San Francisco Vær Værmelding
San Francisco weather: 13°C, mest klart. Time for time forecast, 14-day outlook, UV, air quality and the best time til visit.
Klima in San Francisco month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 15° | 8° | 84 mm | ★★★☆☆ |
| februar | 15° | 9° | 141 mm | ★★★☆☆ |
| mars | 18° | 10° | 76 mm | ★★★★☆ |
| april | 17° | 10° | 52 mm | ★★★★☆ |
| mai | 19° | 11° | 15 mm | ★★★★★ |
| juni | 19° | 12° | 0 mm | ★★★★★ |
| juli | 19° | 13° | 2 mm | ★★★★★ |
| august | 20° | 14° | 1 mm | ★★★★★ |
| september | 21° | 14° | 5 mm | ★★★★★ |
| oktober | 22° | 13° | 19 mm | ★★★★★ |
| november | 17° | 10° | 104 mm | ★★★☆☆ |
| desember | 14° | 9° | 148 mm | ★★★☆☆ |
Klima type: Mediterranean. Kilde: Open-Meteo archive (ERA5).
Beste tid å besøke San Francisco
Go in mai, juni, juli, august, september and oktober. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januar, februar and desember - expect the least comfortable mix of heat, cold or rain.
Recent extremes in San Francisco
Høyest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Francisco compares med nearby places
Annual averages, and the difference against San Francisco.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| San Francisco County | 0 km | 14°C | about the same | 647 mm |
| Napa | 59 km | 15°C | +1°C warmer | 766 mm |
| Santa Clara County | 62 km | 16°C | +2°C warmer | 554 mm |
| Sacramento | 121 km | 17°C | +3°C warmer | 690 mm |
| Point Lobos State Natural Reserve | 146 km | 14°C | about the same | 577 mm |
What til pack, what til skip
- Lightweight, light-coloured clothing and a refillable water bottle
- sønglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid januar, februar and desember - historically the least comfortable months here.
Se prognosen for San Francisco etter tidsintervall
San Francisco weather - more answers
Explore San Francisco
Every topic we hold for this place, and the same topic for the places around it.
Vær 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 Nord-Amerika.
What is the weather like in San Francisco akkurat nå?
It is currently 13°C (56°F) med mest klart. Luftfuktighet is 97% and wind is 13 km/h.
When is the best time til visit San Francisco?
mai, juni, juli, august, september and oktober offer the most comfortable conditions in San Francisco, which has a Mediterranean climate. januar, februar and desember 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 1:35 AM.
How many people live in San Francisco?
San Francisco has a population of approximately 810.000.
What is the nearest airport til San Francisco?
The closest airports are San Francisco International Airport (SFO), 17 km away.
What are the top things til 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. |
|---|---|
| Værmelding and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet 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 Vær 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 oktober 1, 2026 at 1:35 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
