What is the time difference between New York and San Francisco?

San Francisco is 3 hours behind New York. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call San Francisco from New York?

Between 12:00–18:00 in New York, which is 09:00–15:00 in San Francisco. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does New York observe daylight saving time?

Yes. New York runs on UTC-5 in winter and UTC-4 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.

Does San Francisco observe daylight saving time?

Yes. San Francisco runs on UTC-8 in winter and UTC-7 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.

If it is midday in New York, what time is it in San Francisco?

It is 09:00 in San Francisco, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do New York and San Francisco use?

New York uses America/New_York, currently UTC-4 (EDT), and San Francisco uses America/Los_Angeles, currently UTC-7 (PDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert New York time to San Francisco time

San Francisco is 3 hours behind New York right now, so midday in New York lands in the morning in San Francisco.

Convert a time

From

Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for New York, across for San Francisco.

New York	San Francisco
00:00	21:00previous day
01:00	22:00previous day
02:00	23:00previous day
03:00	00:00
04:00	01:00
05:00	02:00
06:00	03:00
07:00	04:00
08:00	05:00
09:00	06:00
10:00	07:00
11:00	08:00
12:00	09:00
13:00	10:00
14:00	11:00
15:00	12:00
16:00	13:00
17:00	14:00
18:00	15:00
19:00	16:00
20:00	17:00
21:00	18:00
22:00	19:00
23:00	20:00

Daylight saving time

New York and San Francisco both observe daylight saving. Where their change dates differ, so does the gap between them for the weeks in between.

New York

Observes daylight saving time

Standard: UTC-5
Daylight: UTC-4
Next change: 2026-11-01 −60m

San Francisco

Observes daylight saving time

Standard: UTC-8
Daylight: UTC-7
Next change: 2026-11-01 −60m

When you can actually talk

You have 6 hours of shared working time: 12:00–18:00 in New York, which is 09:00–15:00 in San Francisco.

New York 12:00–18:00San Francisco 09:00–15:00

Reference

The zone identifiers and offsets behind everything above.

	New York	San Francisco
IANA zone	America/New_York	America/Los_Angeles
Abbreviation	EDT	PDT
Standard offset	UTC-5	UTC-8
Daylight offset	UTC-4	UTC-7
Clock changes this year	2	2
Country	United States	United States

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between New York and San Francisco?: San Francisco is 3 hours behind New York. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call San Francisco from New York?: Between 12:00–18:00 in New York, which is 09:00–15:00 in San Francisco. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does New York observe daylight saving time?: Yes. New York runs on UTC-5 in winter and UTC-4 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.
Does San Francisco observe daylight saving time?: Yes. San Francisco runs on UTC-8 in winter and UTC-7 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.
If it is midday in New York, what time is it in San Francisco?: It is 09:00 in San Francisco, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do New York and San Francisco use?: New York uses America/New_York, currently UTC-4 (EDT), and San Francisco uses America/Los_Angeles, currently UTC-7 (PDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.