The best time to call Singapore from Viana do Castelo is 9 AM–11 AM your time (Viana do Castelo). Singapore, Singapore is 7 hours ahead of Viana do Castelo, Portugal. You have 1 hours of business hours overlap for scheduling calls.
Call between 9 AM–11 AM Viana do Castelo time. This is 4 PM–5 PM in Singapore.
Viana do Castelo and Singapore share 1 hours of overlapping business hours (9 AM – 5 PM local time).
The best time to call Singapore from Viana do Castelo is 9 AM–11 AM Viana do Castelo time. This gives you 1 hours of business hours overlap.
Singapore is 7 hours ahead of Viana do Castelo.
Avoid calling after 3 PM your time (it's late night there).
Yes, Viana do Castelo and Singapore have approximately 1 hours of overlapping business hours per day.
Only 1 hour of overlap. Try to call between 9 AM–11 AM your time.
Both in business hours Both awake One outside comfort zone Sleeping hours
Viana do Castelo: 9 AM–10 AM GMT+1
Singapore: 4 PM–5 PM GMT+8
| Viana do Castelo (GMT+1) | Singapore (GMT+8) | Status |
|---|---|---|
| 7 AM | 2 PM | 🟡 They're awake |
| 8 AM | 3 PM | 🟡 They're awake |
| 9 AM | 4 PM | ✅ Both in office |
| 10 AM | 5 PM | 🟡 They're awake |
| 11 AM | 6 PM | 🟡 They're awake |
| 12 PM | 7 PM | 🟡 They're awake |
| 1 PM | 8 PM | 🟡 They're awake |
| 2 PM | 9 PM | 🟡 They're awake |
| 3 PM | 10 PM | 🔴 They're sleeping |
| 4 PM | 11 PM | 🔴 They're sleeping |
| 5 PM | 12 AM | 🔴 They're sleeping |
| 6 PM | 1 AM | 🔴 They're sleeping |
| 7 PM | 2 AM | 🔴 They're sleeping |
| 8 PM | 3 AM | 🔴 They're sleeping |
| 9 PM | 4 AM | 🔴 They're sleeping |