Time difference between Santo Tomas and Chicago
Chicago is 13 hours behind Santo Tomas.
Local time in both cities
Santo Tomas · Philippines
17:14
Chicago · United States
04:14
Chicago is 13 hours behind Santo Tomas.
same day
Time zones
| Santo Tomas | Asia/Manila · UTC+08:00 |
|---|---|
| Chicago | America/Chicago · UTC-05:00 |
Santo Tomas does not observe daylight saving and stays on UTC+08:00 all year.
Chicago is currently on daylight saving time (UTC-05:00). Next change: 2026-11-01 01:00.
Hour-by-hour conversion
Calculated for 2026-09-21 local time in Santo Tomas. The two places start and end daylight saving on different dates, so another day can give a different result.
| Santo Tomas (source) | Chicago (target) |
|---|---|
| 00:00 | 11:00 prev day |
| 01:00 | 12:00 prev day |
| 02:00 | 13:00 prev day |
| 03:00 | 14:00 prev day |
| 04:00 | 15:00 prev day |
| 05:00 | 16:00 prev day |
| 06:00 | 17:00 prev day |
| 07:00 | 18:00 prev day |
| 08:00 | 19:00 prev day |
| 09:00 | 20:00 prev day |
| 10:00 | 21:00 prev day |
| 11:00 | 22:00 prev day |
| 12:00 | 23:00 prev day |
| 13:00 | 00:00 |
| 14:00 | 01:00 |
| 15:00 | 02:00 |
| 16:00 | 03:00 |
| 17:00 | 04:00 |
| 18:00 | 05:00 |
| 19:00 | 06:00 |
| 20:00 | 07:00 |
| 21:00 | 08:00 |
| 22:00 | 09:00 |
| 23:00 | 10:00 |
Other common differences from Santo Tomas
FAQ
- How many hours apart are Santo Tomas and Chicago right now?
- The answer at the top of the page is calculated for the current moment and states which side is ahead. The gap changes during the year, because the two places usually start and end daylight saving on different dates.
- Is this difference the same all year?
- Not necessarily. Santo Tomas uses Asia/Manila and Chicago uses America/Chicago; if either observes daylight saving, the gap shifts during the year. Use “Convert a specific date and time” below to calculate it for a given day.
- How do I read the conversion table?
- The left column lists each whole hour in Santo Tomas; the right column is the local time in Chicago at that same instant, with date rollovers marked. On the day clocks jump forward, some hours do not exist locally — the table says so instead of showing a plausible but wrong value.