County in California

San Francisco County Καιρός Πρόγνωση

San Francisco County weather: 16°C, Αίθριος. Ανά ώρα forecast, 14-day outlook, UV, air quality and the best time έως visit.

🌙 16°C now🕔 5:44 AM local📅 Best: Μάι, Ιούνιος, Ιούλιος, Αύγουστος, Σεπτέμβριος and Οκτώβριος👥 810.000

Risk assessment for San Francisco County

Derived from the current forecast window - not an official warning.

Fire weather9.4

16 dry days, 0 days above 32°C and humidity at 60%. Hot, dry and windy together is what drives fire spread.

Airborne particulates1

Αίθριος air overhead τώρα. Aerosol readings cannot separate wildfire smoke from dust, so treat this as a haze signal, not a fire confirmation.

Ποιότητα αέρα and pollen in San Francisco County

54
Μέτριο
Unusually sensitive people should limit long outdoor exertion.
PM2.517.2 µg/m³
PM1020.7 µg/m³
Ozone21 µg/m³
NO₂32.2 µg/m³
Δείκτης UV0 · Χαμηλό
Airborne hazeΑίθριος air

Ποιότητα αέρα: Open-Meteo (CAMS). US AQI scale.

Health and safety today

Skin and UVNo protection needed for most skin types.
GeneralΣυνθήκες are comfortable for most people, including children and older adults, με normal clothing.

Active alerts for San Francisco County

⚠️Coastal Flood Advisory · Minor
Coastal Flood Advisory issued Οκτώβριος 25 at 2:49AM PDT until Οκτώβριος 29 at 3:00PM PDT by NWS San Francisco CA
Issued by NWS San Francisco CA

Δείτε την πρόγνωση για San Francisco County ανά χρονικό διάστημα

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.

Καιρός for related places

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 Βόρεια Αμερική.

What is the weather like in San Francisco County τώρα?

It is currently 16°C (60°F) με Αίθριος. Υγρασία is 60% and wind is 18 km/h.

When is the best time έως visit San Francisco County?

Μάι, Ιούνιος, Ιούλιος, Αύγουστος, Σεπτέμβριος and Οκτώβριος offer the most comfortable conditions in San Francisco County, which has a Mediterranean climate. Ιανουάριος, Φεβρουάριος and Δεκέμβριος 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 5:44 AM.

How many people live in San Francisco County?

San Francisco County has a population of approximately 810.000.

What is the nearest airport έως San Francisco County?

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

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

Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park, Ιούia 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.
Πρόγνωση and observationsOpen-Meteo (ECMWF and national models).
Ποιότητα αέρα and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Κλίμα averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Καιρός 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 Οκτώβριος 25, 2026 at 5:44 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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