When it is 12:00 PM in Katharagama, it is 2:30 AM in Boston.
📞There is no overlap during standard 9-to-5 business hours, so a call may need to be early or late in the day for one side.
Katharagama is 9 hours 30 minutes ahead of Boston.
🕐 Subtract 9 hours 30 minutes from Katharagama time to get Boston time.
Katharagama uses 5 hours 30 minutes ahead of Universal Time (UTC+5) and Boston uses 4 hours behind Universal Time (UTC-4).
| Katharagama Time | Boston Time | |
|---|---|---|
| 12 AM Katharagama Time | ↔ | ☼ 2 PM Boston Time |
| 1 AM Katharagama Time | ↔ | ☼ 3 PM Boston Time |
| 2 AM Katharagama Time | ↔ | ☼ 4 PM Boston Time |
| 3 AM Katharagama Time | ↔ | ☼ 5 PM Boston Time |
| 4 AM Katharagama Time | ↔ | ☼ 6 PM Boston Time |
| ☼ 5 AM Katharagama Time | ↔ | ☼ 7 PM Boston Time |
| ☼ 6 AM Katharagama Time | ↔ | ☼ 8 PM Boston Time |
| ☼ 7 AM Katharagama Time | ↔ | 9 PM Boston Time |
| ☼ 8 AM Katharagama Time | ↔ | 10 PM Boston Time |
| ☼ 9 AM Katharagama Time | ↔ | 11 PM Boston Time |
| ☼ 10 AM Katharagama Time | ↔ | 12 AM Boston Time |
| ☼ 11 AM Katharagama Time | ↔ | 1 AM Boston Time |
| Katharagama Time | Boston Time | |
|---|---|---|
| ☼ 12 PM Katharagama Time | ↔ | 2 AM Boston Time |
| ☼ 1 PM Katharagama Time | ↔ | 3 AM Boston Time |
| ☼ 2 PM Katharagama Time | ↔ | 4 AM Boston Time |
| ☼ 3 PM Katharagama Time | ↔ | ☼ 5 AM Boston Time |
| ☼ 4 PM Katharagama Time | ↔ | ☼ 6 AM Boston Time |
| ☼ 5 PM Katharagama Time | ↔ | ☼ 7 AM Boston Time |
| ☼ 6 PM Katharagama Time | ↔ | ☼ 8 AM Boston Time |
| 7 PM Katharagama Time | ↔ | ☼ 9 AM Boston Time |
| 8 PM Katharagama Time | ↔ | ☼ 10 AM Boston Time |
| 9 PM Katharagama Time | ↔ | ☼ 11 AM Boston Time |
| 10 PM Katharagama Time | ↔ | ☼ 12 PM Boston Time |
| 11 PM Katharagama Time | ↔ | ☼ 1 PM Boston Time |
Katharagama is 9 hours 30 minutes ahead of Boston.
Katharagama is ahead of Boston by 9 hours 30 minutes.
It is 11:30 PM the previous day in Boston.