Sunrise and Sunset times in Ban Souanmon, Laos 
Ban Souanmon
Viangchan
Time zone: Asia/Vientiane, UTC 7 h.
Latitude: 17.9172, Longitude: 102.62
| Date | Sunrise | Solar Noon | Sunset | Length of day |
|---|---|---|---|---|
| 2025-Jun-01, Sunday | 05:33:20 | 12:07:22 | 18:41:24 | 13h 8m 4s |
| 2025-Jun-02, Monday | 05:33:17 | 12:07:32 | 18:41:46 | 13h 8m 29s |
| 2025-Jun-03, Tuesday | 05:33:16 | 12:07:41 | 18:42:07 | 13h 8m 51s |
| 2025-Jun-04, Wednesday | 05:33:15 | 12:07:52 | 18:42:28 | 13h 9m 13s |
| 2025-Jun-05, Thursday | 05:33:15 | 12:08:02 | 18:42:49 | 13h 9m 34s |
| 2025-Jun-06, Friday | 05:33:16 | 12:08:13 | 18:43:10 | 13h 9m 54s |
| 2025-Jun-07, Saturday | 05:33:18 | 12:08:24 | 18:43:30 | 13h 10m 12s |
| 2025-Jun-08, Sunday | 05:33:21 | 12:08:36 | 18:43:50 | 13h 10m 29s |
| 2025-Jun-09, Monday | 05:33:24 | 12:08:47 | 18:44:10 | 13h 10m 46s |
| 2025-Jun-10, Tuesday | 05:33:29 | 12:08:59 | 18:44:29 | 13h 11m 0s |
| 2025-Jun-11, Wednesday | 05:33:34 | 12:09:11 | 18:44:48 | 13h 11m 14s |
| 2025-Jun-12, Thursday | 05:33:41 | 12:09:24 | 18:45:07 | 13h 11m 26s |
| 2025-Jun-13, Friday | 05:33:48 | 12:09:36 | 18:45:25 | 13h 11m 37s |
| 2025-Jun-14, Saturday | 05:33:56 | 12:09:49 | 18:45:42 | 13h 11m 46s |
| 2025-Jun-15, Sunday | 05:34:04 | 12:10:02 | 18:45:59 | 13h 11m 55s |
| 2025-Jun-16, Monday | 05:34:14 | 12:10:14 | 18:46:15 | 13h 12m 1s |
| 2025-Jun-17, Tuesday | 05:34:24 | 12:10:27 | 18:46:31 | 13h 12m 7s |
| 2025-Jun-18, Wednesday | 05:34:34 | 12:10:40 | 18:46:46 | 13h 12m 12s |
| 2025-Jun-19, Thursday | 05:34:46 | 12:10:54 | 18:47:01 | 13h 12m 15s |
| 2025-Jun-20, Friday | 05:34:58 | 12:11:07 | 18:47:15 | 13h 12m 17s |
| 2025-Jun-21, Saturday | 05:35:11 | 12:11:20 | 18:47:28 | 13h 12m 17s |
| 2025-Jun-22, Sunday | 05:35:24 | 12:11:33 | 18:47:41 | 13h 12m 17s |
| 2025-Jun-23, Monday | 05:35:38 | 12:11:46 | 18:47:53 | 13h 12m 15s |
| 2025-Jun-24, Tuesday | 05:35:53 | 12:11:59 | 18:48:04 | 13h 12m 11s |
| 2025-Jun-25, Wednesday | 05:36:08 | 12:12:11 | 18:48:15 | 13h 12m 7s |
| 2025-Jun-26, Thursday | 05:36:24 | 12:12:24 | 18:48:24 | 13h 12m 0s |
| 2025-Jun-27, Friday | 05:36:40 | 12:12:37 | 18:48:33 | 13h 11m 53s |
| 2025-Jun-28, Saturday | 05:36:57 | 12:12:49 | 18:48:41 | 13h 11m 44s |
| 2025-Jun-29, Sunday | 05:37:14 | 12:13:01 | 18:48:48 | 13h 11m 34s |
| 2025-Jun-30, Monday | 05:37:31 | 12:13:13 | 18:48:55 | 13h 11m 24s |
Ban Souanmon 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 Sithan Nua (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 Toumaxa (Champasak), Ban Na Lao Thong (Nong Khai), Ban Thin Then (Viangchan), Ban Nakok (Champasak), Ban Vattai Gnai (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 Na Hoi (Viangchan), 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 Nongdouang (Viangchan), Ban Sithan Nua (Viangchan), Ban Phon Kheng (Viangchan), Ban Nongpanai (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