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    All time differences
    TIME DIFFERENCE

    Rome San Francisco

    −9hSan Francisco is 9h behind Rome right now.
    Rome
    --:--
    San Francisco
    --:--
    Live — updates every second
    WORKING-HOUR OVERLAP

    Working-hour overlap

    shared 9–5 hours
    Find a time with everyoneAdd a third city Tracks assume a 9–5 working day in each city.
    SIDE BY SIDE
    RomeSan Francisco
    Time zoneCentral European Summer TimePacific Daylight Time
    IANA identifierEurope/RomeAmerica/Los_Angeles
    AbbreviationGMT+2PDT
    UTC offsetUTC+2UTC-7
    Daylight savingObservedObserved
    Current time
    QUESTIONS
    01

    How many hours is San Francisco behind Rome?

    San Francisco is 9 hours behind Rome. That's calculated from each city's current UTC offset (UTC+2 for Rome, UTC-7 for San Francisco).

    02

    Does the time difference between Rome and San Francisco change during the year?

    It can. Rome and San Francisco observe daylight saving time, so the gap shifts by an hour when clocks change. The live clocks above always reflect the current, correct difference.

    03

    What's the best time to schedule a meeting between Rome and San Francisco?

    There's no window where both Rome and San Francisco are in standard 9-to-5 hours at the same time, so a live call means one side joins early or late. Converge can find the least-bad slot from everyone's real availability.

    MORE TIME DIFFERENCES

    Meeting across Rome and San Francisco?

    Skip the timezone math — share one link and Converge finds the time that works for everyone. Free.