Sunrise and Sunset times in Ha Long, Vietnam 
Ha Long
☁️ Low chance of a spectacular sunset.
Quảng Ninh, Vietnam
172 915 people
Current temperature 37 ° C 
Clear
Today:
 Sunrise: 05:36:18
|
 Sunset: 18:04:18
|
Day Length: 12h 28m 0s
Time zone: Asia/Ho_Chi_Minh, UTC 7 h.
Latitude: 20.9604, Longitude: 107.1
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Sep-01, Monday | 05:35:18 | 11:51:37 | 18:07:55 | 12h 32m 37s |
| 2025-Sep-02, Tuesday | 05:35:33 | 11:51:18 | 18:07:02 | 12h 31m 29s |
| 2025-Sep-03, Wednesday | 05:35:48 | 11:50:58 | 18:06:08 | 12h 30m 20s |
| 2025-Sep-04, Thursday | 05:36:03 | 11:50:38 | 18:05:13 | 12h 29m 10s |
| 2025-Sep-05, Friday | 05:36:18 | 11:50:18 | 18:04:18 | 12h 28m 0s |
| 2025-Sep-06, Saturday | 05:36:33 | 11:49:58 | 18:03:23 | 12h 26m 50s |
| 2025-Sep-07, Sunday | 05:36:47 | 11:49:38 | 18:02:28 | 12h 25m 41s |
| 2025-Sep-08, Monday | 05:37:02 | 11:49:17 | 18:01:32 | 12h 24m 30s |
| 2025-Sep-09, Tuesday | 05:37:16 | 11:48:56 | 18:00:36 | 12h 23m 20s |
| 2025-Sep-10, Wednesday | 05:37:30 | 11:48:35 | 17:59:40 | 12h 22m 10s |
| 2025-Sep-11, Thursday | 05:37:44 | 11:48:14 | 17:58:44 | 12h 21m 0s |
| 2025-Sep-12, Friday | 05:37:59 | 11:47:53 | 17:57:47 | 12h 19m 48s |
| 2025-Sep-13, Saturday | 05:38:13 | 11:47:32 | 17:56:51 | 12h 18m 38s |
| 2025-Sep-14, Sunday | 05:38:27 | 11:47:10 | 17:55:54 | 12h 17m 27s |
| 2025-Sep-15, Monday | 05:38:41 | 11:46:49 | 17:54:57 | 12h 16m 16s |
| 2025-Sep-16, Tuesday | 05:38:55 | 11:46:27 | 17:54:00 | 12h 15m 5s |
| 2025-Sep-17, Wednesday | 05:39:09 | 11:46:06 | 17:53:03 | 12h 13m 54s |
| 2025-Sep-18, Thursday | 05:39:23 | 11:45:45 | 17:52:06 | 12h 12m 43s |
| 2025-Sep-19, Friday | 05:39:38 | 11:45:23 | 17:51:09 | 12h 11m 31s |
| 2025-Sep-20, Saturday | 05:39:52 | 11:45:02 | 17:50:11 | 12h 10m 19s |
| 2025-Sep-21, Sunday | 05:40:07 | 11:44:40 | 17:49:14 | 12h 9m 7s |
| 2025-Sep-22, Monday | 05:40:21 | 11:44:19 | 17:48:17 | 12h 7m 56s |
| 2025-Sep-23, Tuesday | 05:40:36 | 11:43:58 | 17:47:21 | 12h 6m 45s |
| 2025-Sep-24, Wednesday | 05:40:50 | 11:43:37 | 17:46:24 | 12h 5m 34s |
| 2025-Sep-25, Thursday | 05:41:05 | 11:43:16 | 17:45:27 | 12h 4m 22s |
| 2025-Sep-26, Friday | 05:41:21 | 11:42:56 | 17:44:31 | 12h 3m 10s |
| 2025-Sep-27, Saturday | 05:41:36 | 11:42:35 | 17:43:35 | 12h 1m 59s |
| 2025-Sep-28, Sunday | 05:41:51 | 11:42:15 | 17:42:39 | 12h 0m 48s |
| 2025-Sep-29, Monday | 05:42:07 | 11:41:55 | 17:41:43 | 11h 59m 36s |
| 2025-Sep-30, Tuesday | 05:42:23 | 11:41:35 | 17:40:47 | 11h 58m 24s |
Day length in Ha Long during the year on the chart:
Ha Long on Vietnam map:
Locations in the same time zone Asia/Ho_Chi_Minh
Ho Chi Minh City (Hồ Chí Minh), Hanoi (Hà Nội), Haiphong (Hải Phòng), Can Tho (Cần Thơ), Quang Ha (Quảng Nam), Hue (Thừa Thiên-Huế), Quy Nhon (Bình Định), Bien Hoa (Đồng Nai), Vinh (Nghệ An), Thai Nguyen (Thái Nguyên), Nha Trang (Khánh Hòa), Ca Mau (Cà Mau), Long Xuyen (An Giang), Viet Tri (Phú Thọ), Buon Ma Thuot (Đắk Lắk), Phan Thiet (Bình Thuận), Soc Trang (Sóc Trăng), Rach Gia (Kiến Giang), Ap Da Loi (Lâm Đồng), Quang Ngai (Quảng Ngãi), Vung Tau (Bà Rịa-Vũng Tàu), Thu Dau Mot (Bình Dương), Nam Dinh (Nam Định), Bac Lieu (Bạc Liêu), Thai Binh (Thái Bình), Thanh Hoa (Thanh Hóa), Son Tay (Hà Nội), Dong Hoi (Quảng Bình), Phan Rang-Thap Cham (Ninh Thuận), Ha Tinh (Hà Tĩnh)
Largest Populated Areas in Vietnam
Ho Chi Minh City (Hồ Chí Minh), Hanoi (Hà Nội), Haiphong (Hải Phòng), Can Tho (Cần Thơ), Quang Ha (Quảng Nam), Hue (Thừa Thiên-Huế), Quy Nhon (Bình Định), Bien Hoa (Đồng Nai), Vinh (Nghệ An), Thai Nguyen (Thái Nguyên), Nha Trang (Khánh Hòa), Ca Mau (Cà Mau), Long Xuyen (An Giang), Viet Tri (Phú Thọ), Buon Ma Thuot (Đắk Lắk), Phan Thiet (Bình Thuận), Rach Gia (Kiến Giang), Soc Trang (Sóc Trăng), Ap Da Loi (Lâm Đồng), Quang Ngai (Quảng Ngãi), Vung Tau (Bà Rịa-Vũng Tàu), Thu Dau Mot (Bình Dương), Nam Dinh (Nam Định), Bac Lieu (Bạc Liêu), Thai Binh (Thái Bình), Thanh Hoa (Thanh Hóa), Son Tay (Hà Nội), Dong Hoi (Quảng Bình), Phan Rang-Thap Cham (Ninh Thuận), Ha Tinh (Hà Tĩnh)
Daylight Hours FAQ: 10 Most Googled Questions Answered
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
Earth's 23.5° axial tilt causes uneven sunlight distribution. Your hemisphere receives less direct sunlight in winter (shorter days) and more in summer (longer days).
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks