Time in St Louis and Porto
The time difference between St Louis, Missouri, and Porto is 6 hours. Porto is 6 hours ahead of St Louis.
This means 9am in St Louis is 3pm in Porto and 5pm in St Louis is 11pm in Porto.
St Louis
- The current local time in St Louis is 3:34 pm (June 5, 2026)
- St Louis is in the Central Daylight Time Zone
- The time zone offset for St Louis, United States, is UTC-05:00
Porto
- The current local time in Porto is 9:34 pm (June 4, 2026)
- Porto is in the Western European Summer Time Zone
- The time zone offset for Porto, Portugal, is UTC+01:00
How to convert St Louis time to Porto time?
Add 6 hours to St Louis time to get Porto time.
Time in St Louis
00:00
Time in Porto
00:00
Use the slider above to convert St Louis time to Porto time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| St Louis | Porto |
|---|---|
| 12am | 6am |
| 1am | 7am |
| 2am | 8am |
| 3am | 9am |
| 4am | 10am |
| 5am | 11am |
| 6am | 12pm |
| 7am | 1pm |
| 8am | 2pm |
| 9am | 3pm |
| 10am | 4pm |
| 11am | 5pm |
| 12pm | 6pm |
| 1pm | 7pm |
| 2pm | 8pm |
| 3pm | 9pm |
| 4pm | 10pm |
| 5pm | 11pm |
| 6pm | 12am |
| 7pm | 1am |
| 8pm | 2am |
| 9pm | 3am |
| 10pm | 4am |
| 11pm | 5am |