Sydney to Ottumwa time converter

Ottumwa is 16 hours behind Sydney. When it is 9:00 AM in Sydney, it is 5:00 PM (Sun, Oct 18) in Ottumwa.

Sydney AEDT

Monday, October 19, 2026

Ottumwa CDT

Monday, October 19, 2026

Sydney
New South Wales, Australia
Mon, Oct 19
AEDTUTC+11
Ottumwa
Iowa, United States
Mon, Oct 19
CDTUTC-5-16h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Ottumwa conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 10:00 AM in Sydney (5:00 PM – 6:00 PM in Ottumwa).

Daylight saving time and the difference

The difference changes during the year because Sydney and Ottumwa switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -16h
  • Nov 1, 2026 – Mar 14, 2027: -17h
  • Mar 14, 2027 – Apr 4, 2027: -16h
  • Apr 4, 2027 – Oct 3, 2027: -15h
  • Oct 3, 2027 – Oct 19, 2027: -16h

Distance

Sydney and Ottumwa are 14,466 km (8,989 miles) apart in a straight line.

More conversions

Ottumwa to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney 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 Sydney and Ottumwa?

Ottumwa is 16 hours behind Sydney.

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

When it is 9:00 AM in Sydney, it is 5:00 PM (Sun, Oct 18) in Ottumwa.

When is the best time to call Ottumwa from Sydney?

Both sides are at work from 9:00 AM – 10:00 AM in Sydney (5:00 PM – 6:00 PM in Ottumwa).

Does the time difference between Sydney 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.