Clockjumper

Timezone conversion

EST to JST Time — Convert Eastern Standard Time (US) to Japan Standard Time

JST is currently 13 hours ahead of EST. The gap shifts across the year: around January JST is 14 hours ahead of EST, and around July it is 13 hours ahead of EST, because one or both zones observe daylight saving.

JST is currently 13 hours ahead of EST.

EST • EDT (UTC-4)
10:32 AM
Thursday, Sep 10
JST • JST (UTC+9)
11:32 PM
Thursday, Sep 10

Abbreviation disambiguation

On Clockjumper, EST refers to Eastern Standard Time in the United States (UTC−5). The US East Coast observes EST in winter and switches to EDT (UTC−4) during daylight saving time.

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Full EST to JST conversion table

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

Daylight saving and how the gap changes

Around January JST is 14 hours ahead of EST. Around July it is 13 hours ahead of EST. 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 EST right now?
JST is currently 13 hours ahead of EST.
What is the current EST to JST time difference?
Right now the gap is 13 hours — JST is 13 hours ahead of EST.
Does the EST → JST offset change during the year?
Yes. Around January JST is 14 hours ahead of EST; around July it is 13 hours ahead of EST. The converter above always reflects the correct offset for the date you pick.
Does EST observe daylight saving time?
EST is itself the standard-time form. Eastern Standard Time (US) is in force at UTC-5 through the winter months; outside that window the same zone is on EDT (UTC-4).
Does JST observe daylight saving time?
No — Japan Standard Time stays at a fixed UTC offset year-round.
What time is 3 AM EST in JST?
3:00 AM EST is 4:00 PM JST.
What time is 8 AM EST in JST?
8:00 AM EST is 9:00 PM JST.
What time is 9 AM EST in JST?
9:00 AM EST is 10:00 PM JST.
What time is 10 AM EST in JST?
10:00 AM EST is 11:00 PM JST.
What time is 11 AM EST in JST?
11:00 AM EST is 12:00 AM (next day) JST.
What time is 12 PM (noon) EST in JST?
12:00 PM EST is 1:00 AM (next day) JST.
What time is 2 PM EST in JST?
2:00 PM EST is 3:00 AM (next day) JST.
What time is 3 PM EST in JST?
3:00 PM EST is 4:00 AM (next day) JST.
What time is 4 PM EST in JST?
4:00 PM EST is 5:00 AM (next day) JST.
What time is 5 PM EST in JST?
5:00 PM EST is 6:00 AM (next day) JST.
What time is 9 PM EST in JST?
9:00 PM EST is 10:00 AM (next day) JST.
What time is 10 PM EST in JST?
10:00 PM EST is 11:00 AM (next day) JST.
When is the best time to schedule a call between EST and JST?
EST and JST have no direct 09:00–17:00 overlap on the same calendar day. Consider early-morning or late-evening slots on one side, or an asynchronous handoff.
What time zone does EST refer to?
EST refers to Eastern Standard Time (US) (IANA: America/New_York).
What time zone does JST refer to?
JST refers to Japan Standard Time (IANA: Asia/Tokyo).
Is EST on this page the same as other zones that share the letters "EST"?
On Clockjumper, EST refers to Eastern Standard Time in the United States (UTC−5). The US East Coast observes EST in winter and switches to EDT (UTC−4) during daylight saving time.

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