Convert dates and times between Tallinn (Europe/Tallinn) and Chicago (America/Chicago). Handles daylight-saving automatically. Chicago is currently 8 hours behind Tallinn.
What time is it in Chicago when it's business hours in Tallinn? The table converts every hour of the day from Tallinn time to Chicago time. Highlighted rows are working hours (9:00–17:00) in both cities — the best window to schedule a call or meeting.
| Tallinn | Chicago |
|---|---|
| 0:00 | 16:00 (−1) |
| 1:00 | 17:00 (−1) |
| 2:00 | 18:00 (−1) |
| 3:00 | 19:00 (−1) |
| 4:00 | 20:00 (−1) |
| 5:00 | 21:00 (−1) |
| 6:00 | 22:00 (−1) |
| 7:00 | 23:00 (−1) |
| 8:00 | 0:00 |
| 9:00 | 1:00 |
| 10:00 | 2:00 |
| 11:00 | 3:00 |
| 12:00 | 4:00 |
| 13:00 | 5:00 |
| 14:00 | 6:00 |
| 15:00 | 7:00 |
| 16:00 | 8:00 |
| 17:00 | 9:00 |
| 18:00 | 10:00 |
| 19:00 | 11:00 |
| 20:00 | 12:00 |
| 21:00 | 13:00 |
| 22:00 | 14:00 |
| 23:00 | 15:00 |
Highlighted: business hours (9:00–17:00) in both cities