Clockjumper

Timezone conversion

PDT to JST Time — Convert Pacific Daylight Time (US) to Japan Standard Time

JST is currently 16 hours ahead of PDT. The gap shifts across the year: around January it is 17 hours ahead of PDT, and around July it is 16 hours ahead of PDT, because one or both zones observe daylight saving.

JST is currently 16 hours ahead of PDT.

PDT • PDT (UTC-7)
10:20 AM
Wednesday, Jul 8
JST • GMT+9 (UTC+9)
2:20 AM
Thursday, Jul 9

Interactive converter

12:00PM

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Full PDT to JST conversion table

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

Daylight saving and how the gap changes

Around January the PDT → JST offset is 17 hours ahead of PDT. Around July it is 16 hours ahead of PDT. 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 PDT right now?
JST is currently 16 hours ahead of PDT.
What is the current PDT to JST time difference?
Right now the gap is 16 hours ahead — JST is 16 hours ahead of PDT.
Does the PDT → JST offset change during the year?
Yes. Around January the offset is 17 hours ahead of PDT; around July it is 16 hours ahead of PDT. The converter above always reflects the correct offset for the date you pick.
Does PDT observe daylight saving time?
Yes — Pacific Daylight Time (US) observes DST, so its UTC offset shifts by 1 hour(s) 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 9 AM PDT in JST?
9:00 AM PDT is 1:00 AM (next day) JST.
What time is 12 PM (noon) PDT in JST?
12:00 PM PDT is 4:00 AM (next day) JST.
What time is 5 PM PDT in JST?
5:00 PM PDT is 9:00 AM (next day) JST.
When is the best time to schedule a call between PDT and JST?
PDT 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 PDT refer to?
PDT refers to Pacific Daylight Time (US) (IANA: America/Los_Angeles).
What time zone does JST refer to?
JST refers to Japan Standard Time (IANA: Asia/Tokyo).

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