Cát BàVietnam
Cát Bà time at a glance
- Country
- Vietnam
- Location
- City in Hai Phong
- Time zone
Asia/Ho_Chi_Minh- UTC offset now
UTC+07:00- Current zone label
- GMT+7
- Next clock change
- No upcoming change available
Time-zone identity for Cát Bà
- IANA zone
Asia/Ho_Chi_Minh- UTC offset now
- UTC+07:00
- Current zone label
- GMT+7
- Clock-change status
- No UTC offset change was found in the next 370 days.
Cát Bà is currently 7 hours ahead of UTC. The named zone, rather than the offset alone, should be used for future dates.
Clock changes in Cát Bà
370-day checked horizon
No UTC offset change was found through Thursday, 9 September 2027 in runtime time-zone data 2026b.
Time-zone history
UTC offset changes for Cát Bà
A bounded record of offset transitions calculated for Asia/Ho_Chi_Minh, covering 2021 through 2031. Events are offset changes; their legal or daylight-saving cause is not inferred.
Previous 5 years
No UTC offset transition was found in the previous 5 years.
Next 5 years
No UTC offset transition was found in the next 5 years.
Dates are calculated from IANA time-zone rules. The calculation checks for offset changes throughout the displayed period and resolves each change to the nearest second.
Location context
About Cát Bà
Location details for Cát Bà in Hai Phong, Vietnam.
- Administrative area
- Hai Phong, Vietnam
- Population
- 30,000
- Coordinates
- 20.7278° N, 107.0482° E. The elevation is 24 metres.
Nearby city clocks
Cities near Cát Bà
Nearby cities are ordered by approximate straight-line distance from Cát Bà. Times are calculated for the same instant shown above.
- Đố SơnHai Phong, Vietnam27 km west
Asia/Ho_Chi_MinhSame local time - HaiphongHai Phong, Vietnam41 km west
Asia/BangkokSame local time - Kiến AnHai Phong, Vietnam45 km west
Asia/BangkokSame local time - Hải DươngHai Phong, Vietnam78 km west
Asia/BangkokSame local time - Chí LinhHai Phong, Vietnam85 km northwest
Asia/Ho_Chi_MinhSame local time - Hạ LongQuảng Ninh, Vietnam25 km north
Asia/BangkokSame local time
Sources for Cát Bà time and city facts
Time-zone calculations use runtime tzdb 2026b. Weather and astronomy sources include their own retrieval times where available.
View 3 sources
- GeoNames cities15000GeoNames · 2026-07-15_01-57-51-849 · CC BY 4.0 · AccessedCity and country names, administrative area, coordinates and population.
- IANA Time Zone DatabaseInternet Assigned Numbers Authority · 2026b · Public domain · AccessedTime-zone names, UTC offsets and clock changes.
- Unicode Common Locale Data RepositoryUnicode Consortium · 48.0 · Unicode License v3 · AccessedEnglish display names for countries, currencies and languages.