Ramanathapuram to Chicago time converter
Chicago is 10 hours 30 minutes behind Ramanathapuram. When it is 9:00 AM in Ramanathapuram, it is 10:30 PM (Mon, Oct 19) in Chicago.
Ramanathapuram IST
Tuesday, October 20, 2026
Chicago CDT
Monday, October 19, 2026
3:57 AM in Ramanathapuram, Tuesday, October 20, 2026
Ramanathapuram to Chicago conversion table
Every hour of today in Ramanathapuram and the matching time in Chicago. Light rows are typical working hours (9:00–18:00).
| Ramanathapuram | Chicago |
|---|---|
| 12:00 AM | 1:30 PM−1 day |
| 1:00 AM | 2:30 PM−1 day |
| 2:00 AM | 3:30 PM−1 day |
| 3:00 AM | 4:30 PM−1 day |
| 4:00 AM | 5:30 PM−1 day |
| 5:00 AM | 6:30 PM−1 day |
| 6:00 AM | 7:30 PM−1 day |
| 7:00 AM | 8:30 PM−1 day |
| 8:00 AM | 9:30 PM−1 day |
| 9:00 AM | 10:30 PM−1 day |
| 10:00 AM | 11:30 PM−1 day |
| 11:00 AM | 12:30 AM |
| 12:00 PM | 1:30 AM |
| 1:00 PM | 2:30 AM |
| 2:00 PM | 3:30 AM |
| 3:00 PM | 4:30 AM |
| 4:00 PM | 5:30 AM |
| 5:00 PM | 6:30 AM |
| 6:00 PM | 7:30 AM |
| 7:00 PM | 8:30 AM |
| 8:00 PM | 9:30 AM |
| 9:00 PM | 10:30 AM |
| 10:00 PM | 11:30 AM |
| 11:00 PM | 12:30 PM |
Best time to call or meet
Working hours don't overlap fully. The closest fit is 7:30 PM – 10:00 PM in Ramanathapuram (9:00 AM – 11:30 AM in Chicago): working hours on one side, early or late on the other.
Daylight saving time and the difference
The difference changes during the year because Ramanathapuram and Chicago switch clocks on different dates:
- Oct 20, 2026 – Nov 1, 2026: -10h 30m
- Nov 1, 2026 – Mar 14, 2027: -11h 30m
- Mar 14, 2027 – Oct 20, 2027: -10h 30m
Distance
Ramanathapuram and Chicago are 14,155 km (8,796 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Ramanathapuram and Chicago?
Chicago is 10 hours 30 minutes behind Ramanathapuram.
What time is it in Chicago when it is 9 AM in Ramanathapuram?
When it is 9:00 AM in Ramanathapuram, it is 10:30 PM (Mon, Oct 19) in Chicago.
When is the best time to call Chicago from Ramanathapuram?
Working hours don't overlap fully. The closest fit is 7:30 PM – 10:00 PM in Ramanathapuram (9:00 AM – 11:30 AM in Chicago): working hours on one side, early or late on the other.
Does the time difference between Ramanathapuram and Chicago change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.