Tokyo to Longmont time converter

Longmont is 15 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 6:00 PM (Sun, Oct 18) in Longmont.

Tokyo JST

Monday, October 19, 2026

Longmont MDT

Sunday, October 18, 2026

Tokyo
Japan
Mon, Oct 19
JSTUTC+9
Longmont
Colorado, United States
Sun, Oct 18
MDTUTC-6-15h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to Longmont conversion table

Every hour of today in Tokyo and the matching time in Longmont. Light rows are typical working hours (9:00–18:00).

TokyoLongmont
12:00 AM9:00 AM−1 day
1:00 AM10:00 AM−1 day
2:00 AM11:00 AM−1 day
3:00 AM12:00 PM−1 day
4:00 AM1:00 PM−1 day
5:00 AM2:00 PM−1 day
6:00 AM3:00 PM−1 day
7:00 AM4:00 PM−1 day
8:00 AM5:00 PM−1 day
9:00 AM6:00 PM−1 day
10:00 AM7:00 PM−1 day
11:00 AM8:00 PM−1 day
12:00 PM9:00 PM−1 day
1:00 PM10:00 PM−1 day
2:00 PM11:00 PM−1 day
3:00 PM12:00 AM
4:00 PM1:00 AM
5:00 PM2:00 AM
6:00 PM3:00 AM
7:00 PM4:00 AM
8:00 PM5:00 AM
9:00 PM6:00 AM
10:00 PM7:00 AM
11:00 PM8:00 AM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Tokyo (4:00 PM – 6:00 PM in Longmont): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Tokyo and Longmont switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -15h
  • Nov 1, 2026 – Mar 14, 2027: -16h
  • Mar 14, 2027 – Oct 19, 2027: -15h

Distance

Tokyo and Longmont are 9,293 km (5,774 miles) apart in a straight line.

More conversions

Longmont to TokyoTokyo to New YorkTokyo to LondonTokyo to Los AngelesTokyo to ChicagoTokyo to TorontoTokyo to São PauloTokyo to ParisTokyo to BerlinTokyo to MoscowTokyo to DubaiTokyo to New DelhiTokyo to Bangkok
New York to LongmontLondon to LongmontLos Angeles to LongmontChicago to LongmontToronto to LongmontSão Paulo to LongmontParis to LongmontBerlin to LongmontMoscow to LongmontDubai to LongmontNew Delhi to LongmontBangkok to Longmont

Questions and answers

What is the time difference between Tokyo and Longmont?

Longmont is 15 hours behind Tokyo.

What time is it in Longmont when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 6:00 PM (Sun, Oct 18) in Longmont.

When is the best time to call Longmont from Tokyo?

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Tokyo (4:00 PM – 6:00 PM in Longmont): working hours on one side, early or late on the other.

Does the time difference between Tokyo and Longmont change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.