San Francisco in numbers
- Coordinates
- 37.7749, -122.4190
- Population
- 827 526
- Region
- California
- Country
- United States, North America
- Capital
- Washington, D.C. — 3919 km away
- Same name
- 1593 more places in the world share this name
San Francisco uses Pacific Time, with seasonal clock changes between standard and daylight time. Its local clock, sunrise and sunset schedule, and current weather provide the key information needed to plan the city day.
San Francisco, United States
Friday, 4 September 2026
UTC−7 · America/Los_Angeles
Local time in San Francisco
UTC−7 · daylight saving time is active
Sunrise 06:44 Solar noon 13:10 Sunset 19:37 Daylight 12 h 53 min Night 11 h 07 min Civil twilight 06:17 – 20:03
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Weather data by Open-Meteo, updated every 30 minutes.
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
San Francisco follows the Pacific Time zone. Because its clocks change seasonally, the city’s offset from places that do not change clocks is not fixed throughout the entire year. For calls, flights, streamed events, and remote work, use the live local time instead of applying a familiar offset without checking. Transition dates can also differ between countries, creating short periods when an otherwise familiar time difference is altered.
Confirm whether the displayed time is standard or daylight time. Check the calendar date as well as the hour. Give remote participants the relevant time-zone label. Review future events again if they fall near a clock transition. In San Francisco, the fog may blur the view, but the time-zone label should not.
Sunrise and sunset are calculated astronomical events for the selected date and location. They show when the sun crosses the horizon and are expressed in San Francisco local time, including the applicable seasonal clock setting.
The visible experience can differ across the city. Hills, buildings, coastal cloud, and a blocked horizon can affect when direct sunlight reaches a particular viewpoint. Twilight means the sky may be light before sunrise and remain light for a period after sunset.
Both daylight duration and clock presentation vary during the year. When planning a photograph, walk, commute, or outdoor reservation for a future date, check that date specifically rather than copying today’s values.
San Francisco weather can vary by location and time of day, so an area forecast should be treated as a useful overview. Temperature alone may not describe the experience: wind, cloud, humidity, visibility, and precipitation all influence comfort and travel.
Match the forecast hour to the current Pacific time. Consider conditions at the destination, not only the departure point. Allow for changes during a longer outdoor plan. Check an updated forecast before setting out.
Sunset tells you when daylight is ending; it does not tell you whether the evening will be clear, calm, or warm. Combining the daylight table with the hourly forecast produces a better plan than using either one alone.