Sunrise and Sunset times in Son La, Vietnam

Son La Vietnam Daily sun schedule, day length and annual chart
☀️ Local time
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Sunrise
Today sunrise
05:42:07
Sunset
Today sunset
18:24:58
🌤️
Day length
12h 42m 51s
City
Son La
Region / Country
Sơn La, Vietnam
Time zone
Asia/Ho_Chi_Minh, UTC +7 h.
Population
19 054 people
Latitude
21.328
Longitude
103.91

Select month and year

Date Sunrise Solar Noon Sunset Day length
2026-Apr-01, Wednesday 05:57:31 12:08:18 18:19:04 12h 21m 33s
2026-Apr-02, Thursday 05:56:37 12:08:00 18:19:23 12h 22m 46s
2026-Apr-03, Friday 05:55:43 12:07:42 18:19:42 12h 23m 59s
2026-Apr-04, Saturday 05:54:49 12:07:25 18:20:01 12h 25m 12s
2026-Apr-05, Sunday 05:53:55 12:07:08 18:20:20 12h 26m 25s
2026-Apr-06, Monday 05:53:02 12:06:50 18:20:39 12h 27m 37s
2026-Apr-07, Tuesday 05:52:09 12:06:33 18:20:58 12h 28m 49s
2026-Apr-08, Wednesday 05:51:16 12:06:17 18:21:17 12h 30m 1s
2026-Apr-09, Thursday 05:50:24 12:06:00 18:21:36 12h 31m 12s
2026-Apr-10, Friday 05:49:32 12:05:44 18:21:56 12h 32m 24s
2026-Apr-11, Saturday 05:48:41 12:05:28 18:22:15 12h 33m 34s
2026-Apr-12, Sunday 05:47:50 12:05:12 18:22:35 12h 34m 45s
2026-Apr-13, Monday 05:46:59 12:04:57 18:22:55 12h 35m 56s
2026-Apr-14, Tuesday 05:46:09 12:04:42 18:23:15 12h 37m 6s
2026-Apr-15, Wednesday 05:45:19 12:04:27 18:23:35 12h 38m 16s
2026-Apr-16, Thursday 05:44:30 12:04:13 18:23:56 12h 39m 26s
2026-Apr-17, Friday 05:43:42 12:03:59 18:24:16 12h 40m 34s
2026-Apr-18, Saturday 05:42:54 12:03:45 18:24:37 12h 41m 43s
2026-Apr-19, Sunday 05:42:07 12:03:32 18:24:58 12h 42m 51s
2026-Apr-20, Monday 05:41:20 12:03:20 18:25:19 12h 43m 59s
2026-Apr-21, Tuesday 05:40:34 12:03:07 18:25:41 12h 45m 7s
2026-Apr-22, Wednesday 05:39:48 12:02:55 18:26:02 12h 46m 14s
2026-Apr-23, Thursday 05:39:03 12:02:44 18:26:24 12h 47m 21s
2026-Apr-24, Friday 05:38:19 12:02:33 18:26:46 12h 48m 27s
2026-Apr-25, Saturday 05:37:36 12:02:22 18:27:08 12h 49m 32s
2026-Apr-26, Sunday 05:36:53 12:02:12 18:27:31 12h 50m 38s
2026-Apr-27, Monday 05:36:12 12:02:03 18:27:54 12h 51m 42s
2026-Apr-28, Tuesday 05:35:31 12:01:54 18:28:17 12h 52m 46s
2026-Apr-29, Wednesday 05:34:50 12:01:45 18:28:40 12h 53m 50s
2026-Apr-30, Thursday 05:34:11 12:01:37 18:29:03 12h 54m 52s

Day length in Son La during the year on the chart

Son La 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