🇯🇵 Tokyo to Denver 🇺🇸 time converter

Convert any time from Tokyo (JST) to Denver (MT (MST/MDT)), with daylight saving handled correctly for the date you choose.

Denver is currently 16 hours behind Tokyo.
Tokyo: Wed, Nov 11, 2026, 10:18 PM UTC+09:00 (GMT+9) · Denver: Wed, Nov 11, 2026, 6:18 AM UTC-07:00 (MST)
TokyoDenver08h14h20h02h
Tokyo 00h → 23hblue/green = 9am–6pm working hoursDenver local hour

Convert Tokyo to Denver on any date

Get this conversion as JSON (developer API)
curl "https://tz.wrapper-agency.com/api/v1/tz?from=Asia%2FTokyo&to=America%2FDenver&time=2008-11-04T09%3A00"

Free timezone API — no key during beta. DST-correct, IANA tz database.

Current offsets

🇯🇵 TokyoUTC+09:00
🇺🇸 DenverUTC-07:00
Difference−16h

FAQ

What time is it in Denver when it's noon in Tokyo?
Use the converter above — enter 12:00 on your date in Tokyo and you'll get the exact Denver local time, DST included.
Why does the time difference change during the year?
Tokyo and Denver may observe daylight saving on different schedules (or not at all), so the gap between them shifts on clock-change dates.