Denver Time to JST Converter
JST is 16 hours ahead of MST. 9:00 AM MST = 1:00 AM JST (next day).
JST is 16 hours ahead of MST at the moment. To convert Denver Time to JST, add 16 hours to the Denver Time time: 9:00 AM MST = 1:00 AM JST (next day).
Denver Time (Denver time) is used in Denver, USA. JST (Japan Time) is used in Japan.
Denver Time to JST time conversion table
Denver Time to JST on 6 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Denver Time | JST | Day |
|---|---|---|
| 12:00 AM MST | 4:00 PM JST | — |
| 1:00 AM MST | 5:00 PM JST | — |
| 2:00 AM MST | 6:00 PM JST | — |
| 3:00 AM MST | 7:00 PM JST | — |
| 4:00 AM MST | 8:00 PM JST | — |
| 5:00 AM MST | 9:00 PM JST | — |
| 6:00 AM MST | 10:00 PM JST | night |
| 7:00 AM MST | 11:00 PM JST | night |
| 8:00 AM MST | 12:00 AM JST | next day |
| 9:00 AM MST | 1:00 AM JST | next day |
| 10:00 AM MST | 2:00 AM JST | next day |
| 11:00 AM MST | 3:00 AM JST | next day |
| 12:00 PM MST | 4:00 AM JST | next day |
| 1:00 PM MST | 5:00 AM JST | next day |
| 2:00 PM MST | 6:00 AM JST | next day |
| 3:00 PM MST | 7:00 AM JST | next day |
| 4:00 PM MST | 8:00 AM JST | next day |
| 5:00 PM MST | 9:00 AM JST | next day |
| 6:00 PM MST | 10:00 AM JST | next day |
| 7:00 PM MST | 11:00 AM JST | next day |
| 8:00 PM MST | 12:00 PM JST | next day |
| 9:00 PM MST | 1:00 PM JST | next day |
| 10:00 PM MST | 2:00 PM JST | next day |
| 11:00 PM MST | 3:00 PM JST | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Denver Time to JST
Add 16 hours to the Denver Time time to get JST.
Example: 9:00 AM MST = 1:00 AM JST (next day).
Across midnight: 10:00 PM MST = 2:00 PM JST (next day). The date changes, so always check the day as well as the hour.
Time difference between Denver Time and JST
The time difference between Denver Time and JST 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:
- 31 Dec 2025 – 7 Mar 2026: JST is 16 hours ahead of Denver Time.
- 8 Mar 2026 – 31 Oct 2026: JST is 15 hours ahead of Denver Time.
- 1 Nov 2026 – 30 Dec 2026: JST is 16 hours ahead of Denver Time.
Denver Time and JST during daylight saving time
- Denver Time next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from MST (UTC−7) to MDT (UTC−6).
- JST does not observe daylight saving time; it stays on UTC+9 all year.
Best time for a meeting between Denver Time and JST
Denver Time and JST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM MST, which is 7:00 AM JST.
Denver Time to JST FAQ
What is the time difference between Denver Time and JST?
Right now JST is 16 hours ahead of MST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM Denver Time in JST?
9:00 AM MST is 1:00 AM JST (next day).
What is 12 PM (noon) Denver Time in JST?
12:00 PM MST is 4:00 AM JST (next day).
Is JST ahead of or behind Denver Time?
JST is 16 hours ahead of MST, so it is later in JST than in Denver Time.
Does Denver Time change for daylight saving time?
Yes. Denver Time next changes on 14 Mar 2027, when clocks go forward one hour from MST to MDT.
Does JST change for daylight saving time?
No. JST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between Denver Time and JST?
Denver Time and JST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM MST, which is 7:00 AM JST.
Related conversions
Convert JST to Denver Time
Convert Denver Time to other time zones
Convert other time zones to JST
Learn more
Updated 6 November 2026. Time zone data: IANA tz database.