Clockjumper

Timezone conversion

Rome to JST Time — Convert Rome to Japan Standard Time

JST is currently 7 hours ahead of Rome. The gap shifts across the year: around January JST is 8 hours ahead of Rome, and around July it is 7 hours ahead of Rome, because one or both zones observe daylight saving.

JST is currently 7 hours ahead of Rome.

Rome • CEST (UTC+2)
4:32 PM
Thursday, Sep 10
JST • JST (UTC+9)
11:32 PM
Thursday, Sep 10

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Full Rome to JST conversion table

RomeJST
12:00 AM7:00 AM
1:00 AM8:00 AM
2:00 AM9:00 AM
3:00 AM10:00 AM
4:00 AM11:00 AM
5:00 AM12:00 PM
6:00 AM1:00 PM
7:00 AM2:00 PM
8:00 AM3:00 PM
9:00 AM4:00 PM
10:00 AM5:00 PM
11:00 AM6:00 PM
12:00 PM7:00 PM
1:00 PM8:00 PM
2:00 PM9:00 PM
3:00 PM10:00 PM
4:00 PM11:00 PM
5:00 PM12:00 AM(next day)
6:00 PM1:00 AM(next day)
7:00 PM2:00 AM(next day)
8:00 PM3:00 AM(next day)
9:00 PM4:00 AM(next day)
10:00 PM5:00 AM(next day)
11:00 PM6:00 AM(next day)

Daylight saving and how the gap changes

Around January JST is 8 hours ahead of Rome. Around July it is 7 hours ahead of Rome. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.

Frequently asked questions

Is JST ahead of or behind Rome right now?
JST is currently 7 hours ahead of Rome.
What is the current Rome to JST time difference?
Right now the gap is 7 hours — JST is 7 hours ahead of Rome.
Does the Rome → JST offset change during the year?
Yes. Around January JST is 8 hours ahead of Rome; around July it is 7 hours ahead of Rome. The converter above always reflects the correct offset for the date you pick.
Does Rome observe daylight saving time?
Yes — Rome observes DST, so its UTC offset shifts by 1 hour between winter and summer.
Does JST observe daylight saving time?
No — Japan Standard Time stays at a fixed UTC offset year-round.
What time is 3 AM Rome in JST?
3:00 AM Rome is 10:00 AM JST.
What time is 8 AM Rome in JST?
8:00 AM Rome is 3:00 PM JST.
What time is 9 AM Rome in JST?
9:00 AM Rome is 4:00 PM JST.
What time is 10 AM Rome in JST?
10:00 AM Rome is 5:00 PM JST.
What time is 11 AM Rome in JST?
11:00 AM Rome is 6:00 PM JST.
What time is 12 PM (noon) Rome in JST?
12:00 PM Rome is 7:00 PM JST.
What time is 2 PM Rome in JST?
2:00 PM Rome is 9:00 PM JST.
What time is 3 PM Rome in JST?
3:00 PM Rome is 10:00 PM JST.
What time is 4 PM Rome in JST?
4:00 PM Rome is 11:00 PM JST.
What time is 5 PM Rome in JST?
5:00 PM Rome is 12:00 AM (next day) JST.
What time is 9 PM Rome in JST?
9:00 PM Rome is 4:00 AM (next day) JST.
What time is 10 PM Rome in JST?
10:00 PM Rome is 5:00 AM (next day) JST.
When is the best time to schedule a call between Rome and JST?
The working-hours overlap (09:00–17:00 in both zones) runs roughly 9:00 AM – 10:00 AM Rome (≈ 1 hour). The midpoint of that window — 9:30 AM Rome, 4:30 PM JST — is the safest single slot to propose for a live call.
What time zone does Rome refer to?
Rome uses the Europe/Rome time zone.
What time zone does JST refer to?
JST refers to Japan Standard Time (IANA: Asia/Tokyo).

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