Jefferson County in numbers
- Coordinates
- 41.0318, -91.9489
- Region
- Iowa
- Country
- United States, North America
- Capital
- Washington, D.C. — 1291 km away
- Same name
- 24 more places in the world share this name
What time is it in Jefferson County, Iowa, United States
This page shows the time as it is now in Jefferson County, Iowa, United States, in the America/Chicago time zone (−5).
Jefferson County, United States
Thursday, 29 October 2026
UTC−5 · America/Chicago
Local time in Jefferson County
UTC−5 · daylight saving time is active
Jefferson County keeps America/Chicago clock_time.
The sun today
Sunrise 7:36 AM Solar noon 12:53 PM Sunset 6:09 PM Daylight 10 h 33 min Night 13 h 27 min Civil twilight 7:08 AM – 6:37 PM
Weather in Jefferson County right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Jefferson County and its neighbours
Postal codes
- 52557 Fairfield — 2.3 km away
- 52556 Fairfield — 3.2 km away
- 52567 Libertyville — 11.1 km away
- 52580 Packwood — 14.1 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 Jefferson County
- Jefferson County Alabama, United States
- Jefferson County Arkansas, United States
- Jefferson County Colorado, United States
- Jefferson County Florida, United States
- Jefferson County Georgia, United States
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
- Fairfield — 2.8 km
- Maharishi Vedic City — 4.5 km
- Perlee — 6.9 km
- Beckwith — 7.5 km
- Whitefield (historical) — 9.0 km
- Salina — 9.8 km
Time and daylight in Jefferson County
4 postal codes have been allocated to Jefferson County.
Clocks in Jefferson County follow America/Chicago, an offset of UTC−5 from Coordinated Universal Time. Daylight saving time here: Yes.
Sun-up in Jefferson County is 7:36 AM today and sun-down is 6:09 PM. That gap holds 10 h 33 min of daylight.
Jefferson County keeps the same time as its neighbours Fairfield and Maharishi Vedic City.
Questions and answers
- What time zone setting should I choose for Jefferson County?
- Choose America/Chicago for Jefferson County, with an offset of −5.
- Does the local time in Jefferson County change with daylight saving?
- Yes.
- When should I expect the sun to rise in Jefferson County?
- Expect it at 7:36 AM.