Kolkata
Exact time synced with atomic clocks (IANA + NTP)
Sunday, July 5, 2026
India Β· Asia/Kolkata Β· GMT+5:30
Kolkata and Istanbul Time Difference
Kolkata is 2.5h ahead of Istanbul
Istanbul
Exact time synced with atomic clocks (IANA + NTP)
Sunday, July 5, 2026
Turkey Β· Europe/Istanbul Β· GMT+3
Best time for work calls
If you are scheduling a call between Kolkata and Istanbul, the overlap window is limited to typical business hours. When it is 11 am in Kolkata it is 9 am in Istanbul β a workable window for scheduling. The latest reasonable overlap is around 5 pm in Kolkata (2 pm in Istanbul). Outside this window there is effectively no good overlap for regular office hours.
Best time for family calls
Kolkata and Istanbul have a comfortable window for a family call β no awkward alarms required. Kolkata is 2.5 hours ahead of Istanbul, which gives you 4 hours of genuine overlap when both sides are free. Aim for between 6 pm and 10 pm in Kolkata β that lands at 3:30 pm to 7:30 pm in Istanbul, after the school run and before anyone's ready for bed. For a Sunday catch-up or a midweek check-in, this is the sweet spot.
Kolkata
No public holidays on record for this country
Daylight Cycle
π
Dawn4:32:51 AM
βοΈ Sunrise4:57:52 AM
π Solar Noon11:42:09 AM
π Golden Hour5:54:06 PM
π Sunset6:26:26 PM
π Dusk6:51:26 PM
Day length13:28:33
Data via sunrisesunset.io
Current Weather
Conditionβ
Temperatureβ
Feels likeβ
Humidityβ
Windβ
Data via Open-Meteo Β· Updates every 30 min
Moon Phase
Phaseπ Waning Gibbous
Illumination74%
CycleWaning
Moon age19.8 days
Moonrise22:02
Moonset09:27
Istanbul
Democracy and National Unity Day
Jul 15in 11dVictory Day
Aug 30in 57dRepublic Day
Oct 29in 117d
Daylight Cycle
π
Dawn5:05:29 AM
βοΈ Sunrise5:38:45 AM
π Solar Noon1:09:43 PM
π Golden Hour7:59:28 PM
π Sunset8:40:41 PM
π Dusk9:13:57 PM
Day length15:01:55
Data via sunrisesunset.io
Current Weather
Conditionβ
Temperatureβ
Feels likeβ
Humidityβ
Windβ
Data via Open-Meteo Β· Updates every 30 min
Moon Phase
Phaseπ Waning Gibbous
Illumination74%
CycleWaning
Moon age19.8 days
Moonrise23:38
Moonset10:54