Sun and Moon 21st Sep, 2025 in Old Lyme, Connecticut, United States
Sunrise, sunset, moonrise, moonset and weather forecast

Sun 21st Sep, 2025 and Moon 21st Sep, 2025

Example: Avalon | Westminster | Sun Valley

Moonrise and Moonset 21st Sep, 2025

Moonrise
06:19:00AM

Moonset
18:40:00PM

Moonise Tonightnavigate_next Moonise Tomorrownavigate_next

Sunrise and Sunset 21st Sep, 2025

Sunrise
06:36:00AM

Sunset
18:47:00PM

Today's Sunset navigate_next Sunise Tomorrownavigate_next

21st Sep, 2025 and Next Moon Phase

New Moon
Current Phase

50.14% First Quarter Moon
29th Sep, 19:55:00PM

Current Moon Phasenavigate_next

Permalink :https://www.oorth.com/astronomy/united-states/old-lyme/2025-09-21/open_in_new

< 20th Sep, 2025 | 22nd Sep, 2025 >

Trending :

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

Moon Phase Calendar October 2025

Full Moon
07th Sep, 11:10:00AM

Last Quarter Moon
14th Sep, 03:34:00AM

New Moon
21st Sep, 12:55:00PM

First Quarter Moon
29th Sep, 16:55:00PM

Moon phase calendar for October 2025 navigate_next

21st Sep, 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 Sep, 2025

Night

00:00AM-05:03
20:20-00:00AM

Astronomical Twilight

05:03-05:36
19:48-20:20

Nautical Twilight

05:36-06:08
19:15-19:48

Civil Twilight

06:08-06:36
18:47-19:15

Solar Day

06:36-18:47
12:12 long

Solar Noon

12:42

Next Seven Day Solar Calendar

September 2025	Rise	Set	Noon	Duration	Astro Twilight		Nautical Twilight		Civil Twilight
Date	Rise	Set	Noon	Duration	Start	End	Start	End	Start	End
21st	06:36:00AM	18:47:00PM	12:42:00PM	12:12	05:03:00AM	05:36:00AM	05:36:00AM	06:08:00AM	06:08:00AM	06:36:00AM
21st	06:36:00AM	18:47:00PM	12:42:00PM	12:12	19:48:00PM	20:20:00PM	19:15:00PM	19:48:00PM	18:47:00PM	19:15:00PM
22nd	06:37:00AM	18:46:00PM	12:41:00PM	12:09	05:04:00AM	05:37:00AM	05:37:00AM	06:09:00AM	06:09:00AM	06:37:00AM
22nd	06:37:00AM	18:46:00PM	12:41:00PM	12:09	19:46:00PM	20:18:00PM	19:14:00PM	19:46:00PM	18:46:00PM	19:14:00PM
23rd	06:38:00AM	18:44:00PM	12:41:00PM	12:06	05:05:00AM	05:38:00AM	05:38:00AM	06:10:00AM	06:10:00AM	06:38:00AM
23rd	06:38:00AM	18:44:00PM	12:41:00PM	12:06	19:44:00PM	20:16:00PM	19:12:00PM	19:44:00PM	18:44:00PM	19:12:00PM
24th	06:39:00AM	18:42:00PM	12:41:00PM	12:03	05:07:00AM	05:39:00AM	05:39:00AM	06:11:00AM	06:11:00AM	06:39:00AM
24th	06:39:00AM	18:42:00PM	12:41:00PM	12:03	19:42:00PM	20:15:00PM	19:10:00PM	19:42:00PM	18:42:00PM	19:10:00PM
25th	06:40:00AM	18:41:00PM	12:40:00PM	12:01	05:08:00AM	05:41:00AM	05:41:00AM	06:12:00AM	06:12:00AM	06:40:00AM
25th	06:40:00AM	18:41:00PM	12:40:00PM	12:01	19:41:00PM	20:13:00PM	19:08:00PM	19:41:00PM	18:41:00PM	19:08:00PM
26th	06:41:00AM	18:39:00PM	12:40:00PM	11:58	05:09:00AM	05:42:00AM	05:42:00AM	06:13:00AM	06:13:00AM	06:41:00AM
26th	06:41:00AM	18:39:00PM	12:40:00PM	11:58	19:39:00PM	20:11:00PM	19:07:00PM	19:39:00PM	18:39:00PM	19:07:00PM
27th	06:42:00AM	18:37:00PM	12:40:00PM	11:55	05:10:00AM	05:43:00AM	05:43:00AM	06:14:00AM	06:14:00AM	06:42:00AM
27th	06:42:00AM	18:37:00PM	12:40:00PM	11:55	19:37:00PM	20:09:00PM	19:05:00PM	19:37:00PM	18:37:00PM	19:05:00PM

21st Sep, 2025 Moon Position

Next Seven Day Moon Calendar

September 2025	Rise	Set	Rise	Meridian Passing	illumination
Date	Rise	Set	Rise	Meridian Passing	illumination
21	06:19:00AM	18:40:00PM	-	12:35:00PM	0%
22	07:22:00AM	18:59:00PM	-	13:16:00PM	0.8%
23	08:24:00AM	19:19:00PM	-	13:58:00PM	3.6%
24	09:28:00AM	19:42:00PM	-	14:39:00PM	8.1%
25	10:31:00AM	20:07:00PM	-	15:24:00PM	14.3%
26	11:35:00AM	20:38:00PM	-	16:11:00PM	21.8%
27	12:37:00PM	21:17:00PM	-	17:00:00PM	30.4%

Sun and Moon 21st Sep, 2025 in Old Lyme, Connecticut, United States Sunrise, sunset, moonrise, moonset and weather forecast