Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Summerlike heat, humidity is about to arrive in the East. See how hot it will get. Chevron right
Multiday severe weather risk in the central U.S. to ramp up this weekend. Get the forecast. Chevron right

San Mateo, CA

53°F
Location Chevron down
Location News Videos
Use Current Location
Recent

San Mateo

California

53°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
San Mateo, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today

Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Fri, May 15

Pleasant with plenty of sun; breezy this afternoon Hi: 70°

Tonight: Breezy this evening; otherwise, clear Lo: 52°

Current Weather

4:30 AM

53°F
RealFeel® 54°
Partly cloudy More Details
Wind SSW 3 mph
Wind Gusts 5 mph
Air Quality Fair

San Mateo Weather Radar

San Mateo Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

5 AM 52°
rain drop 20%
6 AM 52°
rain drop 20%
7 AM 54°
rain drop 13%
8 AM 56°
rain drop 0%
9 AM 59°
rain drop 0%
10 AM 62°
rain drop 0%
11 AM 65°
rain drop 0%
12 PM 67°
rain drop 0%
1 PM 68°
rain drop 0%
2 PM 70°
rain drop 0%
3 PM 69°
rain drop 0%
4 PM 68°
rain drop 0%

10-Day Weather Forecast

Today

5/15

70° 52°

Sunny; breezy this afternoon

Night: Breezy early; clear

2%

Sat

5/16

67° 51°

Increasingly windy

Breezy early; mainly clear

1%

Sun

5/17

72° 58°

Sunny and breezy

Clear and breezy

1%

Mon

5/18

79° 53°

Sunny, breezy and very warm

Clear

1%

Tue

5/19

82° 54°

Mostly sunny and warm

Clear

0%

Wed

5/20

76° 53°

Areas of low clouds, then sun

Mainly clear

0%

Thu

5/21

68° 53°

Plenty of sunshine

Mainly clear

0%

Fri

5/22

66° 55°

Mostly sunny

Mostly cloudy

0%

Sat

5/23

68° 53°

Sunshine and a few clouds

Areas of low clouds

0%

Sun

5/24

70° 54°

Sun and some clouds

Increasing clouds

1%

Sun & Moon

14 hrs 12 mins
Rise 6:00 AM
Set 8:12 PM
Waning Crescent
Rise 4:48 AM
Set 7:25 PM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Moderate Data is not supported in this location Ragweed Pollen Moderate Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Moderate Data is not supported in this location Dust & Dander High Data is not supported in this location

Top Stories

Weather Forecasts

El Nino is almost here, and it may rival the strongest in history

15 hours ago

Severe Weather

Multi-day severe risk in the central US; biggest threat Sunday, Monday

1 hour ago

Weather Forecasts

Summerlike heat, humidity to send RealFeel temps near 100 F in East

2 hours ago

Recreation

Pregnant hiker, dogs rescued from heat on Florida trail

1 day ago

Weather Forecasts

Storm to bring needed rain to New England, help drought improve

1 hour ago

More Stories

Featured Stories

Health

Wet spring, more mice? The weather link behind rare hantavirus risk

16 hours ago

Climate

Turkmenistan's fiery 'Gates of Hell' crater is dimming

16 hours ago

Weather News

Here's how New York residents can get free A/C this summer

1 day ago

Recreation

Brain-eating amoeba found in hot springs at 3 National Parks: study

2 days ago

Recreation

Everest’s brief spring weather window brings a rush to the summit

2 days ago

World North America United States California San Mateo

Weather Near San Mateo:

  • Oakland, CA
  • San Francisco, CA
  • San Jose, CA
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...