O'Leary in numbers
- Coordinates
- 42.7067, -96.0586
- Elevation
- 436 m above sea level
- Region
- Iowa
- Country
- United States, North America
- Capital
- Washington, D.C. — 1652 km away
- Same name
- 2 more places in the world share this name
What time is it in O'Leary, Iowa, United States
Local time in O'Leary, Iowa, United States is shown on this page, based on the America/Chicago time zone (−5).
O'Leary, United States
Wednesday, 28 October 2026
UTC−5 · America/Chicago
Local time in O'Leary
UTC−5 · daylight saving time is active
Local time in O'Leary, Iowa.
The sun today
Sunrise 7:54 AM Solar noon 1:09 PM Sunset 6:24 PM Daylight 10 h 30 min Night 13 h 30 min Civil twilight 7:25 AM – 6:53 PM
Weather in O'Leary right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
O'Leary and its neighbours
Postal codes
- 51028 Kingsley — 11.8 km away
- 51045 Oyens — 12.6 km away
- 51031 Le Mars — 13.5 km away
- 51050 Remsen — 14.7 km away
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Iowa
- Des Moines 214 133
- Cedar Rapids 130 405
- Davenport 102 582
- Sioux City 82 821
- Iowa City 74 220
- Waterloo 68 460
Other places named O'Leary
Same time zone — America/Chicago
- Chicago United States
- Houston United States
- San Antonio United States
- Dallas United States
- Fort Worth United States
- Austin United States
Nearby places
- Union Center — 1.6 km
- Neptune — 9.3 km
- Plymouth (historical) — 12.6 km
- Oyens — 12.6 km
- Le Mars — 13.1 km
- Erdmann Trailer Court — 13.1 km
Local time details for O'Leary
In Union Center and Neptune the clock agrees with O'Leary.
4 postal codes divide O'Leary.
The zone name for O'Leary is America/Chicago and the offset is UTC−5. Daylight saving time: Yes.
Today's times for O'Leary: the sun is up at 7:54 AM and down at 6:24 PM. That means 10 h 30 min of daylight.
Questions and answers
- How is the time zone for O'Leary labeled?
- The time zone for O'Leary is labeled America/Chicago, with an offset of −5.
- Does O'Leary keep the same offset year round, or does it use daylight saving?
- Daylight saving time in O'Leary: Yes.
- At what hour does the sun set in O'Leary?
- At 6:24 PM.