Sunrise and Sunset times in Son Tay, Vietnam

Son Tay Vietnam Daily sun schedule, day length and annual chart
☀️ Local time
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Sunrise
Today sunrise
05:35:55
Sunset
Today sunset
18:18:24
🌤️
Day length
12h 42m 29s
City
Son Tay
Region / Country
Hà Nội, Vietnam
Time zone
Asia/Ho_Chi_Minh, UTC +7 h.
Population
189 547 people
Latitude
21.1382
Longitude
105.505

Select month and year

Date Sunrise Solar Noon Sunset Day length
2026-Apr-01, Wednesday 05:51:13 12:01:55 18:12:37 12h 21m 24s
2026-Apr-02, Thursday 05:50:19 12:01:37 18:12:56 12h 22m 37s
2026-Apr-03, Friday 05:49:25 12:01:20 18:13:14 12h 23m 49s
2026-Apr-04, Saturday 05:48:32 12:01:02 18:13:32 12h 25m 0s
2026-Apr-05, Sunday 05:47:39 12:00:45 18:13:51 12h 26m 12s
2026-Apr-06, Monday 05:46:46 12:00:28 18:14:10 12h 27m 24s
2026-Apr-07, Tuesday 05:45:53 12:00:11 18:14:28 12h 28m 35s
2026-Apr-08, Wednesday 05:45:01 11:59:54 18:14:47 12h 29m 46s
2026-Apr-09, Thursday 05:44:09 11:59:38 18:15:06 12h 30m 57s
2026-Apr-10, Friday 05:43:17 11:59:21 18:15:25 12h 32m 8s
2026-Apr-11, Saturday 05:42:26 11:59:05 18:15:45 12h 33m 19s
2026-Apr-12, Sunday 05:41:36 11:58:50 18:16:04 12h 34m 28s
2026-Apr-13, Monday 05:40:45 11:58:34 18:16:23 12h 35m 38s
2026-Apr-14, Tuesday 05:39:56 11:58:19 18:16:43 12h 36m 47s
2026-Apr-15, Wednesday 05:39:06 11:58:05 18:17:03 12h 37m 57s
2026-Apr-16, Thursday 05:38:17 11:57:50 18:17:23 12h 39m 6s
2026-Apr-17, Friday 05:37:29 11:57:36 18:17:43 12h 40m 14s
2026-Apr-18, Saturday 05:36:42 11:57:23 18:18:04 12h 41m 22s
2026-Apr-19, Sunday 05:35:55 11:57:10 18:18:24 12h 42m 29s
2026-Apr-20, Monday 05:35:08 11:56:57 18:18:45 12h 43m 37s
2026-Apr-21, Tuesday 05:34:22 11:56:44 18:19:06 12h 44m 44s
2026-Apr-22, Wednesday 05:33:37 11:56:32 18:19:28 12h 45m 51s
2026-Apr-23, Thursday 05:32:53 11:56:21 18:19:49 12h 46m 56s
2026-Apr-24, Friday 05:32:09 11:56:10 18:20:11 12h 48m 2s
2026-Apr-25, Saturday 05:31:26 11:55:59 18:20:33 12h 49m 7s
2026-Apr-26, Sunday 05:30:44 11:55:49 18:20:55 12h 50m 11s
2026-Apr-27, Monday 05:30:02 11:55:40 18:21:17 12h 51m 15s
2026-Apr-28, Tuesday 05:29:21 11:55:31 18:21:40 12h 52m 19s
2026-Apr-29, Wednesday 05:28:42 11:55:22 18:22:03 12h 53m 21s
2026-Apr-30, Thursday 05:28:02 11:55:14 18:22:26 12h 54m 24s

Day length in Son Tay during the year on the chart

Son Tay on Vietnam map

Countries closest to Vietnam

*Calculation of distances from capital to capital

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