Time in Houston and Kolkata
The time difference between Houston, Texas, and Kolkata is 10 hours 30 minutes. Kolkata is 10 hours 30 minutes ahead of Houston.
This means 9am in Houston is 7:30pm in Kolkata and 5pm in Houston is 3:30am in Kolkata (next day).
Houston
- The current local time in Houston is 12:56 am (June 16, 2026)
- Houston is in the Central Daylight Time Zone
- The time zone offset for Houston, United States, is UTC-05:00
Kolkata
- The current local time in Kolkata is 11:26 am (June 16, 2026)
- Kolkata is in the Indian Standard Time Zone
- The time zone offset for Kolkata, India, is UTC+05:30
How to convert Houston time to Kolkata time?
Add 10 hours 30 minutes to Houston time to get Kolkata time.
Time in Houston
00:00
Time in Kolkata
00:00
Use the slider above to convert Houston time to Kolkata 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
| Houston | Kolkata |
|---|---|
| 12am | 10:30am |
| 1am | 11:30am |
| 2am | 12:30pm |
| 3am | 1:30pm |
| 4am | 2:30pm |
| 5am | 3:30pm |
| 6am | 4:30pm |
| 7am | 5:30pm |
| 8am | 6:30pm |
| 9am | 7:30pm |
| 10am | 8:30pm |
| 11am | 9:30pm |
| 12pm | 10:30pm |
| 1pm | 11:30pm |
| 2pm | 0:30am |
| 3pm | 1:30am |
| 4pm | 2:30am |
| 5pm | 3:30am |
| 6pm | 4:30am |
| 7pm | 5:30am |
| 8pm | 6:30am |
| 9pm | 7:30am |
| 10pm | 8:30am |
| 11pm | 9:30am |
Time difference from Houston (UTC-05:00)
+1 hour
-5 hours
-2 hours
-2 hours
-1 hour
+6 hours
-2 hours
-2 hours
-3 hours