Sun and Moon Today in Mercer Island, Washington, United States
Sunrise, sunset, moonrise, moonset and weather forecast

Sun Today and Moon Tonight

Example: Ojai | Walnut | Camarillo

Moonrise and Moonset Tonight

Moonrise
20:35:00PM

Moonset
10:32:00AM

Moonise Tonightnavigate_next Moonise Tomorrownavigate_next

Sunrise and Sunset Today

Sunrise
06:40:00AM

Sunset
19:31:00PM

Today's Sunset navigate_next Sunise Tomorrownavigate_next

Today's and Next Moon Phase

Waning Gibbous Moon
Current Phase

50.13% Last Quarter Moon
14th Sep, 03:34:00AM

Current Moon Phasenavigate_next

Permalink :https://www.oorth.com/astronomy/united-states/mercer-island/2025-09-10/open_in_new

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Moon Phase Calendar September 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 September 2025 navigate_next

Live 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 Today

Night

00:00AM-04:52
21:18-00:00AM

Astronomical Twilight

04:52-05:32
20:38-21:18

Nautical Twilight

05:32-06:09
20:01-20:38

Civil Twilight

06:09-06:40
19:31-20:01

Solar Day

06:40-19:31
12:51 long

Solar Noon

13:05

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
10th	06:40:00AM	19:31:00PM	13:05:00PM	12:51	04:52:00AM	05:32:00AM	05:32:00AM	06:09:00AM	06:09:00AM	06:40:00AM
10th	06:40:00AM	19:31:00PM	13:05:00PM	12:51	20:38:00PM	21:18:00PM	20:01:00PM	20:38:00PM	19:31:00PM	20:01:00PM
11th	06:41:00AM	19:29:00PM	13:05:00PM	12:47	04:54:00AM	05:33:00AM	05:33:00AM	06:10:00AM	06:10:00AM	06:41:00AM
11th	06:41:00AM	19:29:00PM	13:05:00PM	12:47	20:36:00PM	21:15:00PM	19:59:00PM	20:36:00PM	19:29:00PM	19:59:00PM
12th	06:43:00AM	19:26:00PM	13:05:00PM	12:44	04:56:00AM	05:35:00AM	05:35:00AM	06:12:00AM	06:12:00AM	06:43:00AM
12th	06:43:00AM	19:26:00PM	13:05:00PM	12:44	20:34:00PM	21:13:00PM	19:57:00PM	20:34:00PM	19:26:00PM	19:57:00PM
13th	06:44:00AM	19:24:00PM	13:04:00PM	12:40	04:57:00AM	05:36:00AM	05:36:00AM	06:13:00AM	06:13:00AM	06:44:00AM
13th	06:44:00AM	19:24:00PM	13:04:00PM	12:40	20:32:00PM	21:11:00PM	19:55:00PM	20:32:00PM	19:24:00PM	19:55:00PM
14th	06:45:00AM	19:22:00PM	13:04:00PM	12:37	04:59:00AM	05:38:00AM	05:38:00AM	06:14:00AM	06:14:00AM	06:45:00AM
14th	06:45:00AM	19:22:00PM	13:04:00PM	12:37	20:30:00PM	21:08:00PM	19:53:00PM	20:30:00PM	19:22:00PM	19:53:00PM
15th	06:47:00AM	19:20:00PM	13:03:00PM	12:34	05:01:00AM	05:39:00AM	05:39:00AM	06:16:00AM	06:16:00AM	06:47:00AM
15th	06:47:00AM	19:20:00PM	13:03:00PM	12:34	20:27:00PM	21:06:00PM	19:51:00PM	20:27:00PM	19:20:00PM	19:51:00PM
16th	06:48:00AM	19:18:00PM	13:03:00PM	12:30	05:02:00AM	05:41:00AM	05:41:00AM	06:17:00AM	06:17:00AM	06:48:00AM
16th	06:48:00AM	19:18:00PM	13:03:00PM	12:30	20:25:00PM	21:03:00PM	19:49:00PM	20:25:00PM	19:18:00PM	19:49:00PM

Live Moon Position

Next Seven Day Moon Calendar

September 2025	Rise	Set	Rise	Meridian Passing	illumination
Date	Rise	Set	Rise	Meridian Passing	illumination
10	-	10:32:00AM	20:35:00PM	03:15:00AM	90.4%
11	-	11:59:00AM	21:01:00PM	04:08:00AM	82%
12	-	13:25:00PM	21:36:00PM	05:04:00AM	71.7%
13	-	14:45:00PM	22:21:00PM	06:04:00AM	60.3%
14	-	15:54:00PM	23:22:00PM	07:05:00AM	48.5%
15	-	16:46:00PM	never rise	08:07:00AM	37%
16	00:33:00AM	17:25:00PM	-	09:07:00AM	26.4%

Sun and Moon Today in Mercer Island, Washington, United States Sunrise, sunset, moonrise, moonset and weather forecast