San Francisco Počasí Předpověď
San Francisco weather: 15°C, jasno. Po hodinách forecast, 14-day outlook, UV, air quality and the best time do visit.
Will it rain in San Francisco?
No - rain is unlikely in San Francisco today.
Déšť is very unlikely today - plans do not need a backup.
Over the next 7 days, about 0 mm of precipitation is forecast.
The next 7 days look unusually dry - roughly 0% of a normal září week (0 mm against 1 mm).
16-day forecast for San Francisco
Max. / Min.; Srážky; UV
| Den | Podmínky | Max. / Min. | Srážky | Vítr | UV |
|---|---|---|---|---|---|
| pá, zář 18 | 🌥️ Mlha | 20° / 14° | 2% | 29 km/h | 7 |
| so, zář 19 | ☁️ Zataženo | 20° / 13° | 2% | 21 km/h | 7 |
| ne, zář 20 | ☁️ Zataženo | 19° / 15° | 2% | 17 km/h | 6 |
| po, zář 21 | ☁️ Zataženo | 22° / 15° | 1% | 17 km/h | 6 |
| út, zář 22 | 🌤️ Většinou jasno | 23° / 15° | 0% | 17 km/h | 6 |
| st, zář 23 | ☁️ Zataženo | 24° / 15° | 0% | 12 km/h | 6 |
| čt, zář 24 | ☁️ Zataženo | 22° / 15° | 0% | 16 km/h | 6 |
| pá, zář 25 | ☁️ Zataženo | 24° / 15° | 1% | 13 km/h | 6 |
| so, zář 26 | ☁️ Zataženo | 19° / 15° | 3% | 17 km/h | 6 |
| ne, zář 27 | ☁️ Zataženo | 22° / 14° | 5% | 12 km/h | 6 |
| po, zář 28 | ⛅ Polojasno | 21° / 14° | 6% | 27 km/h | 6 |
| út, zář 29 | ☁️ Zataženo | 19° / 14° | 0% | 42 km/h | 6 |
| st, zář 30 | ☀️ Jasná obloha | 19° / 13° | 3% | 27 km/h | 6 |
| čt, říj 1 | ☀️ Jasná obloha | 23° / 16° | 0% | 18 km/h | 6 |
| pá, říj 2 | ☀️ Jasná obloha | 26° / 16° | 0% | 17 km/h | 6 |
| so, říj 3 | ☀️ Jasná obloha | -- / -- | 6% | -- | — |
What this means for San Francisco
Today is about average for září. The forecast high of 20°C is in line s the 21°C typical for this month.
Déšť is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in červen do srpen.
The gap between the warmest and coldest month averages 6°C - an unusually even climate through the year.
What do pack, what do skip
- neglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid leden, únor and prosinec - historically the least comfortable months here.
Zobrazit předpověď pro San Francisco podle časového období
San Francisco weather - more answers
Explore San Francisco
Every topic we hold for this place, and the same topic for the places around it.
Počasí for related places
Frequently asked questions
Where is San Francisco?
San Francisco is a city in California. Its coordinates are 37.7749, -122.4194. It lies in Severní Amerika.
What is the weather like in San Francisco právě teď?
It is currently 15°C (59°F) s jasno. Vlhkost is 92% and wind is 11 km/h.
When is the best time do visit San Francisco?
kvě, červen, červenec, srpen, září and říjen offer the most comfortable conditions in San Francisco, which has a Mediterranean climate. leden, únor and prosinec are usually the hardest months for outdoor plans.
What time zone is San Francisco in?
San Francisco observes America/Los_Angeles (UTC-07:00). The local time is 1:41 PM.
How many people live in San Francisco?
San Francisco has a population of approximately 810.000.
What is the nearest airport do San Francisco?
The closest airports are San Francisco International Airport (SFO), 17 km away.
What are the top things do do in San Francisco?
Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park, čeria Pfeiffer Burns State Park and Emerald Bay State Park.
What places are in San Francisco?
San Francisco covers 8 places in this atlas, including Alcatraz Island, Golden Gate Bridge, San Francisco International Airport, Fisherman's Wharf, Mission District and ZIP Code 94102.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Předpověď and observations | Open-Meteo (ECMWF and national models). |
| Kvalita ovzduší and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Počasí Service. |
| Method | Scores, 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 září 18, 2026 at 1:41 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
