Mateo County? 🌀

The wind in San Mateo County is expected to blow at 17 km/h. This could affect outdoor activities, so plan accordingly.

How should I dress for the weather in San Mateo County today?

Given the forecast of 26 °F with a 6% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in San Mateo County today.

What is the sunrise and sunset time for San Mateo County today?

The sun is expected to rise at 06:10 and set at 20:20 in San Mateo County.

How accurate is the weather forecast San Mateo County today? ✅

San Mateo County weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
Location coordinates Where is San Mateo County?

Get accurate weather forecasts for San Mateo County, located at latitude 37.563 and longitude -122.326. Stay updated with localized weather information tailored for San Mateo County.

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