San Francisco
What time is it in United States
About San Francisco
San Francisco operates on PDT (UTC-7) through November 1, 2026, after which it shifts to PST (UTC-8). New York is always 3 hours ahead — a constant gap regardless of season. Morning BART trains from the East Bay hit capacity by 08:30; most tech offices flex between 09:00 and 18:30.
Other Cities
Popular Time Differences
Frequently Asked Questions
What time is it in San Francisco right now?+
San Francisco runs on Pacific Time (PT). The current local time depends on whether Daylight Saving Time is in effect — UTC−8 in winter (PST) and UTC−7 in summer (PDT). You can see the live clock at the top of this page.
What time zone is San Francisco in?+
San Francisco is in the Pacific Time Zone (America/Los_Angeles). It observes Pacific Standard Time (PST, UTC−8) from November to March and Pacific Daylight Time (PDT, UTC−7) from March to November.
Does San Francisco observe Daylight Saving Time?+
Yes. San Francisco clocks spring forward one hour on the second Sunday of March and fall back on the first Sunday of November, following US Daylight Saving Time rules.
What is the time difference between San Francisco and New York?+
San Francisco is 3 hours behind New York. When it is 12:00 noon in New York (Eastern Time), it is 9:00 AM in San Francisco (Pacific Time).
What is the time difference between San Francisco and London?+
San Francisco is typically 8 hours behind London (UTC). During periods when US and UK Daylight Saving schedules differ, the gap can temporarily shift to 7 or 9 hours.
What is the time difference between San Francisco and Tokyo?+
Tokyo (JST, UTC+9) is 17 hours ahead of San Francisco in winter and 16 hours ahead in summer. For example, when it is 9:00 AM Monday in San Francisco (PST), it is 2:00 AM Tuesday in Tokyo.
What UTC offset does San Francisco use?+
San Francisco uses UTC−8 during Pacific Standard Time (winter) and UTC−7 during Pacific Daylight Time (summer).