CEST to JST
+7hCEST
CESTSOURCEJST
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
CEST and JST on the World Map
The map below highlights the CEST (Central European Summer Time) and JST (Japan Standard Time) timezone regions across the globe.
CEST – Central European Summer Time
UTC+02:00Central European Summer Time (CEST) is the daylight saving time in Central Europe, 2 hours ahead of UTC.
- •CEST runs from the last Sunday of March to the last Sunday of October.
- •The EU has voted to abolish clock changes but implementation has been delayed.
- •CEST shares the same offset as EET (UTC+02:00).
JST – Japan Standard Time
UTC+09:00Japan Standard Time (JST) is the time zone for Japan, 9 hours ahead of UTC.
- •Japan does not observe daylight saving time.
- •Tokyo is the most populous metropolitan area in the world.
- •The Tokyo Stock Exchange operates from 9:00 AM to 3:00 PM JST.
- •JST is 14 hours ahead of EST and 9 hours ahead of GMT.
CEST vs JST: Offsets, DST and Best Call Times
CEST runs on Central European Summer Time (CEST) at UTC+02:00. JST runs on Japan Standard Time (JST) at UTC+09:00. That puts CEST 7 hours ahead of JST — a difference of +7h at the current offsets.
In practice, when it is 9:00 AM in CEST it is 4:00 PM in JST. Midnight in CEST is 7:00 AM in JST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
CEST to JST time conversion table
| CEST (CEST) | JST (JST) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | same day |
| 6:00 AM | 1:00 PM | same day |
| 7:00 AM | 2:00 PM | same day |
| 8:00 AM | 3:00 PM | same day |
| 9:00 AM | 4:00 PM | same day |
| 12:00 PM | 7:00 PM | same day |
| 3:00 PM | 10:00 PM | same day |
| 5:00 PM | 12:00 AM | next day |
| 6:00 PM | 1:00 AM | next day |
| 9:00 PM | 4:00 AM | next day |
Why people convert CEST to JST time
- Scheduling a call from CEST to JST: a 10:00 AM start in CEST lands at 5:00 PM in JST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both CEST and JST are inside the 9-to-5 working day between 9:00 AM and 10:00 AM CEST time (4:00 PM–5:00 PM JST). That is roughly 1 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in CEST is 3:00 AM in JST makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM CEST" is unambiguous; "3 PM" across a +7h gap is not.
- Block 9:00 AM–10:00 AM CEST as the recurring meeting window if you work primarily from CEST and need JST colleagues present.
About CEST (Central European Summer Time)
Central European Summer Time (CEST) is observed from the last Sunday of March to the last Sunday of October across most of Europe. During CEST, clocks are 2 hours ahead of UTC. The EU has debated abolishing seasonal clock changes since 2019.
About JST (Japan Standard Time)
Japan Standard Time (JST) is the standard time zone for all of Japan. Japan does not observe daylight saving time. JST is 9 hours ahead of UTC and 14 hours ahead of EST. The Tokyo Stock Exchange, the world's third largest by market capitalization, operates on JST. South Korea uses the same offset (KST) but it is a distinct time zone.
Best time to call between CEST and JST
Both CEST and JST sit inside the 9 AM – 5 PM working day between 9:00 AM–10:00 AM CEST, which is 4:00 PM–5:00 PM JST. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
CEST and JST overlap for only 60 minutes (9:00 AM–10:00 AM CEST), so meetings have to be booked precisely.
CEST is 7 hours ahead of JST (CEST UTC+02:00 → JST UTC+09:00). The shared working window is 9:00 AM–10:00 AM CEST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
CEST
☀ Currently in DST
Standard: UTC+01:00 · DST: UTC+02:00
Clocks fall back on Sun, Oct 25, 2026
JST
Does not observe DST
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between CEST and JST?
CEST (CEST, UTC+02:00) is 7 hours ahead of JST (JST, UTC+09:00). The gap is currently +7h.
How do I convert CEST time to JST time?
Add +7h to CEST local time. For example, 9:00 AM in CEST is 4:00 PM in JST.
What time is it in JST right now?
JST uses JST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +7h offset from CEST.
What is the best time to call JST from CEST?
Call between 9:00 AM and 10:00 AM CEST — that maps to 4:00 PM–5:00 PM JST and keeps both parties inside the working day.
Which is ahead, CEST or JST?
CEST is 7 hours ahead of JST. When it is 12:00 PM in CEST it is 7:00 PM in JST.
Does daylight saving time affect the CEST–JST difference?
Neither zone observes daylight saving time, so the +7h offset between CEST and JST is fixed all year.
Which other cities share CEST's time zone?
CEST also covers Paris, Berlin, Rome, Madrid, Amsterdam, Vienna, Stockholm.
Which countries use CEST, CEST's zone?
CEST is used in Germany, France, Italy, Spain, Netherlands, Belgium, Austria, Switzerland and 3 more.
Is there a day difference between CEST and JST?
Not normally. The +7h gap only pushes the date over for late-evening times.
What is the time difference between CEST and JST?
JST is +7h from CEST.
What timezone is CEST in?
CEST operates on its local timezone.
What timezone is JST in?
JST operates on its local timezone.
Which countries use CEST (Central European Summer Time)?
CEST is used in Germany, France, Italy, Spain, Netherlands, Belgium, and 5 more countries.
Does CEST observe daylight saving time?
Yes, CEST switches to CET during summer months.
What are some interesting facts about CEST?
CEST runs from the last Sunday of March to the last Sunday of October. The EU has voted to abolish clock changes but implementation has been delayed.
Which cities are in the JST timezone?
Major cities in the JST timezone include Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka.
What is the UTC offset for JST?
Japan Standard Time (JST) is at UTC+09:00.
What should I know about the JST timezone?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
When is it midnight in CEST, what time is it in JST?
When it is 12:00 AM (midnight) in CEST (CEST), it is +7h later in JST (JST).
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See every conversion from CEST →·See every conversion from JST →