Offset
The time difference between Singapore and San José is 14 hours.
Singapore (SGT) is ahead of San José (CST).
SGT: UTC+8
CST: UTC-6
Neither Singapore nor San José is currently observing daylight saving time.
When to schedule
Standard business hours (9 AM–5 PM, Mon–Fri) in Singapore and San José don't overlap on the same weekday. San José is 14 hours behind Singapore.
Realistic options: hand off asynchronously, or stretch one side by an hour to catch the other team at the start or end of their day.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Singapore
- New Year's DayThu, Jan 1
- Chinese New YearTue, Feb 17
- Chinese New YearWed, Feb 18
- Hari Raya PuasaFri, Mar 20
- Good FridayFri, Apr 3
- Labour DayFri, May 1
- Hari Raya Haji (Tentative Date)Wed, May 27
- National DayMon, Aug 10
- DeepavaliMon, Nov 9
- Christmas DayFri, Dec 25
Costa Rica
- New Year's DayThu, Jan 1
- Maundy ThursdayThu, Apr 2
- Good FridayFri, Apr 3
- Juan Santamaría DaySat, Apr 11
- Labour DayFri, May 1
- Annexation of the Party of Nicoya to Costa RicaSat, Jul 25
- Feast of Our Lady of the AngelsSun, Aug 2
- Mother's DaySat, Aug 15
- Independence DayTue, Sep 15
- Army Abolition DayTue, Dec 1
- Christmas DayFri, Dec 25
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Singapore | San José | Day |
|---|---|---|
| 12:00 am | 10:00 am | -1 day |
| 1:00 am | 11:00 am | -1 day |
| 2:00 am | 12:00 pm | -1 day |
| 3:00 am | 1:00 pm | -1 day |
| 4:00 am | 2:00 pm | -1 day |
| 5:00 am | 3:00 pm | -1 day |
| 6:00 am | 4:00 pm | -1 day |
| 7:00 am | 5:00 pm | -1 day |
| 8:00 am | 6:00 pm | -1 day |
| 9:00 am | 7:00 pm | -1 day |
| 10:00 am | 8:00 pm | -1 day |
| 11:00 am | 9:00 pm | -1 day |
| 12:00 pm | 10:00 pm | -1 day |
| 1:00 pm | 11:00 pm | -1 day |
| 2:00 pm | 12:00 am | Same day |
| 3:00 pm | 1:00 am | Same day |
| 4:00 pm | 2:00 am | Same day |
| 5:00 pm | 3:00 am | Same day |
| 6:00 pm | 4:00 am | Same day |
| 7:00 pm | 5:00 am | Same day |
| 8:00 pm | 6:00 am | Same day |
| 9:00 pm | 7:00 am | Same day |
| 10:00 pm | 8:00 am | Same day |
| 11:00 pm | 9:00 am | Same day |
Daylight saving time
Neither Singapore nor San José observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:59 AM
- Sunset
- 7:10 PM
- Day length
- 12h 12m
- Sunrise
- 5:16 AM
- Sunset
- 5:57 PM
- Day length
- 12h 41m
Daylight overlap: 58m — 6:59 AM–7:57 AM in Singapore (4:59 PM–5:57 PM in San José). Both locations are in daylight during this window.
Airports in these zones
Airports in Singapore Time
- SIN
Airports in Central Standard Time
- SJO
- SYQ
Related conversions
Common conversions
- What is 9:00 am Singapore in San José?
- 9:00 am Singapore is 7:00 pm San José, the previous day.
- What is 12:00 pm Singapore in San José?
- 12:00 pm Singapore is 10:00 pm San José, the previous day.
- What is 12:30 pm Singapore in San José?
- 12:30 pm Singapore is 10:30 pm San José, the previous day.
- What is 2:00 pm Singapore in San José?
- 2:00 pm Singapore is 12:00 am San José.
- What is 5:00 pm Singapore in San José?
- 5:00 pm Singapore is 3:00 am San José.
- What is 11:30 pm Singapore in San José?
- 11:30 pm Singapore is 9:30 am San José.