20:00 CST to UTC
Convert an exact time type it — no sliders
Conversion runs in your browser against the same IANA rules the server uses, so it keeps working offline and nothing you type is sent anywhere.
Daylight saving right now
Coordinated Universal Time
UTC is currently on UTC (UTC+00:00).
no clock change scheduled — this zone is fixed at UTC+00:00
UTC is the reference clock every other offset is quoted against. It has no daylight saving and never shifts.
Central Standard Time
America/Chicago is on CDT (UTC-05:00).
next change: Sun, 1 Nov 2026 01:00 local → CST (80 days)
CST is US Central Time in winter; Chicago and Dallas move to CDT (UTC-5) in summer. CST is also China Standard Time (UTC+8) and Cuba Standard Time (UTC-5) — check which one your data means.
Best time to call green = 09:00–18:00 on both sides
4 overlapping working hours. The longest run is 09:00–13:00 CST, which is 14:00–18:00 UTC.
CST to UTC, hour by hour 12 August 2026 · every row is a permalink
| CST | UTC | 12-hour | Day | Permalink |
|---|---|---|---|---|
| 00:00 | 05:00 UTC | 5:00 AM | same day | 00:00 → |
| 01:00 | 06:00 UTC | 6:00 AM | same day | 01:00 → |
| 02:00 | 07:00 UTC | 7:00 AM | same day | 02:00 → |
| 03:00 | 08:00 UTC | 8:00 AM | same day | 03:00 → |
| 04:00 | 09:00 UTC | 9:00 AM | same day | 04:00 → |
| 05:00 | 10:00 UTC | 10:00 AM | same day | 05:00 → |
| 06:00 | 11:00 UTC | 11:00 AM | same day | 06:00 → |
| 07:00 | 12:00 UTC | 12:00 PM | same day | 07:00 → |
| 08:00 | 13:00 UTC | 1:00 PM | same day | 08:00 → |
| 09:00 | 14:00 UTC | 2:00 PM | same day | 09:00 → |
| 10:00 | 15:00 UTC | 3:00 PM | same day | 10:00 → |
| 11:00 | 16:00 UTC | 4:00 PM | same day | 11:00 → |
| 12:00 | 17:00 UTC | 5:00 PM | same day | 12:00 → |
| 13:00 | 18:00 UTC | 6:00 PM | same day | 13:00 → |
| 14:00 | 19:00 UTC | 7:00 PM | same day | 14:00 → |
| 15:00 | 20:00 UTC | 8:00 PM | same day | 15:00 → |
| 16:00 | 21:00 UTC | 9:00 PM | same day | 16:00 → |
| 17:00 | 22:00 UTC | 10:00 PM | same day | 17:00 → |
| 18:00 | 23:00 UTC | 11:00 PM | same day | 18:00 → |
| 19:00 | 00:00 UTC | 12:00 AM | next day | 19:00 → |
| 20:00 | 01:00 UTC | 1:00 AM | next day | 20:00 → |
| 21:00 | 02:00 UTC | 2:00 AM | next day | 21:00 → |
| 22:00 | 03:00 UTC | 3:00 AM | next day | 22:00 → |
| 23:00 | 04:00 UTC | 4:00 AM | next day | 23:00 → |