Sun and Moon 21st Dec, 2025 in Lang Son, Lang Son, Viet Nam
Sunrise, sunset, moonrise, moonset and weather forecast

Sun 21st Dec, 2025 and Moon 21st Dec, 2025

Example: South Gate | Norco | Muscoy

Moonrise and Moonset 21st Dec, 2025

Moonrise
07:27:00AM

Moonset
18:13:00PM

Moonise Tonightnavigate_next Moonise Tomorrownavigate_next

Sunrise and Sunset 21st Dec, 2025

Sunrise
06:27:00AM

Sunset
17:15:00PM

Today's Sunset navigate_next Sunise Tomorrownavigate_next

21st Dec, 2025 and Next Moon Phase

Waxing Crescent Moon
Current Phase

50.11% First Quarter Moon
28th Dec, 02:11:00AM

Current Moon Phasenavigate_next

Permalink :https://www.oorth.com/astronomy/viet-nam/lang-son/2025-12-21/open_in_new

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Penumbral Lunar Eclipse on May 5th and 6th, 2023

Moon Phase Calendar January 2026

Full Moon
04th Dec, 15:15:00PM

Last Quarter Moon
11th Dec, 12:53:00PM

New Moon
19th Dec, 17:45:00PM

First Quarter Moon
27th Dec, 11:11:00AM

Moon phase calendar for January 2026 navigate_next

21st Dec, 2025 Sun Position

Sun Position

It achive maximum altitude of 60° at noon.
X-Axis: Horizontal axis indicates time passing from 00:00 hours to 24:00 hours.
Y-Axis: Vertical axis indicates altitude -90 degree to +90 degree.
The graph show sun altitude with time during a day. Horizontal line is the line showing horizan. Sun rise, Solar Noon and Sun set are shown as vertical line crossing the line of horizan.
Between -6° to sunrise it is Civil twilight
Between -12° to -6° it is Nautical twilight
Between -18° to -12° it is Astro twilight

Solar Twilight for 21st Dec, 2025

Night

00:00AM-05:07
18:35-00:00AM

Astronomical Twilight

05:07-05:35
18:07-18:35

Nautical Twilight

05:35-06:03
17:40-18:07

Civil Twilight

06:03-06:27
17:15-17:40

Solar Day

06:27-17:15
10:49 long

Solar Noon

11:51

Next Seven Day Solar Calendar

December 2025	Rise	Set	Noon	Duration	Astro Twilight		Nautical Twilight		Civil Twilight
Date	Rise	Set	Noon	Duration	Start	End	Start	End	Start	End
21st	06:27:00AM	17:15:00PM	11:51:00AM	10:49	05:07:00AM	05:35:00AM	05:35:00AM	06:03:00AM	06:03:00AM	06:27:00AM
21st	06:27:00AM	17:15:00PM	11:51:00AM	10:49	18:07:00PM	18:35:00PM	17:40:00PM	18:07:00PM	17:15:00PM	17:40:00PM
22nd	06:27:00AM	17:16:00PM	11:52:00AM	10:49	05:08:00AM	05:36:00AM	05:36:00AM	06:03:00AM	06:03:00AM	06:27:00AM
22nd	06:27:00AM	17:16:00PM	11:52:00AM	10:49	18:08:00PM	18:35:00PM	17:40:00PM	18:08:00PM	17:16:00PM	17:40:00PM
23rd	06:28:00AM	17:16:00PM	11:52:00AM	10:49	05:08:00AM	05:36:00AM	05:36:00AM	06:04:00AM	06:04:00AM	06:28:00AM
23rd	06:28:00AM	17:16:00PM	11:52:00AM	10:49	18:08:00PM	18:36:00PM	17:41:00PM	18:08:00PM	17:16:00PM	17:41:00PM
24th	06:28:00AM	17:17:00PM	11:53:00AM	10:49	05:09:00AM	05:37:00AM	05:37:00AM	06:04:00AM	06:04:00AM	06:28:00AM
24th	06:28:00AM	17:17:00PM	11:53:00AM	10:49	18:09:00PM	18:36:00PM	17:41:00PM	18:09:00PM	17:17:00PM	17:41:00PM
25th	06:29:00AM	17:17:00PM	11:53:00AM	10:49	05:09:00AM	05:37:00AM	05:37:00AM	06:05:00AM	06:05:00AM	06:29:00AM
25th	06:29:00AM	17:17:00PM	11:53:00AM	10:49	18:09:00PM	18:37:00PM	17:42:00PM	18:09:00PM	17:17:00PM	17:42:00PM
26th	06:29:00AM	17:18:00PM	11:54:00AM	10:49	05:10:00AM	05:37:00AM	05:37:00AM	06:05:00AM	06:05:00AM	06:29:00AM
26th	06:29:00AM	17:18:00PM	11:54:00AM	10:49	18:10:00PM	18:37:00PM	17:42:00PM	18:10:00PM	17:18:00PM	17:42:00PM
27th	06:30:00AM	17:19:00PM	11:54:00AM	10:49	05:10:00AM	05:38:00AM	05:38:00AM	06:05:00AM	06:05:00AM	06:30:00AM
27th	06:30:00AM	17:19:00PM	11:54:00AM	10:49	18:10:00PM	18:38:00PM	17:43:00PM	18:10:00PM	17:19:00PM	17:43:00PM

21st Dec, 2025 Moon Position

Next Seven Day Moon Calendar

December 2025	Rise	Set	Rise	Meridian Passing	illumination
Date	Rise	Set	Rise	Meridian Passing	illumination
21	07:27:00AM	18:13:00PM	-	12:50:00PM	1.4%
22	08:14:00AM	19:10:00PM	-	13:41:00PM	4.7%
23	08:57:00AM	20:06:00PM	-	14:31:00PM	9.9%
24	09:36:00AM	21:02:00PM	-	15:16:00PM	16.9%
25	10:11:00AM	21:57:00PM	-	16:02:00PM	25.4%
26	10:45:00AM	22:52:00PM	-	16:45:00PM	35.3%
27	11:19:00AM	23:48:00PM	-	17:30:00PM	46.2%

Sun and Moon 21st Dec, 2025 in Lang Son, Lang Son, Viet Nam Sunrise, sunset, moonrise, moonset and weather forecast