What time is 1 AM in Philadelphia in Sunnyvale?

Instant time conversion · United States to United States

Philadelphia
1 AM
EDT · UTC-4
Live now: 3:00 PM
-3h
Sunnyvale
10 PM
PDT · UTC-7Prev day
Live now: 12:00 PM

Philadelphia to Sunnyvale — Time Conversion

When it is 1 AM in Philadelphia (Eastern Daylight Time, EDT), it is 10 PM in Sunnyvale (Pacific Daylight Time, PDT).Sunnyvale is 3 hours behind Philadelphia.

Use the table above to see the equivalent time in Sunnyvale and other major cities worldwide. Click any row to open the full hour page for that destination.

Frequently Asked Questions

What time is 1 AM in Philadelphia in Sunnyvale?

1 AM Philadelphia time (EDT) equals 10 PM in Sunnyvale (PDT) — the previous day.

What is the time difference between Philadelphia and Sunnyvale?

Sunnyvale is 3 hours behind Philadelphia. Philadelphia uses Eastern Daylight Time (EDT, UTC-4) and Sunnyvale uses Pacific Daylight Time (PDT, UTC-7).

Is 1 AM Philadelphia a good time to call Sunnyvale?

1 AM in Philadelphia corresponds to 10 PM in Sunnyvale, which is outside typical working hours. Consider scheduling between 9 AM–6 PM PDT instead.

How do I convert time from Philadelphia to Sunnyvale?

To convert Philadelphia time to Sunnyvale time, add (-3) hours. For example, 1 AM EDT = 10 PM PDT (previous day).