Hanoi
Exact time synced with atomic clocks (IANA + NTP)
Thursday, May 21, 2026
Vietnam Β· Asia/Ho_Chi_Minh Β· GMT+7
Hanoi and Tokyo Time Difference
Hanoi is 2h behind Tokyo
Tokyo
Exact time synced with atomic clocks (IANA + NTP)
Thursday, May 21, 2026
Japan Β· Asia/Tokyo Β· GMT+9
Best time for work calls
If you are scheduling a call between Hanoi and Tokyo, the overlap window is limited to typical business hours. When it is 9 am in Hanoi it is 11 am in Tokyo β a workable window for scheduling. The latest reasonable overlap is around 3 pm in Hanoi (5 pm in Tokyo). Outside this window there is effectively no good overlap for regular office hours.
Best time for family calls
Hanoi and Tokyo have a comfortable window for a family call β no awkward alarms required. Hanoi is 2 hours behind Tokyo, which gives you about an hour of genuine overlap when both sides are free. Aim for between 6 pm and 7 pm in Hanoi β that lands at 8 pm to 9 pm in Tokyo, 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.
Hanoi
National Day
Sep 2in 105dNew Year's Day
Jan 1in 226dReunification Day
Apr 30in 345d
Daylight Cycle
π
Dawn4:53:45 AM
βοΈ Sunrise5:17:50 AM
π Solar Noon11:54:39 AM
π Golden Hour6:00:11 PM
π Sunset6:31:28 PM
π Dusk6:55:33 PM
Day length13:13:38
Data via sunrisesunset.io
Current Weather
Conditionπ¦οΈ Drizzle
Temperature28Β°C
Feels like35Β°C
Humidity91%
Wind4 mph SE
Data via Open-Meteo Β· Updates every 30 min
Moon Phase
Phaseπ Waxing Crescent
Illumination24%
CycleWaxing
Moon age4.8 days
Moonrise09:26
Moonset23:13
Tokyo
Marine Day
Jul 20in 61dMountain Day
Aug 11in 83dRespect for the Aged Day
Sep 21in 124d
Daylight Cycle
π
Dawn4:03:41 AM
βοΈ Sunrise4:32:31 AM
π Solar Noon11:39:13 AM
π Golden Hour6:09:17 PM
π Sunset6:45:55 PM
π Dusk7:14:45 PM
Day length14:13:23
Data via sunrisesunset.io
Current Weather
Conditionπ¦οΈ Drizzle
Temperature21Β°C
Feels like24Β°C
Humidity94%
Wind1 mph NW
Data via Open-Meteo Β· Updates every 30 min
Moon Phase
Phaseπ Waxing Crescent
Illumination24%
CycleWaxing
Moon age4.8 days
Moonriseβ
Moonset23:26