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