CST-CHINA to United States time conversion
United States is 12 hours behind CST-CHINA. After the next clock change (): United States is 13 hours behind CST-CHINA.
Time difference with your location
CST-CHINA is 8 hours ahead of UTC. Compare with your local time →
Choose a date and time
Choose the local time in CST-CHINA to convert it to United States on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · CST-CHINA → United States
This table converts each hour in CST-CHINA to United States on 2026-10-21.
- Working hours
- Outside working hours
- Night hours
| CST-CHINA | United States | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 12:0012:00 PM -1 day | |
| 01:001:00 AM | 13:001:00 PM -1 day | |
| 02:002:00 AM | 14:002:00 PM -1 day | |
| 03:003:00 AM | 15:003:00 PM -1 day | |
| 04:004:00 AM | 16:004:00 PM -1 day | |
| 05:005:00 AM | 17:005:00 PM -1 day | |
| 06:006:00 AM | 18:006:00 PM -1 day | |
| 07:007:00 AM | 19:007:00 PM -1 day | |
| 08:008:00 AM | 20:008:00 PM -1 day | |
| 09:009:00 AM | 21:009:00 PM -1 day | |
| 10:0010:00 AM | 22:0010:00 PM -1 day | |
| 11:0011:00 AM | 23:0011:00 PM -1 day | |
| 12:0012:00 PM | 00:0012:00 AM | |
| 13:001:00 PM | 01:001:00 AM | |
| 14:002:00 PM | 02:002:00 AM | |
| 15:003:00 PM | 03:003:00 AM | |
| 16:004:00 PM | 04:004:00 AM | |
| 17:005:00 PM | 05:005:00 AM | |
| 18:006:00 PM | 06:006:00 AM | |
| 19:007:00 PM | 07:007:00 AM | |
| 20:008:00 PM | 08:008:00 AM | |
| 21:009:00 PM | 09:009:00 AM | |
| 22:0010:00 PM | 10:0010:00 AM | |
| 23:0011:00 PM | 11:0011:00 AM |
Quick conversion examples
These examples use CST-CHINA (UTC+8) and United States (UTC-4); choosing a date applies the local clock changes.
Conversion formula: United States = CST-CHINA − 12h · CST − 13h · CST − 12h.
| CST-CHINA | United States |
|---|---|
| 6:00 AM CST-CHINA | = 6:00 PM United States (-1 day) |
| 7:00 AM CST-CHINA | = 7:00 PM United States (-1 day) |
| 8:00 AM CST-CHINA | = 8:00 PM United States (-1 day) |
| 9:00 AM CST-CHINA | = 9:00 PM United States (-1 day) |
| 10:00 AM CST-CHINA | = 10:00 PM United States (-1 day) |
| 12:00 PM CST-CHINA | = 12:00 AM United States |
| 3:00 PM CST-CHINA | = 3:00 AM United States |
| 5:00 PM CST-CHINA | = 5:00 AM United States |
| 6:00 PM CST-CHINA | = 6:00 AM United States |
| 8:00 PM CST-CHINA | = 8:00 AM United States |
Overlapping meeting hours
The 08:00–18:00 working days in CST-CHINA and United States do not overlap on 2026-10-21.
Clock changes on both sides, 2026–2028
CST-CHINA and United States have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | CST-CHINA | United States |
|---|---|---|
| 2026 | No clock changes; UTC+8 all year. | · 02:00 → 03:00 · 02:00 → 01:00 |
| 2027 | No clock changes; UTC+8 all year. | · 02:00 → 03:00 · 02:00 → 01:00 |
| 2028 | No clock changes; UTC+8 all year. | · 02:00 → 03:00 · 02:00 → 01:00 |
At the start of 2026, United States is 13 hours behind CST. The difference changes during the following periods.
- From 2026-03-08 15:00 CST until 2026-11-01 14:00 CST, United States is 12 hours behind CST.
- From 2027-03-14 15:00 CST until 2027-11-07 14:00 CST, United States is 12 hours behind CST.
- From 2028-03-12 15:00 CST until 2028-11-05 14:00 CST, United States is 12 hours behind CST.
Frequently asked questions
What time is 9 AM CST-CHINA in United States?
9:00 AM CST-CHINA = 9:00 PM United States (-1 day), using UTC+8 and UTC-4. Choose a date above for the seasonal local time.
Does the time difference between CST-CHINA and United States change during the year?
Yes. During 2026–2028: United States is 13 hours behind CST-CHINA; United States is 12 hours behind CST-CHINA. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in United States?
Read the United States clock above: this guide counts 06:00–18:00 local time as daytime and the rest as nighttime, without using sunrise and sunset.
What is the best time to call between CST-CHINA and United States?
The 08:00–18:00 working days in CST-CHINA and United States do not overlap.
What is the time difference between CST-CHINA and United States now?
Right now, United States is 12 hours behind CST. Conversion formula: United States = CST-CHINA − 12h · CST − 13h · CST − 12h.