Sunrise and Sunset times in Ban Vattai Gnai, Laos 
Ban Vattai Gnai
Viangchan
Time zone: Asia/Vientiane, UTC 7 h.
Latitude: 17.9746, Longitude: 102.579
| Date | Sunrise | Solar Noon | Sunset | Length of day |
|---|---|---|---|---|
| 2025-Jul-01, Tuesday | 05:37:52 | 12:13:35 | 18:49:17 | 13h 11m 25s |
| 2025-Jul-02, Wednesday | 05:38:11 | 12:13:46 | 18:49:21 | 13h 11m 10s |
| 2025-Jul-03, Thursday | 05:38:29 | 12:13:57 | 18:49:25 | 13h 10m 56s |
| 2025-Jul-04, Friday | 05:38:48 | 12:14:08 | 18:49:27 | 13h 10m 39s |
| 2025-Jul-05, Saturday | 05:39:07 | 12:14:18 | 18:49:29 | 13h 10m 22s |
| 2025-Jul-06, Sunday | 05:39:27 | 12:14:29 | 18:49:30 | 13h 10m 3s |
| 2025-Jul-07, Monday | 05:39:47 | 12:14:38 | 18:49:30 | 13h 9m 43s |
| 2025-Jul-08, Tuesday | 05:40:07 | 12:14:48 | 18:49:29 | 13h 9m 22s |
| 2025-Jul-09, Wednesday | 05:40:27 | 12:14:57 | 18:49:27 | 13h 9m 0s |
| 2025-Jul-10, Thursday | 05:40:47 | 12:15:05 | 18:49:24 | 13h 8m 37s |
| 2025-Jul-11, Friday | 05:41:07 | 12:15:13 | 18:49:19 | 13h 8m 12s |
| 2025-Jul-12, Saturday | 05:41:28 | 12:15:21 | 18:49:14 | 13h 7m 46s |
| 2025-Jul-13, Sunday | 05:41:49 | 12:15:28 | 18:49:08 | 13h 7m 19s |
| 2025-Jul-14, Monday | 05:42:09 | 12:15:35 | 18:49:01 | 13h 6m 52s |
| 2025-Jul-15, Tuesday | 05:42:30 | 12:15:41 | 18:48:53 | 13h 6m 23s |
| 2025-Jul-16, Wednesday | 05:42:51 | 12:15:47 | 18:48:44 | 13h 5m 53s |
| 2025-Jul-17, Thursday | 05:43:11 | 12:15:52 | 18:48:33 | 13h 5m 22s |
| 2025-Jul-18, Friday | 05:43:32 | 12:15:57 | 18:48:22 | 13h 4m 50s |
| 2025-Jul-19, Saturday | 05:43:53 | 12:16:01 | 18:48:10 | 13h 4m 17s |
| 2025-Jul-20, Sunday | 05:44:13 | 12:16:05 | 18:47:56 | 13h 3m 43s |
| 2025-Jul-21, Monday | 05:44:34 | 12:16:08 | 18:47:42 | 13h 3m 8s |
| 2025-Jul-22, Tuesday | 05:44:54 | 12:16:10 | 18:47:26 | 13h 2m 32s |
| 2025-Jul-23, Wednesday | 05:45:14 | 12:16:12 | 18:47:10 | 13h 1m 56s |
| 2025-Jul-24, Thursday | 05:45:35 | 12:16:13 | 18:46:52 | 13h 1m 17s |
| 2025-Jul-25, Friday | 05:45:55 | 12:16:14 | 18:46:34 | 13h 0m 39s |
| 2025-Jul-26, Saturday | 05:46:14 | 12:16:14 | 18:46:14 | 13h 0m 0s |
| 2025-Jul-27, Sunday | 05:46:34 | 12:16:14 | 18:45:54 | 12h 59m 20s |
| 2025-Jul-28, Monday | 05:46:54 | 12:16:13 | 18:45:32 | 12h 58m 38s |
| 2025-Jul-29, Tuesday | 05:47:13 | 12:16:11 | 18:45:09 | 12h 57m 56s |
| 2025-Jul-30, Wednesday | 05:47:32 | 12:16:09 | 18:44:46 | 12h 57m 14s |
| 2025-Jul-31, Thursday | 05:47:51 | 12:16:06 | 18:44:21 | 12h 56m 30s |
Ban Vattai Gnai on Laos map:
Cities in the same time zone Asia/Vientiane
Vientiane (Viangchan), Louangphabang (Louangphabang), Pakxe (Champasak), Savannakhet (Savannakhét), Thakhek (Khammouan), Xam Nua (Houaphan), Xaignabouli (Xaignabouli), Champasak (Champasak), Ban Houayxay (Bokèo), Phongsali (Phôngsali), Salavan (Salavan), Attapu (Attapu), Louang Namtha (Louangnamtha), Ban Nahoy (Viangchan), Ban Na Hoi (Viangchan), Ban Bolek (Viangchan), Ban Bo Na Ngoua (Viangchan), Ban Pha Khao (Viangchan), Ban Nongthak (Viangchan), Ban Nong Pha Nhac (Viangchan), Ban Na-Oy Nou (Viangchan), Ban Nakay (Viangchan), Ban Nong Pawi (Viangchan), Ban Kabao (Champasak), Ban Sikhai (Viangchan), Ban Nongdouang (Viangchan), Ban Na Lao Thong (Nong Khai), Ban Thin Then (Viangchan), Ban Nakok (Champasak), Ban Sithan Nua (Viangchan)
Largest Populated Areas in Laos
Vientiane (Viangchan), Louangphabang (Louangphabang), Pakxe (Champasak), Savannakhet (Savannakhét), Thakhek (Khammouan), Xam Nua (Houaphan), Xaignabouli (Xaignabouli), Champasak (Champasak), Ban Houayxay (Bokèo), Phongsali (Phôngsali), Salavan (Salavan), Attapu (Attapu), Louang Namtha (Louangnamtha), Ban Don (Viangchan), Ban Toumaxa (Champasak), Ban Pha Khao (Viangchan), Ban Nongthak (Viangchan), Ban Nong Pha Nhac (Viangchan), Ban Na-Oy Nou (Viangchan), Ban Nakay (Viangchan), Ban Nahoy (Viangchan), Ban Chom Cheng (Viangchan), Ban Nakok (Champasak), Nahe (Viangchan), Ban Nongpanai (Viangchan), Ban Na Hoi (Viangchan), Ban Phon Kheng (Viangchan), Ban Souanmon (Viangchan), Ban Nong Veng (Viangchan), Ban Thamouang (Viangchan)
Daylight Hours FAQ: 10 Most Googled Questions Answered
1. What are daylight hours?
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
2. Why are days shorter in winter and longer in summer?
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).
3. When is the longest day of the year?
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
4. When is the shortest day of the year?
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
5. How does latitude affect daylight hours?
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
6. Why do New York and Miami have different day lengths?
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
7. When are day and night equal?
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
How fast do days lengthen/shorten?
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
9. Where can I check daylight hours for my city?
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
10. Does daylight affect health?
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks