Sunrise and Sunset times in Yen Bai, Vietnam 
Yen Bai
☁️ Low chance of a spectacular sunset.
Yên Bái, Vietnam
96 540 people
Current temperature 37 ° C 
Clear
Today:
 Sunrise: 05:44:47
|
 Sunset: 18:13:38
|
Day Length: 12h 28m 51s
Time zone: Asia/Ho_Chi_Minh, UTC 7 h.
Latitude: 21.705, Longitude: 104.875
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Sep-01, Monday | 05:43:42 | 12:00:31 | 18:17:20 | 12h 33m 38s |
| 2025-Sep-02, Tuesday | 05:43:58 | 12:00:11 | 18:16:25 | 12h 32m 27s |
| 2025-Sep-03, Wednesday | 05:44:14 | 11:59:52 | 18:15:29 | 12h 31m 15s |
| 2025-Sep-04, Thursday | 05:44:31 | 11:59:32 | 18:14:34 | 12h 30m 3s |
| 2025-Sep-05, Friday | 05:44:47 | 11:59:12 | 18:13:38 | 12h 28m 51s |
| 2025-Sep-06, Saturday | 05:45:03 | 11:58:52 | 18:12:41 | 12h 27m 38s |
| 2025-Sep-07, Sunday | 05:45:19 | 11:58:31 | 18:11:44 | 12h 26m 25s |
| 2025-Sep-08, Monday | 05:45:34 | 11:58:11 | 18:10:47 | 12h 25m 13s |
| 2025-Sep-09, Tuesday | 05:45:50 | 11:57:50 | 18:09:50 | 12h 24m 0s |
| 2025-Sep-10, Wednesday | 05:46:06 | 11:57:29 | 18:08:52 | 12h 22m 46s |
| 2025-Sep-11, Thursday | 05:46:21 | 11:57:08 | 18:07:55 | 12h 21m 34s |
| 2025-Sep-12, Friday | 05:46:37 | 11:56:47 | 18:06:57 | 12h 20m 20s |
| 2025-Sep-13, Saturday | 05:46:52 | 11:56:26 | 18:05:59 | 12h 19m 7s |
| 2025-Sep-14, Sunday | 05:47:08 | 11:56:04 | 18:05:00 | 12h 17m 52s |
| 2025-Sep-15, Monday | 05:47:23 | 11:55:43 | 18:04:02 | 12h 16m 39s |
| 2025-Sep-16, Tuesday | 05:47:39 | 11:55:21 | 18:03:04 | 12h 15m 25s |
| 2025-Sep-17, Wednesday | 05:47:54 | 11:55:00 | 18:02:05 | 12h 14m 11s |
| 2025-Sep-18, Thursday | 05:48:10 | 11:54:38 | 18:01:07 | 12h 12m 57s |
| 2025-Sep-19, Friday | 05:48:26 | 11:54:17 | 18:00:08 | 12h 11m 42s |
| 2025-Sep-20, Saturday | 05:48:41 | 11:53:56 | 17:59:10 | 12h 10m 29s |
| 2025-Sep-21, Sunday | 05:48:57 | 11:53:34 | 17:58:11 | 12h 9m 14s |
| 2025-Sep-22, Monday | 05:49:13 | 11:53:13 | 17:57:13 | 12h 8m 0s |
| 2025-Sep-23, Tuesday | 05:49:29 | 11:52:52 | 17:56:15 | 12h 6m 46s |
| 2025-Sep-24, Wednesday | 05:49:46 | 11:52:31 | 17:55:17 | 12h 5m 31s |
| 2025-Sep-25, Thursday | 05:50:02 | 11:52:10 | 17:54:19 | 12h 4m 17s |
| 2025-Sep-26, Friday | 05:50:18 | 11:51:50 | 17:53:21 | 12h 3m 3s |
| 2025-Sep-27, Saturday | 05:50:35 | 11:51:29 | 17:52:23 | 12h 1m 48s |
| 2025-Sep-28, Sunday | 05:50:52 | 11:51:09 | 17:51:26 | 12h 0m 34s |
| 2025-Sep-29, Monday | 05:51:09 | 11:50:49 | 17:50:29 | 11h 59m 20s |
| 2025-Sep-30, Tuesday | 05:51:26 | 11:50:29 | 17:49:32 | 11h 58m 6s |
Day length in Yen Bai during the year on the chart:
Yen Bai on Vietnam map:
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 Long (Quảng Ninh)
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