Chicago to McLean time converter
McLean is 1 hour ahead of Chicago. When it is 9:00 AM in Chicago, it is 10:00 AM in McLean.
10:32 PM in Chicago, Friday, October 16, 2026
Chicago to McLean conversion table
Every hour of today in Chicago and the matching time in McLean. Light rows are typical working hours (9:00–18:00).
| Chicago | McLean |
|---|---|
| 12:00 AM | 1:00 AM |
| 1:00 AM | 2:00 AM |
| 2:00 AM | 3:00 AM |
| 3:00 AM | 4:00 AM |
| 4:00 AM | 5:00 AM |
| 5:00 AM | 6:00 AM |
| 6:00 AM | 7:00 AM |
| 7:00 AM | 8:00 AM |
| 8:00 AM | 9:00 AM |
| 9:00 AM | 10:00 AM |
| 10:00 AM | 11:00 AM |
| 11:00 AM | 12:00 PM |
| 12:00 PM | 1:00 PM |
| 1:00 PM | 2:00 PM |
| 2:00 PM | 3:00 PM |
| 3:00 PM | 4:00 PM |
| 4:00 PM | 5:00 PM |
| 5:00 PM | 6:00 PM |
| 6:00 PM | 7:00 PM |
| 7:00 PM | 8:00 PM |
| 8:00 PM | 9:00 PM |
| 9:00 PM | 10:00 PM |
| 10:00 PM | 11:00 PM |
| 11:00 PM | 12:00 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 5:00 PM in Chicago (10:00 AM – 6:00 PM in McLean).
Daylight saving time and the difference
The difference changes during the year because Chicago and McLean switch clocks on different dates:
- Oct 16, 2026 – Nov 1, 2026: +1h
- Nov 1, 2026 – Nov 1, 2026: ±0
- Nov 1, 2026 – Mar 14, 2027: +1h
- Mar 14, 2027 – Mar 14, 2027: +2h
- Mar 14, 2027 – Oct 16, 2027: +1h
Distance
Chicago and McLean are 944 km (587 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Chicago and McLean?
McLean is 1 hour ahead of Chicago.
What time is it in McLean when it is 9 AM in Chicago?
When it is 9:00 AM in Chicago, it is 10:00 AM in McLean.
When is the best time to call McLean from Chicago?
Both sides are at work from 9:00 AM – 5:00 PM in Chicago (10:00 AM – 6:00 PM in McLean).
Does the time difference between Chicago and McLean change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.