Offset
The time difference between Rome and San Francisco is 9 hours.
Rome (CEST) is ahead of San Francisco (PDT).
CEST: UTC+2
PDT: UTC-7
Both zones are currently observing daylight saving time.
When to schedule
Standard business hours (9 AM–5 PM, Mon–Fri) in Rome and San Francisco don't overlap on the same weekday. San Francisco is 9 hours behind Rome.
With some flexibility, there’s a workable window outside standard hours:
- 4 PM–8 PM in Rome (7 AM–11 AM in San Francisco) — suggest 6:00 PM Rome (9:00 AM San Francisco).
This means an early start or late finish for one side, but it’s a reasonable slot for a one-off meeting.
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Italy
- New Year's DayThu, Jan 1
- EpiphanyTue, Jan 6
- Easter SundaySun, Apr 5
- Easter MondayMon, Apr 6
- Liberation DaySat, Apr 25
- International Workers DayFri, May 1
- Republic DayTue, Jun 2
- Assumption DaySat, Aug 15
- St. Francis of Assisi's DaySun, Oct 4
- All Saints DaySun, Nov 1
- Immaculate ConceptionTue, Dec 8
- Christmas DayFri, Dec 25
- St. Stephen's DaySat, Dec 26
United States
- New Year's DayThu, Jan 1
- Martin Luther King, Jr. DayMon, Jan 19
- Presidents DayMon, Feb 16
- Memorial DayMon, May 25
- Juneteenth National Independence DayFri, Jun 19
- Independence DayFri, Jul 3
- Labour DayMon, Sep 7
- Columbus DayMon, Oct 12
- Veterans DayWed, Nov 11
- Thanksgiving DayThu, Nov 26
- Christmas DayFri, Dec 25
About these zones
Rome uses Central European Time (CET, or CEST). To call Italy, dial +39.
San Francisco uses Pacific Time (PST, or PDT). To call United States, dial +1.
San Francisco is approximately 6,250 miles northwest of Rome.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Rome | San Francisco | Day |
|---|---|---|
| 12:00 am | 3:00 pm | -1 day |
| 1:00 am | 4:00 pm | -1 day |
| 2:00 am | 5:00 pm | -1 day |
| 3:00 am | 6:00 pm | -1 day |
| 4:00 am | 7:00 pm | -1 day |
| 5:00 am | 8:00 pm | -1 day |
| 6:00 am | 9:00 pm | -1 day |
| 7:00 am | 10:00 pm | -1 day |
| 8:00 am | 11:00 pm | -1 day |
| 9:00 am | 12:00 am | Same day |
| 10:00 am | 1:00 am | Same day |
| 11:00 am | 2:00 am | Same day |
| 12:00 pm | 3:00 am | Same day |
| 1:00 pm | 4:00 am | Same day |
| 2:00 pm | 5:00 am | Same day |
| 3:00 pm | 6:00 am | Same day |
| 4:00 pm | 7:00 am | Same day |
| 5:00 pm | 8:00 am | Same day |
| 6:00 pm | 9:00 am | Same day |
| 7:00 pm | 10:00 am | Same day |
| 8:00 pm | 11:00 am | Same day |
| 9:00 pm | 12:00 pm | Same day |
| 10:00 pm | 1:00 pm | Same day |
| 11:00 pm | 2:00 pm | Same day |
Daylight saving time
Both zones observe daylight saving time, but they transition on different dates.
Rome: next transition on Sunday, October 25, 2026.
San Francisco: next transition on Sunday, November 1, 2026.
For approximately 7 days between transitions, the offset between Rome and San Francisco differs from its typical value. Recurring meetings during this window will shift by one hour.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:37 AM
- Sunset
- 8:42 PM
- Day length
- 15h 5m
- Sunrise
- 5:49 AM
- Sunset
- 8:29 PM
- Day length
- 14h 39m
Cities in these zones
Other cities in Central European Time
Other cities in Pacific Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Central European Time
- CIA
- FCO
- BGY
- LIN
- MXP
- NAP
- FLR
- TSF
- VCE
Airports in Pacific Time
- BUR
- HHR
- LAX
- LGB
- SNA
- CLD
- SAN
- TIJ
- OAK
- SFO
Related conversions
Common conversions
- What is 9:00 am Rome in San Francisco?
- 9:00 am Rome is 12:00 am San Francisco.
- What is 12:00 pm Rome in San Francisco?
- 12:00 pm Rome is 3:00 am San Francisco.
- What is 12:30 pm Rome in San Francisco?
- 12:30 pm Rome is 3:30 am San Francisco.
- What is 2:00 pm Rome in San Francisco?
- 2:00 pm Rome is 5:00 am San Francisco.
- What is 5:00 pm Rome in San Francisco?
- 5:00 pm Rome is 8:00 am San Francisco.
- What is 11:30 pm Rome in San Francisco?
- 11:30 pm Rome is 2:30 pm San Francisco.