JST to Karlsruhe Time Converter
CET is 8 hours behind JST. 9:00 AM JST = 1:00 AM CET.
CET is 8 hours behind JST at the moment. To convert JST to Karlsruhe Time, subtract 8 hours from the JST time: 9:00 AM JST = 1:00 AM CET.
JST (Japan Time) is used in Japan. Karlsruhe Time (Karlsruhe time) is used in Karlsruhe, Germany.
JST to Karlsruhe Time time conversion table
JST to Karlsruhe Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| JST | Karlsruhe Time | Day |
|---|---|---|
| 12:00 AM JST | 4:00 PM CET | previous day |
| 1:00 AM JST | 5:00 PM CET | previous day |
| 2:00 AM JST | 6:00 PM CET | previous day |
| 3:00 AM JST | 7:00 PM CET | previous day |
| 4:00 AM JST | 8:00 PM CET | previous day |
| 5:00 AM JST | 9:00 PM CET | previous day |
| 6:00 AM JST | 10:00 PM CET | previous day |
| 7:00 AM JST | 11:00 PM CET | previous day |
| 8:00 AM JST | 12:00 AM CET | night |
| 9:00 AM JST | 1:00 AM CET | night |
| 10:00 AM JST | 2:00 AM CET | night |
| 11:00 AM JST | 3:00 AM CET | night |
| 12:00 PM JST | 4:00 AM CET | night |
| 1:00 PM JST | 5:00 AM CET | night |
| 2:00 PM JST | 6:00 AM CET | — |
| 3:00 PM JST | 7:00 AM CET | — |
| 4:00 PM JST | 8:00 AM CET | — |
| 5:00 PM JST | 9:00 AM CET | — |
| 6:00 PM JST | 10:00 AM CET | — |
| 7:00 PM JST | 11:00 AM CET | — |
| 8:00 PM JST | 12:00 PM CET | — |
| 9:00 PM JST | 1:00 PM CET | — |
| 10:00 PM JST | 2:00 PM CET | — |
| 11:00 PM JST | 3:00 PM CET | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert JST to Karlsruhe Time
Subtract 8 hours from the JST time to get Karlsruhe Time.
Example: 9:00 AM JST = 1:00 AM CET.
Across midnight: 1:00 AM JST = 5:00 PM CET (previous day). The date changes, so always check the day as well as the hour.
Time difference between JST and Karlsruhe Time
The time difference between JST and Karlsruhe Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 28 Mar 2026: Karlsruhe Time is 8 hours behind of JST.
- 29 Mar 2026 – 24 Oct 2026: Karlsruhe Time is 7 hours behind of JST.
- 25 Oct 2026 – 31 Dec 2026: Karlsruhe Time is 8 hours behind of JST.
JST and Karlsruhe Time during daylight saving time
- JST does not observe daylight saving time; it stays on UTC+9 all year.
- Karlsruhe Time next changes on 28 Mar 2027: clocks go forward one hour at 01:59 local time, from CET (UTC+1) to CEST (UTC+2).
Best time for a meeting between JST and Karlsruhe Time
JST and Karlsruhe Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM JST, which is 7:00 AM CET.
JST to Karlsruhe Time FAQ
What is the time difference between JST and Karlsruhe Time?
Right now CET is 8 hours behind JST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM JST in Karlsruhe Time?
9:00 AM JST is 1:00 AM CET.
What is 12 PM (noon) JST in Karlsruhe Time?
12:00 PM JST is 4:00 AM CET.
Is Karlsruhe Time ahead of or behind JST?
CET is 8 hours behind JST, so it is earlier in Karlsruhe Time than in JST.
Does JST change for daylight saving time?
No. JST stays on the same offset all year, so conversions never shift for daylight saving time.
Does Karlsruhe Time change for daylight saving time?
Yes. Karlsruhe Time next changes on 28 Mar 2027, when clocks go forward one hour from CET to CEST.
What is the best time for a meeting between JST and Karlsruhe Time?
JST and Karlsruhe Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM JST, which is 7:00 AM CET.
Related conversions
Convert Karlsruhe Time to JST
Convert JST to other time zones
Convert other time zones to Karlsruhe Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.