County in California

San Francisco County Vejr Prognose

San Francisco County weather: 18°C, klar himmel. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.

☀️ 18°C now🕔 10:53 PM local📅 Best: maj, juni, juli, august, september and oktober👥 810.000

7-day forecast for San Francisco County

Maks. / Min.; Nedbør; UV

DagForholdMaks. / Min.NedbørVindUV
fre, sep 18🌥️ Tåge23° / 14°0%27 km/h7
lør, sep 19🌥️ Tåge21° / 14°2%30 km/h7
søn, sep 20☁️ Overskyet19° / 13°4%17 km/h6
man, sep 21☁️ Overskyet20° / 15°0%17 km/h6
tir, sep 22🌤️ Mest klart24° / 15°0%17 km/h6
ons, sep 23☁️ Overskyet27° / 16°0%11 km/h6
tor, sep 24☁️ Overskyet24° / 17°0%16 km/h6

Weekend outlook

lørurday, sep 19

🌥️ 21° / 14°

Tåge · 2% rain · wind 30 km/h

sønday, sep 20

☁️ 19° / 13°

Overskyet · 4% rain · wind 17 km/h

Is today a good day og visit?

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

Sightseeing9.1
Outdoors9.1
Beach day7.7
Swimming7.7
Hiking9.1
Running9.1
Cycling8.7
Camping8.9
Fishing7.5
Photography8.9
Stargazing9.8
Family time9.1
Driving8.8
Flying out8.6

What og pack, what og skip

Pack for the next 7 days
  • sønglasses, a brimmed hat and SPF 30+
Worth avoiding
  • If your dates are flexible, avoid januar, februar and december - historically the least comfortable months here.

Se prognosen for San Francisco County efter tidsinterval

San Francisco County weather - more answers

Explore San Francisco County

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

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Frequently asked questions

Where is San Francisco County?

San Francisco County is a county in California. Its coordinates are 37.7749, -122.4194. It lies in Nordamerika.

What is the weather like in San Francisco County lige nu?

It is currently 18°C (64°F) med klar himmel. Luftfugtighed is 79% and wind is 26 km/h.

When is the best time og visit San Francisco County?

maj, juni, juli, august, september and oktober offer the most comfortable conditions in San Francisco County, which has a Mediterranean climate. januar, februar and december are usually the hardest months for outdoor plans.

What time zone is San Francisco County in?

San Francisco County observes America/Los_Angeles (UTC-07:00). The local time is 10:53 PM.

How many people live in San Francisco County?

San Francisco County has a population of approximately 810.000.

What is the nearest airport og San Francisco County?

The closest airports are San Francisco International Airport (SFO), 17 km away.

What are the top things og do in San Francisco County?

Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park, julia Pfeiffer Burns State Park and Emerald Bay State Park.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Prognose and observationsOpen-Meteo (ECMWF and national models).
Luftkvalitet and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Klima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Vejr 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 september 18, 2026 at 10:53 PM 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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