San Francisco Väder Prognos
San Francisco weather: 22°C, klart. Varje timme forecast, 14-day outlook, UV, air quality and the best time och visit.
Sammanfattning
San Francisco is a city in California. San Francisco is known for Golden Gate Bridge and cable cars. Befolkningen är cirka 810.000.
Just nu är det 22°C (72°F) in San Francisco med klart. Det känns som 24°C. I dag varierar temperaturen mellan 12°C och 27°C. Risken för nederbörd är 1%. Sightseeing conditions score 9.9/10 - utmärkt — åk nu.
Bästa tiden att besöka San Francisco is maj, juni, juli, augusti, september and oktober. Klimatet är Mediterranean. januari, februari and december tend och be the least comfortable months. oktober is the warmest month med average highs near 22°C, while januari is the coldest med lows near 8°C.
The closest major airport is San Francisco International Airport (SFO), about 17 km away. Nearby highlights include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve and Pinnacles National Park.
Enkelt förklarat. Today is warmer than average for september. The forecast high of 27°C is 6.3°C above the 21°C typical for this month. The best window och be outside is roughly 6 PM och 9 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in San Francisco today at 10/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Active alerts for San Francisco
Coastal Flood Advisory issued september 29 at 2:54PM PDT until oktober 1 at 5:00PM PDT by NWS San Francisco CA
Issued by NWS San Francisco CA
Vädret i San Francisco just nu
Wear sunglasses and use SPF 30+ if you are outside for long.
Open-Meteo Updated 11:23 AM, sep 30 local time.
Se prognosen för San Francisco per tidsintervall
Nästa 24 timmar
Temperatur, nederbörd och vind timme för timme.
16-day forecast for San Francisco
Max / Min; Nederb.; UV
| Dag | Förhållanden | Max / Min | Nederb. | Vind | UV |
|---|---|---|---|---|---|
| ons, sep 30 | 🌤️ Mest klart | 27° / 12° | 1% | 22 km/h | 6 |
| tor, okt 1 | ☁️ Mulet | 21° / 12° | 1% | 21 km/h | 6 |
| fre, okt 2 | 🌥️ Dimma | 25° / 13° | 1% | 11 km/h | 6 |
| lör, okt 3 | ⛅ Delvis molnigt | 30° / 19° | 0% | 10 km/h | 6 |
| sön, okt 4 | ☁️ Mulet | 29° / 20° | 2% | 11 km/h | 6 |
| mån, okt 5 | ☀️ Klart | 28° / 20° | 2% | 12 km/h | 6 |
| tis, okt 6 | ☀️ Klart | 28° / 19° | 0% | 11 km/h | 6 |
| ons, okt 7 | ☀️ Klart | 32° / 20° | 1% | 11 km/h | 6 |
| tor, okt 8 | ☀️ Klart | 29° / 20° | 2% | 12 km/h | 6 |
| fre, okt 9 | ☀️ Klart | 24° / 16° | 1% | 12 km/h | 6 |
| lör, okt 10 | ☀️ Klart | 22° / 14° | 1% | 13 km/h | 6 |
| sön, okt 11 | ☀️ Klart | 28° / 15° | 0% | 10 km/h | 6 |
| mån, okt 12 | ☀️ Klart | 27° / 19° | 0% | 11 km/h | 6 |
| tis, okt 13 | ☀️ Klart | 24° / 18° | 0% | 16 km/h | 5 |
| ons, okt 14 | ⛅ Delvis molnigt | 20° / 16° | 3% | 21 km/h | 5 |
| tor, okt 15 | ☁️ Mulet | 18° / 15° | 6% | 17 km/h | 5 |
Klimat in San Francisco month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Månad | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januari | 15° | 8° | 84 mm | ★★★☆☆ |
| februari | 15° | 9° | 141 mm | ★★★☆☆ |
| mars | 18° | 10° | 76 mm | ★★★★☆ |
| april | 17° | 10° | 52 mm | ★★★★☆ |
| maj | 19° | 11° | 15 mm | ★★★★★ |
| juni | 19° | 12° | 0 mm | ★★★★★ |
| juli | 19° | 13° | 2 mm | ★★★★★ |
| augusti | 20° | 14° | 1 mm | ★★★★★ |
| september | 21° | 14° | 5 mm | ★★★★★ |
| oktober | 22° | 13° | 19 mm | ★★★★★ |
| november | 17° | 10° | 104 mm | ★★★☆☆ |
| december | 14° | 9° | 148 mm | ★★★☆☆ |
Klimat type: Mediterranean. Källa: Open-Meteo archive (ERA5).
Väder map for San Francisco
Animated model layers. Pick a layer och load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Luftkvalitet and pollen in San Francisco
Luftkvalitet: Open-Meteo (CAMS). US AQI scale.
sön, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Bästa tiden att besöka San Francisco
Go in maj, juni, juli, augusti, september and oktober. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januari, februari and december - expect the least comfortable mix of heat, cold or rain.
Väder by attraction in San Francisco
2 attractions mapped in this atlas
Väder by airport in San Francisco
1 airports mapped in this atlas
Väder by district in San Francisco
2 districts and neighborhoods mapped in this atlas
Väder by zip / postal code in San Francisco
2 zip and postal codes mapped in this atlas
Väder by area code in San Francisco
1 area codes mapped in this atlas
Explore San Francisco
Every topic we hold for this place, and the same topic for the places around it.
Väder 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 Nordamerika.
What is the weather like in San Francisco just nu?
It is currently 22°C (72°F) med klart. Luftfuktighet is 62% and wind is 3 km/h.
When is the best time och visit San Francisco?
maj, juni, juli, augusti, september and oktober offer the most comfortable conditions in San Francisco, which has a Mediterranean climate. januari, februari and december 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 11:23 AM.
How many people live in San Francisco?
San Francisco has a population of approximately 810.000.
What is the nearest airport och San Francisco?
The closest airports are San Francisco International Airport (SFO), 17 km away.
What are the top things och do in San Francisco?
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.
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. |
|---|---|
| Prognos and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klimat averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Väder 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 september 30, 2026 at 11:23 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
