Chicago time zone facts
| Date | Thursday, October 1, 2026 |
|---|---|
| Time zone | Central Daylight Time (America/Chicago) |
| UTC offset | UTC−5 |
| Daylight saving | Yes (currently summer time) |
| Next clock change | Sunday, November 1, 2026, 02:00 AM → 01:00 AM, UTC−6 (1 hour back) |
| Sunrise / sunset | 06:45 AM / 06:34 PM (Thu, October 1) |
| Country | United States — several time zones in the country |
| Coordinates | 41.88° N, 87.63° W |
London to Chicago time converter
When it is a given hour in London, what time is it in Chicago? Highlighted rows fall inside business hours (9 am–6 pm) in both cities — the best window for calls and meetings (3 hours).
| London | Chicago |
|---|---|
| 00:00 | 18:00 (previous day) |
| 01:00 | 19:00 (previous day) |
| 02:00 | 20:00 (previous day) |
| 03:00 | 21:00 (previous day) |
| 04:00 | 22:00 (previous day) |
| 05:00 | 23:00 (previous day) |
| 06:00 | 00:00 |
| 07:00 | 01:00 |
| 08:00 | 02:00 |
| 09:00 | 03:00 |
| 10:00 | 04:00 |
| 11:00 | 05:00 |
| 12:00 | 06:00 |
| 13:00 | 07:00 |
| 14:00 | 08:00 |
| 15:00 | 09:00 |
| 16:00 | 10:00 |
| 17:00 | 11:00 |
| 18:00 | 12:00 |
| 19:00 | 13:00 |
| 20:00 | 14:00 |
| 21:00 | 15:00 |
| 22:00 | 16:00 |
| 23:00 | 17:00 |
Chicago time compared with world cities
Differences are relative to Chicago. Where daylight saving applies, a gap can change by an hour during the year.
| City | UTC offset | Compared with Chicago |
|---|---|---|
| Istanbul | UTC+3 | 8 hours ahead |
| London | UTC+1 | 6 hours ahead |
| New York | UTC−4 | 1 hour ahead |
| Los Angeles | UTC−7 | 2 hours behind |
| Dubai | UTC+4 | 9 hours ahead |
| Moscow | UTC+3 | 8 hours ahead |
| Tokyo | UTC+9 | 14 hours ahead |
| Sydney | UTC+10 | 15 hours ahead |
Daylight saving time
Chicago observes daylight saving time. It is currently on daylight (summer) time. The next clock change is on Sunday, November 1, 2026: at 02:00 AM local time clocks go back 1 hour to 01:00 AM (UTC−6).
Sunrise and sunset in Chicago
Sunrise, sunset and day length for the next 7 days (local time, including atmospheric refraction, ±2 minutes).
| Day | Sunrise | Sunset | Day length |
|---|---|---|---|
| Thu, October 1 | 06:45 AM | 06:34 PM | 11 h 48 min |
| Fri, October 2 | 06:46 AM | 06:32 PM | 11 h 46 min |
| Sat, October 3 | 06:47 AM | 06:30 PM | 11 h 43 min |
| Sun, October 4 | 06:49 AM | 06:29 PM | 11 h 40 min |
| Mon, October 5 | 06:50 AM | 06:27 PM | 11 h 37 min |
| Tue, October 6 | 06:51 AM | 06:25 PM | 11 h 34 min |
| Wed, October 7 | 06:52 AM | 06:23 PM | 11 h 32 min |
Golden hour and blue hour in Chicago
Photographers' soft, warm light (golden hour) happens while the sun is between 6° above and 4° below the horizon; blue hour follows between 4° and 6° below. Local times for Thu, October 1:
| Morning blue hour | 06:18 AM – 06:28 AM |
|---|---|
| Morning golden hour | 06:28 AM – 07:22 AM |
| Evening golden hour | 05:57 PM – 06:51 PM |
| Evening blue hour | 06:51 PM – 07:02 PM |
Golden hour calculator for any date or location
Frequently Asked Questions
What is the time difference between Chicago and London?
Chicago is currently 6 hours behind London. Because daylight saving rules differ between places, this gap can change by an hour during parts of the year.
What time zone is Chicago in?
Chicago is in Central Daylight Time (UTC−5). IANA time zone ID: America/Chicago.
Does Chicago observe daylight saving time?
Chicago observes daylight saving time. It is currently on daylight (summer) time. The next clock change is on Sunday, November 1, 2026: at 02:00 AM local time clocks go back 1 hour to 01:00 AM (UTC−6).
When is golden hour in Chicago?
On Thu, October 1, evening golden hour in Chicago runs 05:57 PM – 06:51 PM and morning golden hour 06:28 AM – 07:22 AM (local time).
What time is sunrise and sunset in Chicago?
On Thu, October 1, sunrise in Chicago is at 06:45 AM and sunset at 06:34 PM, a day length of 11 h 48 min (local time).