County in California

Santa Clara County Weather Forecast

Santa Clara County weather: 60°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.

🌙 60°F now🕔 12:56 AM local📅 Best: May, June, July, August, September and October👥 1.9 million

Weekend outlook

Saturday, Aug 22

☁️ 78° / 57°

Overcast · 1% rain · wind 11 mph

Sunday, Aug 23

☁️ 90° / 56°

Overcast · 1% rain · wind 10 mph

Best time to go outside today

10 AM - 1 PM · comfort score 9.3/10

The best window to be outside is roughly 10 AM to 1 PM, when temperature, rain chance and wind line up best.

Is today a good day to visit?

Activity scores from 0 to 10 based on temperature, rain, wind, sun and visibility.

Sightseeing9.8
Outdoors9.3
Beach day6.9
Swimming6.6
Hiking9.8
Running9.8
Cycling9.7
Camping9.7
Fishing8.7
Photography9.4
Stargazing9.3
Family time9.3
Driving9.7
Flying out9.7

What to pack, what to skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • Sunglasses, a brimmed hat and SPF 30+
Worth avoiding
  • If your dates are flexible, avoid January, February and December - historically the least comfortable months here.

See the Santa Clara County forecast by time range

Santa Clara County weather - more answers

Explore Santa Clara County

Every topic we hold for this place, and the same topic for the places around it.

Weather for related places

Frequently asked questions

Where is Santa Clara County?

Santa Clara County is a county in California. Its coordinates are 37.3541, -121.9552. It lies in North America.

What is the weather like in Santa Clara County right now?

It is currently 60°F (15°C) with clear. Humidity is 89% and wind is 3 mph.

When is the best time to visit Santa Clara County?

May, June, July, August, September and October offer the most comfortable conditions in Santa Clara County, which has a Mediterranean climate. January, February and December are usually the hardest months for outdoor plans.

What time zone is Santa Clara County in?

Santa Clara County observes America/Los_Angeles (UTC-07:00). The local time is 12:56 AM.

How many people live in Santa Clara County?

Santa Clara County has a population of approximately 1.9 million.

What is the nearest airport to Santa Clara County?

The closest airports are San Francisco International Airport (SFO), 30 mi away and Los Angeles International Airport (LAX), 309 mi away.

What are the top things to do in Santa Clara County?

Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park, Julia Pfeiffer Burns State Park and Half Dome.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Forecast and observationsOpen-Meteo (ECMWF and national models).
Air quality and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Climate averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Weather Service.
MethodScores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown.

Last updated August 22, 2026 at 12:56 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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