When it is 12:00 PM in Boulder, it is 3:00 PM in ADT.
📞The best time to schedule a call is between 9 AM and 2 PM in Boulder, which is between 12 PM and 5 PM in ADT.
Boulder is 3 hours behind ADT.
🕐 Add 3 hours to Boulder time to get ADT time.
Boulder uses 6 hours behind Universal Time (UTC-6) and ADT uses 3 hours behind Universal Time (UTC-3).
| Boulder Time | ADT Time | |
|---|---|---|
| 12 AM Boulder Time | ↔ | 3 AM ADT Time |
| 1 AM Boulder Time | ↔ | 4 AM ADT Time |
| 2 AM Boulder Time | ↔ | 5 AM ADT Time |
| 3 AM Boulder Time | ↔ | 6 AM ADT Time |
| 4 AM Boulder Time | ↔ | 7 AM ADT Time |
| 5 AM Boulder Time | ↔ | 8 AM ADT Time |
| 6 AM Boulder Time | ↔ | 9 AM ADT Time |
| 7 AM Boulder Time | ↔ | 10 AM ADT Time |
| 8 AM Boulder Time | ↔ | 11 AM ADT Time |
| 9 AM Boulder Time | ↔ | 12 PM ADT Time |
| 10 AM Boulder Time | ↔ | 1 PM ADT Time |
| 11 AM Boulder Time | ↔ | 2 PM ADT Time |
| Boulder Time | ADT Time | |
|---|---|---|
| 12 PM Boulder Time | ↔ | 3 PM ADT Time |
| 1 PM Boulder Time | ↔ | 4 PM ADT Time |
| 2 PM Boulder Time | ↔ | 5 PM ADT Time |
| 3 PM Boulder Time | ↔ | 6 PM ADT Time |
| 4 PM Boulder Time | ↔ | 7 PM ADT Time |
| 5 PM Boulder Time | ↔ | 8 PM ADT Time |
| 6 PM Boulder Time | ↔ | 9 PM ADT Time |
| 7 PM Boulder Time | ↔ | 10 PM ADT Time |
| 8 PM Boulder Time | ↔ | 11 PM ADT Time |
| 9 PM Boulder Time | ↔ | 12 AM ADT Time |
| 10 PM Boulder Time | ↔ | 1 AM ADT Time |
| 11 PM Boulder Time | ↔ | 2 AM ADT Time |
Boulder is 3 hours behind ADT.
Boulder is behind ADT by 3 hours.
It is 12:00 PM in ADT.