Time difference between Quilmes and Chicago

Chicago is 3 hours behind Quilmes.

America/Argentina/Buenos_Aires America/Chicago same day

Local time in both cities

Quilmes · Argentina
20:07
Thursday, 5 November 2026
America/Argentina/Buenos_Aires · UTC-03:00
Chicago · United States
17:07
Thursday, 5 November 2026
America/Chicago · UTC-06:00

Chicago is 3 hours behind Quilmes.

same day

Time zones

QuilmesAmerica/Argentina/Buenos_Aires · UTC-03:00
ChicagoAmerica/Chicago · UTC-06:00

Quilmes does not observe daylight saving and stays on UTC-03:00 all year.

Chicago is currently on standard time (UTC-06:00). Next change: 2027-03-14 03:00.

Hour-by-hour conversion

Calculated for 2026-11-05 local time in Quilmes. The two places start and end daylight saving on different dates, so another day can give a different result.

Quilmes (source) Chicago (target)
00:00 21:00 prev day
01:00 22:00 prev day
02:00 23:00 prev day
03:00 00:00
04:00 01:00
05:00 02:00
06:00 03:00
07:00 04:00
08:00 05:00
09:00 06:00
10:00 07:00
11:00 08:00
12:00 09:00
13:00 10:00
14:00 11:00
15:00 12:00
16:00 13:00
17:00 14:00
18:00 15:00
19:00 16:00
20:00 17:00
21:00 18:00
22:00 19:00
23:00 20:00

FAQ

How many hours apart are Quilmes and Chicago right now?
For Quilmes and Chicago, the current difference is -3:00, calculated from today’s time-zone rules. The page shows the local date in both cities on a 24-hour clock. Daylight-saving changes can alter the gap. Use specific-date mode for another day and check for a date rollover rather than carrying today’s offset forward. Verify the intended local date on each side before scheduling, especially when the conversion falls near midnight or the destination observes a different seasonal clock change.
Does the time difference between Quilmes and Chicago stay constant all year?
The gap between Quilmes and Chicago does not necessarily stay constant all year. If the two cities change daylight-saving time on different dates, their difference can vary; months 1 and 7 may show different results. Choose the intended date in specific-date mode and check the converted local date. Do not assume that 1 fixed offset applies for every day of the year, particularly when arranging future meetings or reviewing dates near seasonal clock changes.
How does the hourly table mark date changes and daylight-saving gaps from Quilmes to Chicago?
The hourly table for Quilmes and Chicago lists corresponding local times for each hour and marks the same instant and any date rollover. It covers 24 hourly slots across 2 cities; a local time skipped by a daylight-saving jump is identified instead of being invented. Check the date and the time zones on both sides when arranging a meeting. Shifting the displayed hour alone can give the wrong local date when the conversion crosses midnight.

Both cities