Casablanca to JST
+9hCasablanca
WETSOURCEJST
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
WET and JST on the World Map
The map below highlights the WET (Western European Time) and JST (Japan Standard Time) timezone regions across the globe.
WET – Western European Time
UTC+00:00Western European Time (WET) is the time zone for Portugal, Morocco, and the Canary Islands, same as UTC+00:00.
- •Portugal is the only mainland European country in the WET time zone.
- •The Canary Islands are on WET despite being part of Spain (which uses CET).
- •WET is identical to GMT and UTC+00:00.
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.
Casablanca vs JST: Offsets, DST and Best Call Times
Casablanca runs on Western European Standard Time (WET) at UTC+00:00, currently observing daylight saving time. JST runs on Japan Standard Time (JST) at UTC+09:00. That puts Casablanca 9 hours ahead of JST — a difference of +9h at the current offsets.
In practice, when it is 9:00 AM in Casablanca it is 6:00 PM in JST. Midnight in Casablanca is 9:00 AM in JST.Casablanca observes daylight saving time while JST does not, so the gap narrows or widens by an hour part of the year.
Casablanca to JST time conversion table
| Casablanca (WET) | JST (JST) | Day |
|---|---|---|
| 12:00 AM | 9:00 AM | same day |
| 6:00 AM | 3:00 PM | same day |
| 7:00 AM | 4:00 PM | same day |
| 8:00 AM | 5:00 PM | same day |
| 9:00 AM | 6:00 PM | same day |
| 12:00 PM | 9:00 PM | same day |
| 3:00 PM | 12:00 AM | next day |
| 5:00 PM | 2:00 AM | next day |
| 6:00 PM | 3:00 AM | next day |
| 9:00 PM | 6:00 AM | next day |
Why people convert Casablanca to JST time
- Scheduling a call from Casablanca to JST: a 10:00 AM start in Casablanca lands at 7:00 PM in JST, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +9h gap: Casablanca and JST have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in JST is 6:00 PM in Casablanca.
- Coordinating a Casablanca-based team with JST contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM WET" is unambiguous; "3 PM" across a +9h gap is not.
- With a +9h gap there is no shared 9-to-5 window, so alternate the early start: one week Casablanca takes the early slot, the next week JST does.
About WET (Western European Time)
Western European Time (WET) is used in Portugal, the Canary Islands (Spain), Morocco, and several other locations. It is equivalent to GMT/UTC. During summer, Portugal and the Canary Islands switch to WEST (Western European Summer Time, UTC+01:00).
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 Casablanca and JST
With a +9h offset there is no overlap inside a normal 9 AM – 5 PM day. JST opens at 9:00 AM JST, which is 6:00 PM in Casablanca, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Casablanca and JST have no shared working hours because of the +9h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Casablanca is 9 hours ahead of JST (WET UTC+00:00 → JST UTC+09:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Casablanca
☀ Currently in DST
Standard: UTC+01:00 · DST: UTC+00:00
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 Casablanca and JST?
Casablanca (WET, UTC+00:00) is 9 hours ahead of JST (JST, UTC+09:00). The gap is currently +9h.
How do I convert Casablanca time to JST time?
Add +9h to Casablanca local time. For example, 9:00 AM in Casablanca is 6:00 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 +9h offset from Casablanca.
What is the best time to call JST from Casablanca?
There is no shared working-hours window because of the +9h gap. The closest option is 1:00 PM in Casablanca, which is 10:00 PM in JST.
Which is ahead, Casablanca or JST?
Casablanca is 9 hours ahead of JST. When it is 12:00 PM in Casablanca it is 9:00 PM in JST.
Do Casablanca and JST use different time zones?
Casablanca (Morocco) uses WET at UTC+00:00, while JST uses JST at UTC+09:00. The IANA identifiers are Africa/Casablanca and Asia/Tokyo.
Does daylight saving time affect the Casablanca–JST difference?
Yes at the moment: Casablanca is on daylight saving time and JST is not, so the +9h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Casablanca's time zone?
WET also covers Lisbon, Porto, Casablanca, Las Palmas, Funchal, Rabat.
Which countries use WET, Casablanca's zone?
WET is used in Portugal, Spain (Canary Islands), Morocco, Western Sahara.
Is there a day difference between Casablanca and JST?
Not normally. The +9h gap only pushes the date over for late-evening times.
What is the time difference between Casablanca and JST?
JST is +9h from Casablanca.
What timezone is Casablanca in?
Casablanca operates on its local timezone.
What timezone is JST in?
JST operates on its local timezone.
Which countries use WET (Western European Time)?
WET is used in Portugal, Spain (Canary Islands), Morocco, Western Sahara.
Does WET observe daylight saving time?
Yes, WET switches to WEST during summer months.
What are some interesting facts about WET?
Portugal is the only mainland European country in the WET time zone. The Canary Islands are on WET despite being part of Spain (which uses CET).
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 Casablanca, what time is it in JST?
When it is 12:00 AM (midnight) in Casablanca (WET), it is +9h later in JST (JST).
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