Sunrise and Sunset times in Bayan, Mongolia 
Bayan
Dornogovĭ
Time zone: Asia/Ulaanbaatar, UTC 8 h.
Latitude: 46.25, Longitude: 110.167
| Date | Sunrise | Solar Noon | Sunset | Length of day |
|---|---|---|---|---|
| 2025-Jul-01, Tuesday | 04:51:29 | 12:43:13 | 20:34:58 | 15h 43m 29s |
| 2025-Jul-02, Wednesday | 04:52:04 | 12:43:25 | 20:34:45 | 15h 42m 41s |
| 2025-Jul-03, Thursday | 04:52:42 | 12:43:36 | 20:34:29 | 15h 41m 47s |
| 2025-Jul-04, Friday | 04:53:22 | 12:43:47 | 20:34:11 | 15h 40m 49s |
| 2025-Jul-05, Saturday | 04:54:03 | 12:43:57 | 20:33:51 | 15h 39m 48s |
| 2025-Jul-06, Sunday | 04:54:46 | 12:44:07 | 20:33:28 | 15h 38m 42s |
| 2025-Jul-07, Monday | 04:55:31 | 12:44:17 | 20:33:03 | 15h 37m 32s |
| 2025-Jul-08, Tuesday | 04:56:18 | 12:44:26 | 20:32:35 | 15h 36m 17s |
| 2025-Jul-09, Wednesday | 04:57:06 | 12:44:35 | 20:32:05 | 15h 34m 59s |
| 2025-Jul-10, Thursday | 04:57:56 | 12:44:44 | 20:31:32 | 15h 33m 36s |
| 2025-Jul-11, Friday | 04:58:47 | 12:44:52 | 20:30:57 | 15h 32m 10s |
| 2025-Jul-12, Saturday | 04:59:40 | 12:45:00 | 20:30:19 | 15h 30m 39s |
| 2025-Jul-13, Sunday | 05:00:34 | 12:45:07 | 20:29:40 | 15h 29m 6s |
| 2025-Jul-14, Monday | 05:01:30 | 12:45:14 | 20:28:58 | 15h 27m 28s |
| 2025-Jul-15, Tuesday | 05:02:27 | 12:45:20 | 20:28:13 | 15h 25m 46s |
| 2025-Jul-16, Wednesday | 05:03:25 | 12:45:26 | 20:27:27 | 15h 24m 2s |
| 2025-Jul-17, Thursday | 05:04:24 | 12:45:31 | 20:26:38 | 15h 22m 14s |
| 2025-Jul-18, Friday | 05:05:25 | 12:45:36 | 20:25:47 | 15h 20m 22s |
| 2025-Jul-19, Saturday | 05:06:26 | 12:45:40 | 20:24:53 | 15h 18m 27s |
| 2025-Jul-20, Sunday | 05:07:29 | 12:45:44 | 20:23:58 | 15h 16m 29s |
| 2025-Jul-21, Monday | 05:08:33 | 12:45:47 | 20:23:00 | 15h 14m 27s |
| 2025-Jul-22, Tuesday | 05:09:37 | 12:45:49 | 20:22:01 | 15h 12m 24s |
| 2025-Jul-23, Wednesday | 05:10:43 | 12:45:51 | 20:20:59 | 15h 10m 16s |
| 2025-Jul-24, Thursday | 05:11:49 | 12:45:52 | 20:19:55 | 15h 8m 6s |
| 2025-Jul-25, Friday | 05:12:56 | 12:45:53 | 20:18:50 | 15h 5m 54s |
| 2025-Jul-26, Saturday | 05:14:04 | 12:45:53 | 20:17:42 | 15h 3m 38s |
| 2025-Jul-27, Sunday | 05:15:13 | 12:45:53 | 20:16:33 | 15h 1m 20s |
| 2025-Jul-28, Monday | 05:16:22 | 12:45:52 | 20:15:21 | 14h 58m 59s |
| 2025-Jul-29, Tuesday | 05:17:32 | 12:45:50 | 20:14:08 | 14h 56m 36s |
| 2025-Jul-30, Wednesday | 05:18:42 | 12:45:48 | 20:12:53 | 14h 54m 11s |
| 2025-Jul-31, Thursday | 05:19:53 | 12:45:45 | 20:11:36 | 14h 51m 43s |
Bayan on Mongolia map:
Cities in the same time zone Asia/Ulaanbaatar
Ulaanbaatar (Ulaanbaatar), Erdenet (Orhon), Darhan (Selenge), Ulaangom (Uvs), Olgiy (Bayan-Ölgiy), Choybalsan (Dornod), Hovd (Hovd), Arvayheer (Övörhangay), Moron (Hövsgöl), Bayanhongor (Bayanhongor), Suhbaatar (Selenge), Tsetserleg (Arhangay), Dzuunharaa (Selenge), Dzuunmod (Töv), Bulgan (Bulgan), Baruun-Urt (Sühbaatar), Dalanzadgad (Ömnögovĭ), Ondorhaan (Hentiy), Saynshand (Dornogovĭ), Uliastay (Dzavhan), Ulaan-Uul (Dornogovĭ), Mandalgovi (Dundgovĭ), Buural (Darhan-Uul), Nariin Murii (Ulaanbaatar), Songiin (Ulaanbaatar), Lamaiin Hiid (Orhon), Damba Darajayn Hiid (Ulaanbaatar), Sharga Moritoyn Dyan (Ulaanbaatar), Bayanhongor (Bayanhongor), Dugang Sume (Ulaanbaatar)
Largest Populated Areas in Mongolia
Ulaanbaatar (Ulaanbaatar), Erdenet (Orhon), Darhan (Selenge), Ulaangom (Uvs), Olgiy (Bayan-Ölgiy), Choybalsan (Dornod), Hovd (Hovd), Arvayheer (Övörhangay), Moron (Hövsgöl), Bayanhongor (Bayanhongor), Suhbaatar (Selenge), Tsetserleg (Arhangay), Dzuunharaa (Selenge), Dzuunmod (Töv), Bulgan (Bulgan), Baruun-Urt (Sühbaatar), Dalanzadgad (Ömnögovĭ), Ondorhaan (Hentiy), Saynshand (Dornogovĭ), Uliastay (Dzavhan), Ulaan-Uul (Dornogovĭ), Mandalgovi (Dundgovĭ), Hodrogo (Dzavhan), Gatsuurt (Ulaanbaatar), Buural (Darhan-Uul), Lamaiin Hiid (Orhon), Haylaastay (Sühbaatar), Torhurah (Ulaanbaatar), Sharga Moritoyn Dyan (Ulaanbaatar), Damba Darajayn Hiid (Ulaanbaatar)
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