Washington D.C. zone
EDT (GMT-4)
San Francisco zone
PDT (GMT-7)
Difference
3 hours behind Washington D.C.
Business overlap
5h (9-5 windows)
Working hours overlap
Each cell is one hour in Washington D.C.. Filled cells mark when 9 AM – 5 PM in Washington D.C. and San Francisco both apply.
5 hours per day
- Washington D.C.
- GMT-4
- San Francisco
- GMT-7
- Difference
- -3h
- Business overlap
- 5h
Hour-by-hour conversion
Each row shows the matching local time in San Francisco for an hour in Washington D.C..
| Washington D.C. | San Francisco | Day | Window |
|---|---|---|---|
| 12:00 AM | 9:00 PM | previous day | — |
| 1:00 AM | 10:00 PM | previous day | — |
| 2:00 AM | 11:00 PM | previous day | — |
| 3:00 AM | 12:00 AM | same day | — |
| 4:00 AM | 1:00 AM | same day | — |
| 5:00 AM | 2:00 AM | same day | — |
| 6:00 AM | 3:00 AM | same day | — |
| 7:00 AM | 4:00 AM | same day | — |
| 8:00 AM | 5:00 AM | same day | — |
| 9:00 AM | 6:00 AM | same day | — |
| 10:00 AM | 7:00 AM | same day | — |
| 11:00 AM | 8:00 AM | same day | — |
| 12:00 PM | 9:00 AM | same day | Both 9-5 |
| 1:00 PM | 10:00 AM | same day | Both 9-5 |
| 2:00 PM | 11:00 AM | same day | Both 9-5 |
| 3:00 PM | 12:00 PM | same day | Both 9-5 |
| 4:00 PM | 1:00 PM | same day | Both 9-5 |
| 5:00 PM | 2:00 PM | same day | — |
| 6:00 PM | 3:00 PM | same day | — |
| 7:00 PM | 4:00 PM | same day | — |
| 8:00 PM | 5:00 PM | same day | — |
| 9:00 PM | 6:00 PM | same day | — |
| 10:00 PM | 7:00 PM | same day | — |
| 11:00 PM | 8:00 PM | same day | — |
Best meeting windows
If both teams keep standard 9 AM – 5 PM hours, the overlap window is roughly 12:00 PM – 5:00 PM in Washington D.C. time. That gives you 5 hours per workday for live meetings.
Tighter overlap is achievable by having the side with later working hours start earlier, or by treating the first and last hours of each side as flexible. The bar above marks every hour where both cities sit inside a 9 AM – 5 PM window.
About converting Washington D.C. time to San Francisco time
Washington D.C. follows the America/New_York time zone (currently EDT, GMT-4), while San Francisco follows America/Los_Angeles (currently PDT, GMT-7). San Francisco is 3 hours behind Washington D.C. right now.
Both cities observe daylight saving time. If their transition weekends differ, the offset shifts by one hour for a few weeks each spring and autumn.
Daylight saving transitions in 2026
Washington D.C.
- Spring forward · Sunday, March 8, 2026
- Fall back · Sunday, November 1, 2026
San Francisco
- Spring forward · Sunday, March 8, 2026
- Fall back · Sunday, November 1, 2026
Reverse this conversion
San Francisco to Washington D.C.
Open the converter
Plan a meeting between Washington D.C. and San Francisco
More conversions from Washington D.C.
Frequently asked questions
- How many hours is Washington D.C. from San Francisco?
- San Francisco is 3 hours behind Washington D.C. right now.
- What time is 9:00 AM Washington D.C. in San Francisco?
- 9:00 AM in Washington D.C. is 6:00 AM in San Francisco.
- What time is 5:00 PM Washington D.C. in San Francisco?
- 5:00 PM in Washington D.C. is 2:00 PM in San Francisco.
- When do Washington D.C. and San Francisco business hours overlap?
- Standard 9 AM - 5 PM working hours overlap for about 5 hours, roughly from 12:00 PM to 5:00 PM in Washington D.C. time.
- Does daylight saving time change the difference between Washington D.C. and San Francisco?
- Both Washington D.C. and San Francisco observe daylight saving time. If their transition dates differ, the offset between them shifts by an hour for a few weeks each year.
Local time page
Time in Washington D.C.
Local time page
Time in San Francisco