Tokyo to Ottumwa time converter

Ottumwa is 14 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 7:00 PM (Sun, Oct 18) in Ottumwa.

Tokyo JST

Monday, October 19, 2026

Ottumwa CDT

Monday, October 19, 2026

Tokyo
Japan
Mon, Oct 19
JSTUTC+9
Ottumwa
Iowa, United States
Mon, Oct 19
CDTUTC-5-14h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to Ottumwa conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 8:00 AM in Tokyo (5:00 PM – 6:00 PM in Ottumwa): 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 Ottumwa switch clocks on different dates:

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

Distance

Tokyo and Ottumwa are 9,966 km (6,193 miles) apart in a straight line.

More conversions

Ottumwa 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 OttumwaLondon to OttumwaLos Angeles to OttumwaChicago to OttumwaToronto to OttumwaSão Paulo to OttumwaParis to OttumwaBerlin to OttumwaMoscow to OttumwaDubai to OttumwaNew Delhi to OttumwaBangkok to Ottumwa

Questions and answers

What is the time difference between Tokyo and Ottumwa?

Ottumwa is 14 hours behind Tokyo.

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

When it is 9:00 AM in Tokyo, it is 7:00 PM (Sun, Oct 18) in Ottumwa.

When is the best time to call Ottumwa from Tokyo?

Working hours don't overlap fully. The closest fit is 7:00 AM – 8:00 AM in Tokyo (5:00 PM – 6:00 PM in Ottumwa): working hours on one side, early or late on the other.

Does the time difference between Tokyo and Ottumwa change?

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